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Oncology Clinical Guidelines

Evidence-based treatment algorithms for daily oncology practice — biomarker-first decision support, integrated with the latest NCCN and ESMO guidelines, and linked directly to clinical calculators at the point of decision.

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Weekly oncology evidence scan

Weekly Oncology Clinical-Management Update

Produce a structured weekly oncology clinical-management update by scanning major oncology data sources and entering verified trial results, regulatory actions, guideline changes, and safety signals into a multi-tab spreadsheet.

Use this page whenever you need a weekly oncology or cancer clinical update, or when checking oncology news from NCCN, ASCO, ESMO, AACR, FDA, UpToDate, JCO, NEJM, The Lancet, Medscape.

Weekly Oncology Clinical Trial Updates

Curated weekly summaries of practice-relevant oncology trial results, regulatory approvals, and guideline updates sourced from NEJM, AACR, ASCO, ESMO, FDA, and peer-reviewed journals.

Beamion LUNG-1 (zongertinib)Lung, Phase I

Presented at: ELCC 2026

Population: Advanced/metastatic non-squamous NSCLC with HER2 TKD activating mutations; treatment-naïve; ECOG PS 0-1; 30% brain mets

Intervention: Zongertinib 120 mg PO QD (<90kg) or 180 mg (≥90kg)

Primary endpoint: ORR (BICR) — 76%

Median PFS: 14.4 months

Conclusion: Zongertinib showed sustained efficacy in previously untreated patients with advanced HER2-mutant NSCLC. Treatment-related adverse events were predominantly low-grade.

Clinical impact: Informative

FDA status: Approved Feb 2026 — accelerated approval for HER2-mutant NSCLC first-line

Source: NEJM

CAR-PRISM (ciltacabtagene autoleucel)Haematology, Phase II

Presented at: AACR 2026

Population: High-risk smoldering MM per 20/2/20 model; excluded if >40% BM plasma cells; ECOG PS 0-1; median age 58

Intervention: Cilta-cel (Carvykti) single infusion after lymphodepletion; no induction or bridging therapy

Primary endpoint: MRD negativity — 100%

Conclusion: Cilta-cel as primary therapy induced deep and durable responses in high-risk smoldering multiple myeloma, with 100% MRD negativity and no progression to active disease at median 15.3 months follow-up.

Clinical impact: Early signal

FDA status: Approved (Carvykti approved for RRMM 2024; this study explores new indication in SMM)

Source: AACR

IDeate-Lung01 (ifinatamab deruxtecan)Lung, Phase II

Presented at: WCLC 2025

Population: Adult patients with ES-SCLC with disease progression on or after platinum-based chemotherapy; ≥1 prior line; measurable disease; ECOG PS 0-1

Intervention: I-DXd 12 mg/kg IV Q3W

Primary endpoint: ORR (BICR) — 48.2%

Median PFS: 4.9 months

Median OS: 10.3 months

Conclusion: If approved, ifinatamab deruxtecan would be a first-in-class B7-H3 directed DXd ADC for previously treated ES-SCLC.

Clinical impact: Informative

FDA status: Pending — Priority Review granted Apr 13, 2026; PDUFA Oct 10, 2026; Breakthrough Therapy Aug 2025

Source: FDA.gov

OptimUM-02 (darovasertib + crizotinib)Skin, Phase II/III

Presented at: Not yet presented

Population: First-line HLA-A*02:01-negative metastatic uveal melanoma; age ≥18; ECOG PS 0-1; measurable disease; no prior systemic therapy in metastatic setting

Intervention: Darovasertib + crizotinib

Primary endpoint: PFS (BICR) — 37.1% vs 5.8%

Median PFS: 6.9 vs 3.1 months

Conclusion: OptimUM-02 is the first randomized study to demonstrate a statistically significant and clinically meaningful benefit in PFS in first-line HLA-A*02:01-negative metastatic uveal melanoma.

Clinical impact: Informative

FDA status: NDA submission planned H2 2026 (accelerated approval sought)

Source: OncLive

eNRGy (zenocutuzumab)GI, Phase I/II

Presented at: N/A

Population: Adults with advanced unresectable or metastatic cholangiocarcinoma harboring NRG1 gene fusion

Intervention: Zenocutuzumab-zbco (Bizengri) — HER3 × EGFR bispecific antibody

Primary endpoint: ORR — 36.8%

Conclusion: If approved, zenocutuzumab would be the first targeted therapy specifically indicated for NRG1 fusion-positive cholangiocarcinoma.

Clinical impact: Informative

FDA status: Pending — sBLA submitted Apr 14, 2026; orphan drug designation Feb 2026; already approved Dec 2024 for NRG1+ NSCLC and pancreatic cancer

Source: OncLive

GI, Phase N/A

Presented at: N/A

Population: Patients with metastatic colorectal cancer

Intervention: N/A

Primary endpoint: N/A — N/A

Conclusion: The 2026 ESMO Clinical Practice Guideline highlights precision oncology in mCRC, with treatment decisions shaped by molecular biology and refined therapeutic sequencing including anti-EGFR rechallenge.

Clinical impact: Informative

FDA status: N/A

Source: ESMO

(immune checkpoint inhibitors (class-wide))Other, Phase N/A

Presented at: AACR 2026

Population: Cancer patients receiving ICI therapy who developed myocarditis; n=2,641 ICI-myocarditis cases from WHO VigiBase

Intervention: N/A — retrospective database analysis

Primary endpoint: Myocarditis fatality prediction — N/A

Conclusion: The first month of ICI therapy is the crucial period for determining risk of myocarditis fatality. Early-onset myocarditis and cardiorespiratory coreactions are the top predictive features.

Clinical impact: Informative

FDA status: N/A

Source: AACR

NCT05327270 (nivolumab)Head & Neck, Phase I

Presented at: AACR 2026

Population: Patients with histologically confirmed oral epithelial dysplasia (mild to severe); high risk of progression

Intervention: Intralesional nivolumab 10 mg or 20 mg every 3 weeks × 4 doses

Primary endpoint: Safety / lesion area reduction — N/A

Conclusion: Intralesional nivolumab is safe, well tolerated, and results in efficacy rates unparalleled by other nonsurgical methods, sparing surgery for the majority of patients with precancerous oral lesions.

Clinical impact: Early signal

FDA status: N/A

Source: AACR

MajesTEC-3 (teclistamab + daratumumab hyaluronidase-fihj)Haematology, Phase III

Presented at: ASH 2025

Population: Relapsed/refractory multiple myeloma with 1–3 prior lines; received PI and IMiD; ECOG PS 0-2

Intervention: Teclistamab 1.5 mg/kg SC step-up (D1,8,15) then Q3W + daratumumab 1800 mg SC Q3W

Primary endpoint: PFS — 89.0% vs 75.3%

Median PFS: NR vs 18.1 months

Median OS: NR vs NR (HR 0.46) months

Conclusion: Teclistamab plus daratumumab demonstrated deeper and more durable responses than standard Dara-based regimens in RRMM after 1–3 prior lines of therapy.

Clinical impact: Regulatory

FDA status: Approved Mar 5, 2026 — traditional approval for RRMM with 1–3 prior lines (CNPV pilot)

Source: FDA.gov

SWOG S1826 (nivolumab + doxorubicin + vinblastine + dacarbazine (AVD))Haematology, Phase III

Presented at: ASH 2025

Population: Previously untreated, Stage III or IV classical Hodgkin lymphoma; age ≥12; adolescents and adults enrolled

Intervention: Nivolumab 240 mg IV Q2W + AVD (doxorubicin 25 mg/m², vinblastine 6 mg/m², dacarbazine 375 mg/m²) Q2W × 6 cycles

Primary endpoint: PFS — N/A

Median PFS: NR vs NR months

Median OS: NR vs NR months

Conclusion: Nivolumab plus AVD is a new standard of care for previously untreated advanced classical Hodgkin lymphoma, improving PFS while being better tolerated than BV+AVD.

Clinical impact: Practice-changing

FDA status: Approved Mar 20, 2026 — 1L Stage III/IV cHL (traditional approval); also traditional approval for 2 R/R cHL indications

Source: FDA.gov

ROSELLA (relacorilant + nab-paclitaxel)Gynaecology, Phase III

Presented at: SGO 2026

Population: Platinum-resistant epithelial ovarian, fallopian tube, or primary peritoneal cancer; 1–3 prior lines; prior bevacizumab required; ECOG PS 0-1; progression <6 months after last platinum

Intervention: Relacorilant 150 mg PO day before, day of, and day after nab-paclitaxel + nab-paclitaxel 80 mg/m² IV D1,8,15 Q28D

Primary endpoint: PFS (BICR) and OS (co-primary) — Not reported

Median PFS: 6.5 vs 5.5 months

Median OS: 16.0 vs 11.9 months

Conclusion: Relacorilant plus nab-paclitaxel reduced the risk of death by 35% compared to nab-paclitaxel alone, extending median OS from 11.9 to 16.0 months in platinum-resistant ovarian cancer.

Clinical impact: Regulatory

FDA status: Approved Mar 25, 2026 — platinum-resistant ovarian/fallopian tube/peritoneal cancer (1–3 prior lines, prior bevacizumab required)

Source: FDA.gov

TOP (osimertinib + pemetrexed + carboplatin)Lung, Phase III

Presented at: ELCC 2026

Population: Previously untreated stage IV or recurrent non-squamous NSCLC with EGFR-sensitizing mutations and concurrent TP53 mutations

Intervention: Osimertinib 80 mg PO QD + pemetrexed 500 mg/m² + carboplatin AUC5 Q3W × 4 cycles → osimertinib + pemetrexed maintenance

Primary endpoint: PFS (BICR) — 82.9% vs 71.6%

Median PFS: 34.0 vs 15.6 months

Conclusion: These findings provide key evidence to support a molecular risk-guided, individualized treatment strategy for EGFR-mutated advanced NSCLC.

Clinical impact: Informative

FDA status: N/A (not yet submitted)

Source: Medscape

(toripalimab)Lung, Phase III

Presented at: ELCC 2026

Population: Adult patients with untreated recurrent or metastatic non-squamous NSCLC; measurable disease; no EGFR-sensitizing mutations or ALK fusions

Intervention: Subcutaneous toripalimab 360 mg Q3W × 4 cycles + pemetrexed + platinum → SC toripalimab + pemetrexed maintenance

Primary endpoint: PK non-inferiority / efficacy — Not reported

Median PFS: Not reported months

Median OS: Not reported months

Conclusion: Subcutaneous toripalimab provides comparable pharmacokinetics, efficacy, and safety to intravenous administration in first-line treatment of advanced nsqNSCLC, offering a more convenient and resource-efficient alternative.

Clinical impact: Informative

FDA status: N/A (approved in China only)

Source: Medscape

CEPHEUS (daratumumab + hyaluronidase-fihj + bortezomib + lenalidomide + dexamethasone (VRd))Haematology, Phase III

Presented at: EHA 2025

Population: Newly diagnosed multiple myeloma (NDMM) in patients ineligible for autologous stem cell transplant (ASCT); age ≥18; ECOG PS 0-2

Intervention: Daratumumab + hyaluronidase-fihj SC 1800 mg + VRd (bortezomib 1.3 mg/m² SC D1,4,8,11 + lenalidomide 25 mg PO D1-21 + dexamethasone 40 mg PO D1,4,8,11) Q21D × 6 cycles → dara-Rd maintenance

Primary endpoint: MRD negativity (10⁻⁵ sensitivity) and PFS (co-primary) — 97.1% vs 94.3%

Median PFS: NR vs NR months

Median OS: NR vs NR months

Conclusion: Daratumumab plus VRd as induction and maintenance significantly improved MRD negativity rates and PFS compared to VRd alone in transplant-ineligible NDMM.

Clinical impact: Regulatory

FDA status: Approved Jan 27, 2026 — traditional approval for transplant-ineligible NDMM (CNPV pilot)

Source: FDA.gov

KEYNOTE-B96 (pembrolizumab + paclitaxel)Gynaecology, Phase III

Presented at: ESMO 2024

Population: Platinum-resistant epithelial ovarian, fallopian tube, or primary peritoneal cancer; 1–4 prior lines; PD-L1 CPS≥1; ECOG PS 0-1; measurable disease

Intervention: Pembrolizumab 200 mg IV Q3W + paclitaxel 80 mg/m² IV weekly

Primary endpoint: PFS — Not reported

Median PFS: 12.1 vs 8.4 months

Conclusion: Pembrolizumab plus paclitaxel significantly improved progression-free survival in patients with platinum-resistant ovarian cancer with PD-L1 CPS≥1.

Clinical impact: Regulatory

FDA status: Approved Feb 10, 2026 — traditional approval for platinum-resistant ovarian/fallopian tube/peritoneal cancer, PD-L1 CPS≥1, 1–4 prior lines (CNPV pilot)

Source: FDA.gov

AMPLIFY (acalabrutinib + venetoclax)Haematology, Phase III

Presented at: ASH 2023

Population: Relapsed or refractory chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL) after at least 1 prior line of therapy; age ≥18; ECOG PS 0-2

Intervention: Acalabrutinib 100 mg PO BID + venetoclax 400 mg PO QD (5-week ramp-up) × 24 months; obinutuzumab optional first 6 cycles in CLL

Primary endpoint: PFS — 73% vs 47%

Median PFS: NR vs NR months

Median OS: NR vs NR months

Conclusion: The acalabrutinib and venetoclax combination reduces the risk of disease progression or death by 52% compared to standard BTK inhibitor-based therapies in relapsed or refractory CLL.

Clinical impact: Regulatory

FDA status: Approved Feb 19, 2026 — traditional approval for relapsed/refractory CLL/SLL after ≥1 prior line (CNPV pilot)

Source: FDA.gov

BREAKWATER (encorafenib + cetuximab + mFOLFOX6)GI, Phase III

Presented at: ESMO 2024

Population: Previously untreated BRAF V600E-mutated metastatic colorectal cancer; ECOG PS 0-1; measurable disease; RAS wild-type

Intervention: Encorafenib 300 mg PO QD + cetuximab 500 mg/m² IV Q2W + mFOLFOX6 (oxaliplatin 85 mg/m² + leucovorin 400 mg/m² + 5-FU 400 mg/m² bolus then 2400 mg/m² over 46h) Q2W

Primary endpoint: PFS (BICR) — 67% vs 24%

Median PFS: NR vs 11.3 months

Conclusion: Encorafenib plus cetuximab with mFOLFOX6 is a new standard first-line treatment option for patients with BRAF V600E-mutated metastatic colorectal cancer.

Clinical impact: Practice-changing

FDA status: Approved Feb 24, 2026 — traditional approval for BRAF V600E-mutated mCRC (1L) (CNPV pilot)

Source: FDA.gov

Beamion LUNG-1 (zongertinib (Hernexeos))Lung, Phase I

Presented at: ELCC 2026

Population: Advanced/metastatic non-squamous NSCLC with HER2 TKD activating mutations; treatment-naïve for advanced disease

Intervention: Zongertinib 120 mg PO QD (<90kg) or 180 mg (≥90kg)

Primary endpoint: ORR (BICR) — 76%

Median PFS: 14.4 months

Conclusion: Zongertinib is the first FDA-approved therapy specifically indicated for HER2 tyrosine kinase domain-mutant non-small cell lung cancer.

Clinical impact: Regulatory

FDA status: Approved Feb 26, 2026 — accelerated approval for HER2-mutant NSCLC first-line (under CNPV pilot program); orphan drug designation

Source: FDA.gov

KEYNOTE-B15 / EV-304 (enfortumab vedotin + pembrolizumab)GU, Phase III

Presented at: N/A

Population: Muscle-invasive bladder cancer (MIBC, cT2-T4aN0M0) eligible for radical cystectomy; ECOG PS 0-1; adequate organ function

Intervention: Neoadjuvant: enfortumab vedotin 1.25 mg/kg IV D1,8 + pembrolizumab 200 mg IV D1 Q21D × 3 cycles → radical cystectomy + pelvic lymph node dissection → adjuvant: pembrolizumab 200 mg IV Q21D × up to 13 cycles

Primary endpoint: EFS

Median PFS: NR vs 46.3 months

Conclusion: Perioperative enfortumab vedotin plus pembrolizumab significantly improved pathological complete response rate, disease-free survival, and event-free survival compared to neoadjuvant gemcitabine plus cisplatin in muscle-invasive bladder cancer.

Clinical impact: Informative

FDA status: Approved (Padcev traditional approval for cisplatin-ineligible locally advanced or metastatic urothelial cancer; this trial supports perioperative MIBC indication)

Source: NEJM

ILUSTRO (zolbetuximab + mFOLFOX6 + nivolumab)GI, Phase III

Presented at: ASCO GI 2026

Population: Previously untreated, HER2-negative, locally advanced unresectable or metastatic gastric or gastroesophageal junction (GEJ) adenocarcinoma; CLDN18.2-positive (≥75% tumor cells with moderate-to-strong membranous staining); ECOG PS 0-1

Intervention: Zolbetuximab 800 mg/m² IV loading + 600 mg/m² IV Q3W + mFOLFOX6 (oxaliplatin 85 mg/m² + leucovorin 400 mg/m² + 5-FU 400 mg/m² bolus then 2400 mg/m² over 46h) Q2W + nivolumab 240 mg IV Q2W

Primary endpoint: PFS (BICR) — 63% vs 58%

Median PFS: 10.2 vs 8.5 months

Median OS: 18.2 vs 15.6 months

Conclusion: The addition of zolbetuximab to mFOLFOX6 plus nivolumab significantly improved progression-free survival and overall survival in CLDN18.2-positive, HER2-negative gastric or GEJ adenocarcinoma.

Clinical impact: Informative

FDA status: N/A (not yet submitted)

Source: ASCO

Breast, Phase N/A

Population: Postmenopausal patients >50y with cT1N0 (US-negative), HR+/HER2-, G1-2 breast cancer for SLNB omission; pT1-T3 pN+ M0 for OFS duration; HR+/HER2- for MammaPrint assay

Intervention: SLNB omission + whole-breast RT + ET for selected patients; OFS 5yr + AI/tamoxifen; MammaPrint 70-gene assay for anthracycline benefit

Primary endpoint: N/A — N/A

Conclusion: SLNB omission may be considered in selected postmenopausal HR+/HER2- cT1N0 patients receiving whole-breast RT and ET. OFS 5yr is optimal for pN+ disease. MammaPrint identifies patients who benefit from anthracyclines.

Clinical impact: Practice-changing

FDA status: N/A

Source: NCCN

(datopotamab deruxtecan, sevabertinib, osimertinib + pemetrexed + platinum)Lung, Phase N/A

Population: EGFR-mutant advanced NSCLC post-progression on frontline osimertinib-based therapy; HER2-mutant NSCLC post-progression

Intervention: Datopotamab deruxtecan 6 mg/kg IV Q3W as preferred 2L; sevabertinib as preferred for HER2-mutant; osimertinib+chemo Category 1 1L

Primary endpoint: N/A — N/A

Conclusion: Datopotamab deruxtecan is now a preferred second-line regimen for EGFR-mutant NSCLC after progression on frontline osimertinib plus chemotherapy. Osimertinib plus platinum-based chemotherapy and amivantamab plus lazertinib are Category 1 preferred first-line options.

Clinical impact: Practice-changing

FDA status: N/A

Source: NCCN

(belantamab mafodotin + bortezomib + dexamethasone, linvoseltamab, isatuximab + bortezomib + lenalidomide + dexamethasone)Haematology, Phase N/A

Population: Relapsed/refractory multiple myeloma after 2+ prior lines (belantamab+Bd); after 4+ prior lines including anti-CD38, PI, IMiD (linvoseltamab); newly diagnosed transplant-eligible (isa+VRd)

Intervention: Belantamab mafodotin 2.5 mg/kg IV Q3W + bortezomib + dexamethasone Category 1; linvoseltamab 50 mg SC step-up; isatuximab + VRd Category 1 preferred for HSCT candidates

Primary endpoint: N/A — N/A

Conclusion: Belantamab mafodotin plus bortezomib and dexamethasone is now a Category 1 preferred regimen after 2 prior lines. Linvoseltamab is included as an option after 4 prior lines. Isatuximab plus VRd is Category 1 preferred for transplant-eligible newly diagnosed patients.

Clinical impact: Practice-changing

FDA status: N/A

Source: NCCN

OSPREY / CONDOR (piflufolastat F 18)GU, Phase II/III

Population: Men with prostate cancer: suspected metastasis candidates for definitive therapy; or suspected recurrence based on elevated PSA

Intervention: Pylarify TruVu 333 MBq (9 mCi) IV bolus, imaging ~60 min post-injection. New formulation with enhanced stability at higher radioactive concentrations.

Primary endpoint: Diagnostic accuracy (PPV, specificity) — N/A

Conclusion: Pylarify TruVu is a new formulation of piflufolastat F 18 injection approved for PET imaging of PSMA-positive lesions in men with prostate cancer. The formulation enables ~50% larger batch sizes and extended shelf life, potentially expanding patient access to PSMA PET imaging.

Clinical impact: Regulatory

FDA status: Approved Mar 2026

Source: FDA.gov

DESTINY-Breast05 (trastuzumab deruxtecan)Breast, Phase III

Presented at: ESMO 2025

Population: HER2+ (IHC 3+ or ISH+) early breast cancer with residual invasive disease after neoadjuvant HER2-targeted therapy; high risk (inoperable at presentation or pathologically positive axillary nodes post-neoadjuvant)

Intervention: Trastuzumab deruxtecan 5.4 mg/kg IV Q3W

Primary endpoint: IDFS — N/A

Median OS: NR (immature, 2.9% maturity) months

Conclusion: Trastuzumab deruxtecan demonstrated a statistically significant and clinically meaningful improvement in invasive disease-free survival compared with T-DM1 in patients with HER2-positive early breast cancer with residual invasive disease after neoadjuvant therapy.

Clinical impact: Informative

FDA status: Pending — Priority Review granted Mar 9, 2026; PDUFA July 7, 2026; Breakthrough Therapy Designation Dec 2025

Source: FDA.gov

PRIMA (niraparib)Gynaecology, Phase III

Population: Advanced epithelial ovarian, fallopian tube, or primary peritoneal cancer with HRD+ status (BRCA mutation and/or genomic instability) following response to first-line platinum-based chemotherapy

Intervention: MyChoice CDx: NGS of BRCA1/2 (including large rearrangements) + tumor genomic instability score (LOH + TAI + LST)

Primary endpoint: PFS (HRD+ population) — N/A

Median PFS: 21.9 vs 10.4 (HRD+) months

Median OS: NR vs NR (HRD+, final OS) months

Conclusion: MyChoice CDx is now the only FDA-approved companion diagnostic for niraparib, identifying HRD-positive patients through comprehensive BRCA1/2 and genomic instability assessment. Nearly 50% of patients with advanced ovarian cancer have HRD+ tumors.

Clinical impact: Regulatory

FDA status: Approved Mar 2026 — MyChoice CDx as companion diagnostic for niraparib in ovarian cancer

Source: FDA.gov

(capecitabine, fluorouracil)Regulatory, Phase N/A

Population: All patients receiving capecitabine or 5-FU for any indication (CRC, breast, gastric, esophageal, pancreatic cancers)

Intervention: Mandatory DPYD genetic testing prior to initiation (unless immediate treatment necessary); dose reduction for partial DPD deficiency; avoidance for complete DPD deficiency

Primary endpoint: N/A — N/A

Conclusion: The FDA updated capecitabine and 5-FU labeling to require DPYD genetic testing prior to initiation, with avoidance in complete DPD deficiency and dose individualization in partial deficiency. A boxed warning now highlights the risk of serious or fatal toxicities.

Clinical impact: Regulatory

FDA status: Approved Feb 2026 — Safety labeling update (Boxed Warning, Dosage section 2.1, Warnings and Precautions)

Source: FDA.gov

KROCUS (fulzerasib + cetuximab)Lung, Phase II

Presented at: ELCC 2026

Population: Previously untreated KRAS G12C-mutant advanced NSCLC

Intervention: Fulzerasib (KRAS G12C inhibitor) + cetuximab (EGFR mAb)

Primary endpoint: ORR — Not reported

Median PFS: Not reported months

Median OS: Not reported months

Conclusion: KROCUS trial evaluating first-line fulzerasib plus cetuximab in KRAS G12C-mutant NSCLC. Full data not yet available in peer-reviewed publication.

Clinical impact: Early signal

FDA status: N/A

Source: OncoAlert

VIKTORIA-1 (gedatolisib + fulvestrant ± palbociclib)Breast, Phase III

Presented at: SABCS 2025

Population: HR+/HER2- PIK3CA wild-type metastatic breast cancer, post-CDK4/6 inhibitor + aromatase inhibitor

Intervention: Gedatolisib (PI3Kα/mTOR inhibitor) + fulvestrant ± palbociclib

Primary endpoint: PFS — Not reported

Median PFS: Not reported months

Median OS: Not reported months

Conclusion: VIKTORIA-1 is evaluating gedatolisib plus fulvestrant with or without palbociclib in PIK3CA wild-type HR+/HER2- metastatic breast cancer post-CDK4/6 inhibitor. Full results pending peer-reviewed publication.

FDA status: N/A

Source: OncoAlert

PANOVA-3 (tumor treating fields (Optune Pax) + gemcitabine + nab-paclitaxel)GI, Phase III

Population: Adults with locally advanced unresectable pancreatic adenocarcinoma, ECOG PS 0-1

Intervention: Optune Pax TTFields device (wearable arrays on abdomen) ≥18 hr/day + gemcitabine 1000 mg/m² + nab-paclitaxel 125 mg/m² D1,8,15 q28d

Primary endpoint: OS — Not significant (secondary endpoint)

Median PFS: NR (not significant) months

Median OS: 16.2 vs 14.2 months

Conclusion: Optune Pax plus gemcitabine and nab-paclitaxel significantly improved overall survival compared with chemotherapy alone in locally advanced pancreatic cancer.

Clinical impact: Regulatory

FDA status: Approved Feb 11, 2026 — locally advanced unresectable pancreatic adenocarcinoma

Source: FDA.gov

Dana-Farber IST (axicabtagene ciloleucel (Yescarta))Haematology, Phase I

Population: Relapsed/refractory primary CNS lymphoma (PCNSL)

Intervention: Axicabtagene ciloleucel (anti-CD19 CAR-T) single infusion

Primary endpoint: Safety (TLT rate, G3+ AEs) — Not reported

Median PFS: Not reported months

Median OS: Not reported months

Conclusion: The FDA approved a label update for Yescarta removing the previous Limitations of Use for relapsed/refractory primary central nervous system lymphoma based on manageable safety profile with no new safety signals identified.

Clinical impact: Regulatory

FDA status: Label update Feb 6, 2026 — Limitations of Use removed for PCNSL

Source: FDA.gov

RMC-6236-001 / RMC-GI-102 (daraxonrasib ± gemcitabine + nab-paclitaxel)GI, Phase I/II

Presented at: AACR 2026

Population: Previously untreated RAS-mutant metastatic pancreatic ductal adenocarcinoma

Intervention: Mono: daraxonrasib 300 mg QD (21-day cycles). Combo: daraxonrasib 200 mg QD + gemcitabine/nab-paclitaxel D1,15 q28d

Primary endpoint: ORR, DCR, 6-mo PFS, 6-mo OS — 47% mono / 58% combo

Median PFS: Immature (6-mo rate 71% mono / 84% combo) months

Median OS: Immature (6-mo rate 83% mono / 90% combo) months

Conclusion: Daraxonrasib demonstrated encouraging antitumor activity as first-line therapy in RAS-mutant metastatic PDAC, both as monotherapy and in combination with gemcitabine/nab-paclitaxel, with manageable safety profiles.

Clinical impact: Early signal

FDA status: N/A — Phase 3 RASolute 302/303 ongoing

Source: AACR

INFINITY (tremelimumab + durvalumab)GI, Phase II

Presented at: AACR 2026

Population: Resectable MSI-H/dMMR gastric or gastroesophageal junction adenocarcinoma

Intervention: Tremelimumab 300 mg single dose + durvalumab 1500 mg Q4W (STRIDE regimen). Restaging at weeks 12-14. cCR patients → non-operative management with intense surveillance.

Primary endpoint: 2-yr cCR rate (cohort 2) — N/A

Median PFS: 2-yr PFS 94.1% months

Median OS: 2-yr OS 100% months

Conclusion: The STRIDE regimen of tremelimumab and durvalumab followed by non-operative management demonstrated promising feasibility in MSI-H resectable gastric/GEJ cancer, with 71% 2-year clinical complete response rate and 100% 2-year overall survival.

Clinical impact: Early signal

FDA status: N/A

Source: AACR

(elisrasib (D3S-001))Lung, Phase I/II

Presented at: AACR 2026

Population: KRAS G12C-mutated locally advanced or metastatic NSCLC, previously treated with immunotherapy and/or platinum doublet chemotherapy

Intervention: Elisrasib orally once daily in 21-day cycles at doses 50-900 mg; 600 mg selected as preferred dose

Primary endpoint: ORR, DCR, Safety — ~60% (G12C-inhibitor naive) / ~33% (G12C-inhibitor experienced)

Median PFS: 9-12 mo (naive) months

Median OS: Not mature months

Conclusion: Elisrasib, a next-generation KRAS G12C inhibitor designed for faster and stronger target engagement, demonstrated promising response rates in patients with advanced NSCLC, including those whose disease progressed on prior first-generation KRAS G12C inhibitors.

Clinical impact: Early signal

FDA status: N/A — Phase II ongoing

Source: AACR

(autogene cevumeran (BNT122, RO7198457) + atezolizumab)GI, Phase I

Presented at: AACR 2026

Population: Resected pancreatic ductal adenocarcinoma, adjuvant setting post-surgery

Intervention: Personalized mRNA neoantigen vaccine (autogene cevumeran) + atezolizumab + chemotherapy (adjuvant)

Primary endpoint: Vaccine-induced T-cell response rate — N/A

Median PFS: Not reported months

Median OS: Not reached (responders) vs 3.4 yr (non-responders) months

Conclusion: In a phase 1 trial of a personalized mRNA neoantigen vaccine for pancreatic cancer, patients with vaccine-induced T-cell responses had significantly prolonged survival compared with non-responders, with 87.5% of responders alive at six years after surgery.

Clinical impact: Early signal

FDA status: N/A — Phase II randomized global trial underway

Source: AACR

KEYNOTE-B15 / EV-304 (pembrolizumab + enfortumab vedotin)GU, Phase III

Population: Muscle-invasive bladder cancer (MIBC) eligible for cisplatin-based chemotherapy

Intervention: Pembrolizumab + enfortumab vedotin perioperative (neoadjuvant + adjuvant)

Primary endpoint: EFS — N/A

Median PFS: N/A (EFS trial) months

Median OS: NR (HR 0.50) months

Conclusion: The FDA granted Priority Review to supplemental biologics license applications for KEYTRUDA and KEYTRUDA QLEX, each in combination with Padcev, for the treatment of patients with muscle-invasive bladder cancer who are eligible for cisplatin-based chemotherapy.

Clinical impact: Regulatory

FDA status: Pending — Priority Review granted Apr 20, 2026; PDUFA Aug 17, 2026

Source: FDA.gov

(trastuzumab + tucatinib)GI, Phase I/II

Presented at: AACR 2026

Population: HER2-positive locally advanced rectal adenocarcinoma

Intervention: Trastuzumab + tucatinib + chemoradiation (neoadjuvant)

Primary endpoint: ORR, cCR rate — 75% (6/8)

Median PFS: Not reported months

Median OS: Not reported months

Conclusion: In a phase I/II study, trastuzumab and tucatinib combined with chemoradiation demonstrated promising activity in HER2-positive rectal adenocarcinoma, with 75% response rate and 50% clinical complete response rate, suggesting potential for non-operative management in selected patients.

Clinical impact: Early signal

FDA status: N/A — investigational

Source: AACR

TROPION-Breast02 (datopotamab deruxtecan)Breast, Phase III

Population: Previously untreated locally recurrent inoperable or metastatic triple-negative breast cancer (TNBC) for whom immunotherapy was not an option

Intervention: Datopotamab deruxtecan 6 mg/kg IV Q3W

Primary endpoint: PFS, OS (dual primary) — Not reported

Median PFS: 10.8 vs 5.6 months

Median OS: 23.7 vs 18.7 months

Conclusion: Datopotamab deruxtecan demonstrated significantly improved PFS and OS versus chemotherapy in patients with previously untreated locally recurrent inoperable or metastatic triple-negative breast cancer for whom immunotherapy was not an option.

Clinical impact: Informative

FDA status: N/A — not yet approved for TNBC indication

Source: JCO

ReDiscover (zovegalisib + atirmociclib + fulvestrant)Breast, Phase II

Presented at: ASCO 2026

Population: HR+/HER2- metastatic breast cancer with PIK3CA mutation, progressed on prior CDK4/6 inhibitor + AI, 0-2 prior lines in mBC

Intervention: Zovegalisib 180 mg BID (3 weeks on, 1 week off) + atirmociclib 400 mg daily (continuous) + fulvestrant 500 mg IM D1,15 C1 then D1 Q28d

Primary endpoint: PFS vs external control — 53% (confirmed)

Median PFS: 11.0 (investigator) / 10.0 (BICR) months

Median OS: 24.9 months

Conclusion: The Phase 2 ReDiscover trial of zovegalisib, atirmociclib, and fulvestrant met its primary endpoint, demonstrating a statistically significant improvement in progression-free survival versus external control in patients with PIK3CA-mutant HR-positive, HER2-negative metastatic breast cancer after progression on a CDK4/6 inhibitor and aromatase inhibitor.

Clinical impact: Early signal

FDA status: N/A — Phase 2 primary endpoint met; potential pivotal registration strategy being explored

Source: ASCO

COMPANION-002 (tovecimig + gemcitabine + cisplatin)GI, Phase II/III

Presented at: ASCO 2026

Population: Advanced biliary tract cancer (intrahepatic cholangiocarcinoma, extrahepatic cholangiocarcinoma, gallbladder cancer), first-line, ECOG PS 0-1

Intervention: Tovecimig 15 mg/kg IV Q3W + gemcitabine 1000 mg/m2 + cisplatin 25 mg/m2 D1,8 Q3W

Primary endpoint: PFS (by BICR) — 31% vs 20%

Median PFS: 7.8 vs 6.3 months

Median OS: 11.6 vs 11.0 (HR 0.92, NS) months

Conclusion: The COMPANION-002 trial achieved its primary endpoint, demonstrating that tovecimig plus gemcitabine and cisplatin significantly improved progression-free survival compared with chemotherapy alone in first-line advanced biliary tract cancer, including a clinically meaningful benefit in the DLK1-positive subset.

Clinical impact: Early signal

FDA status: N/A — PFS met; OS missed due to crossover. Regulatory path under discussion.

Source: ASCO

LAPNET-01 (NP137 (anti-NELL1 monoclonal antibody))GI, Phase I/II

Population: Metastatic pancreatic ductal adenocarcinoma (PDAC) or neuroendocrine tumors (NETs), progressed on standard therapy

Intervention: NP137 IV Q2W at 3 mg/kg (PDAC) or 10 mg/kg (NETs)

Primary endpoint: Safety, ORR, PFS — 20% PDAC / 30% NETs

Median PFS: 5.2 PDAC / 7.8 NETs months

Median OS: Not mature months

Conclusion: NP137, a first-in-class NELL1-targeted therapy, demonstrated promising anti-tumor activity in metastatic pancreatic ductal adenocarcinoma and neuroendocrine tumors with a favorable safety profile, supporting further clinical development.

Clinical impact: Early signal

FDA status: N/A — Phase 2 planned for 2026

Source: NEJM

LITESPARK-012 (pembrolizumab + lenvatinib + belzutifan (Arm A) / pembrolizumab-quavonlimab coformulation + lenvatinib (Arm B))GU, Phase III

Population: Advanced clear cell renal cell carcinoma, first-line, previously untreated

Intervention: Arm A: Pembro 400mg IV Q6W + Lenvatinib 20mg OD + Belzutifan 120mg OD Arm B: MK-1308A (pembro 400mg + quavonlimab 25mg) IV Q6W + Lenvatinib 20mg OD

Primary endpoint: PFS (BICR), OS (dual primary) — Not reported

Median PFS: Not significant months

Median OS: Not significant months

Conclusion: The phase 3 LITESPARK-012 trial evaluating first-line pembrolizumab-based combination treatments for advanced renal cell carcinoma did not meet its dual primary endpoints of progression-free survival and overall survival at the prespecified interim analysis.

Clinical impact: Negative

FDA status: N/A — trial closed after failed interim analysis. Does not affect other LITESPARK trials (LITESPARK-011 sBLA pending for belzutifab+lenvatinib in pretreated RCC, PDUFA Oct 4, 2026).

Source: Medscape

BRUIN CLL-322 (pirtobrutinib + venetoclax + rituximab)Haematology, Phase III

Population: Relapsed/refractory chronic lymphocytic leukemia or small lymphocytic lymphoma (CLL/SLL), previously treated, ECOG PS 0-2

Intervention: Pirtobrutinib 200mg OD + Venetoclax + Rituximab (up to 2 years time-limited)

Primary endpoint: PFS (by ICR) — Not reported

Median PFS: Not disclosed (topline only) months

Median OS: Not mature (trending favorably) months

Conclusion: The addition of pirtobrutinib to venetoclax and rituximab led to a statistically significant and clinically meaningful improvement in progression-free survival compared with venetoclax and rituximab alone in patients with relapsed or refractory chronic lymphocytic leukemia or small lymphocytic lymphoma.

Clinical impact: Informative

FDA status: N/A — Lilly intends to submit for label expansion later 2026

Source: OncoLive

REZILIENT1 (zipalertinib)Lung, Phase IIb

Population: Locally advanced or metastatic NSCLC with EGFR exon 20 insertion mutations, progressed on/after platinum-based chemotherapy, with or without amivantamab

Intervention: Zipalertinib 100mg oral BID, continuous

Primary endpoint: ORR, DoR — 35% (40% chemo-only)

Median PFS: 9.1 months

Median OS: Not reported months

Conclusion: The FDA accepted a New Drug Application for zipalertinib for the treatment of patients with locally advanced or metastatic non-small cell lung cancer with EGFR exon 20 insertion mutations whose disease has progressed on or after platinum-based chemotherapy, with or without amivantamab.

Clinical impact: Regulatory

FDA status: Pending — NDA accepted Apr 28, 2026; PDUFA Feb 27, 2027; Breakthrough Therapy Designation 2021

Source: FDA.gov

NCT03802695 (Orca-Q (allogeneic T-cell immunotherapy))Haematology, Phase I

Population: High-risk hematologic malignancies post-allogeneic hematopoietic stem cell transplantation (HSCT)

Intervention: Orca-Q allogeneic T-cell immunotherapy (high-precision cell therapy)

Primary endpoint: OS, GVHD, Non-relapse mortality — N/A

Median OS: Encouraging (preliminary) months

Conclusion: The FDA granted Regenerative Medicine Advanced Therapy designation to Orca-Q for the treatment of high-risk hematologic malignancies, recognizing the significant unmet need and validating the promising clinical findings from the ongoing Phase 1 study.

Clinical impact: Early signal

FDA status: RMAT designation granted Apr 28, 2026 — accelerates development and review; eligible for priority/rolling reviews and accelerated approval pathways

Source: FDA.gov

VERITAC-2 (vepdegestrant)Breast, Phase III

Population: ER+/HER2- ESR1-mutated advanced or metastatic breast cancer after progression on ≥1 endocrine therapy

Intervention: Vepdegestrant 200mg IM Q4W (first 3 doses) then Q8W

Primary endpoint: PFS — 21.4% vs 8.9%

Median PFS: 11.2 vs 4.5 months

Median OS: NR vs 26.4 months

Conclusion: The FDA approved vepdegestrant, the first proteolysis-targeting chimera (PROTAC), for the treatment of adults with estrogen receptor-positive, HER2-negative, ESR1-mutated advanced or metastatic breast cancer following progression on at least one line of endocrine therapy.

Clinical impact: Practice-changing

FDA status: Approved May 1, 2026 — ER+/HER2- ESR1-mutated advanced/metastatic BC post-endocrine therapy

Source: FDA.gov

(ruxolitinib (Jakafi XR))Haematology, Phase N/A

Population: Adults with intermediate/high-risk myelofibrosis; adults with PV refractory/intolerant to hydroxyurea; adults/pediatric ≥12y with steroid-refractory acute or chronic GVHD

Intervention: Jakafi XR 55mg once daily (film-coated extended-release tablet)

Primary endpoint: Bioequivalence (AUC, Cmax) — N/A

Conclusion: The FDA approved Jakafi XR, a once-daily extended-release formulation of ruxolitinib, for the same indications as the original twice-daily Jakafi, providing a dosing option that may improve convenience for patients with myelofibrosis, polycythemia vera, and graft-versus-host disease.

Clinical impact: Informative

FDA status: Approved May 1, 2026 — once-daily XR formulation for MF, PV, GVHD (same indications as IR)

Source: FDA.gov

HERIZON-GEA-01 (zanidatamab + tislelizumab + chemotherapy)GI, Phase III

Population: Previously untreated HER2-positive locally advanced unresectable or metastatic gastric or gastroesophageal junction adenocarcinoma

Intervention: Zanidatamab + tislelizumab + CAPOX or FP/XP chemotherapy

Primary endpoint: OS — 80.2% vs 70.6%

Median PFS: 12.2 vs 9.7 months

Median OS: 20.9 vs 17.1 months

Conclusion: The FDA accepted and granted Priority Review to the biologics license application for zanidatamab in combination with tislelizumab and chemotherapy for the first-line treatment of patients with HER2-positive gastric or gastroesophageal junction adenocarcinoma.

Clinical impact: Regulatory

FDA status: Pending — BLA accepted Apr 27, 2026; Priority Review; PDUFA Aug 25, 2026

Source: FDA.gov

SERENA-6 (camizestrant + palbociclib)Breast, Phase III

Population: ER+/HER2- advanced/metastatic breast cancer post-progression on first-line AI + CDK4/6 inhibitor, ESR1 mutation detected

Intervention: Camizestrant (next-gen SERD) 36mg + palbociclib 125mg

Primary endpoint: PFS — Not reported

Median PFS: 11.7 vs 6.6 months

Median OS: NR (HR 0.76, immature) months

Conclusion: The FDA Oncologic Drugs Advisory Committee voted 6 to 3 against recommending approval of camizestrant in combination with palbociclib for the treatment of patients with estrogen receptor-positive, HER2-negative advanced or metastatic breast cancer with ESR1 mutations following progression on a CDK4/6 inhibitor and aromatase inhibitor.

Clinical impact: Negative

FDA status: ODAC voted 6-3 AGAINST approval Apr 29, 2026 — FDA not bound by ODAC but usually follows. AstraZeneca continuing engagement.

Source: FDA.gov

TALAPRO-3 (talazoparib + enzalutamide)GU, Phase III

Presented at: ASCO 2026 (LBA planned)

Population: HRR gene-mutated metastatic castration-sensitive prostate cancer (mCSPC), previously untreated, ECOG PS 0-1, ≤3 months ADT

Intervention: Talazoparib 0.5mg/day + enzalutamide 160mg/day

Primary endpoint: rPFS — Improved (detailed at ASCO 2026)

Median PFS: Not disclosed (topline) months

Median OS: Immature (strong trend) months

Conclusion: In the phase 3 TALAPRO-3 trial, talazoparib plus enzalutamide demonstrated a statistically significant and clinically meaningful improvement in radiographic progression-free survival compared with placebo plus enzalutamide in patients with homologous recombination repair gene-mutated metastatic castration-sensitive prostate cancer.

Clinical impact: Practice-changing

FDA status: N/A — Pfizer engaging global health authorities for regulatory submission

Source: OncoLive

LIBRETTO-432 (selpercatinib)Lung, Phase III

Population: Resected or definitively treated stage IB-IIIA RET fusion-positive NSCLC, with or without adjuvant chemotherapy

Intervention: Selpercatinib 120mg (<50kg) or 160mg (≥50kg) BID until disease recurrence or unacceptable toxicity

Primary endpoint: EFS (investigator-assessed, stage II-IIIA) — N/A (adjuvant setting)

Median OS: Immature (trending favorably) months

Conclusion: Adjuvant selpercatinib demonstrated a statistically significant and clinically meaningful improvement in event-free survival compared with placebo in patients with resected stage II to IIIA RET fusion-positive non-small cell lung cancer.

Clinical impact: Practice-changing

FDA status: N/A — Lilly plans regulatory submission for adjuvant indication expansion

Source: OncoLive

PHERGain-2 (trastuzumab + pertuzumab + T-DM1)Breast, Phase II/III

Presented at: ESMO Breast Cancer 2026

Population: HER2+ early-stage breast cancer (stage I-IIIA), clinically low-risk (ER+/HER2+ with low tumor burden; or ER-/HER2+ regardless of stage), 18-75 years

Intervention: Arm A: Trastuzumab 600mg SC Q3W + pertuzumab 840mg IV → 420mg IV Q3W + T-DM1 3.6mg/kg IV Q3W (chemo-free, 6 cycles) → HP maintenance Arm B: Standard chemotherapy + HP (trastuzumab + pertuzumab) → HP maintenance

Primary endpoint: pCR rate (Arm A) — N/A (neoadjuvant pCR study)

Median OS: N/A (DFS ongoing) months

Conclusion: The PHERGain-2 trial demonstrated that a chemotherapy-free regimen of trastuzumab, pertuzumab, and trastuzumab emtansine achieved a pathological complete response rate of 59.6% in clinically low-risk HER2-positive early breast cancer, with lower toxicity and improved quality of life compared with standard chemotherapy plus trastuzumab and pertuzumab.

Clinical impact: Practice-changing

FDA status: N/A — Phase 2/3; DFS primary endpoint ongoing

Source: ESMO

DESTINY-Breast11 (trastuzumab deruxtecan)Breast, Phase III

Presented at: ESMO Breast Cancer 2026

Population: High-risk operable HER2-positive early breast cancer (stage II-III), 18-70 years, ECOG PS 0-1, LVEF ≥50%

Intervention: Multiple T-DXd-containing arms including T-DXd + pertuzumab + THP

Primary endpoint: RCB 0/I rate (correlative analysis) — N/A (neoadjuvant RCB study)

Conclusion: In the DESTINY-Breast11 trial, trastuzumab deruxtecan-based neoadjuvant regimens achieved a residual cancer burden score of 0 or I in 81.3% of patients with high-risk operable HER2-positive early breast cancer, with higher rates observed in smaller tumors.

Clinical impact: Informative

FDA status: N/A — Phase 3 ongoing; iDFS primary endpoint not yet mature

Source: ESMO

EAP-Daraxonrasib (daraxonrasib)GI, Phase N/A

Population: KRAS G12D-mutated pancreatic ductal adenocarcinoma (or other KRAS G12D-mutated solid tumors) with disease progression after all approved therapies

Intervention: Daraxonrasib monotherapy (dosing per treating physician discretion)

Primary endpoint: N/A — N/A

Conclusion: The FDA authorized an expanded access protocol for daraxonrasib for patients with KRAS G12D-mutated pancreatic ductal adenocarcinoma and other KRAS G12D-mutated solid tumors who have no satisfactory alternative treatment options.

Clinical impact: Regulatory

FDA status: EAP authorized May 1, 2026 — KRAS G12D-mutated PDAC and other solid tumors

Source: FDA.gov

RMC-6236-001 (daraxonrasib)GI, Phase I/II

Presented at: AACR 2026

Population: Previously treated KRAS G12D-mutated solid tumors (PDAC, NSCLC, CRC, and others)

Intervention: Daraxonrasib monotherapy (dose escalation: 100-1600 mg; RP2D: 1200 mg)

Primary endpoint: ORR, Safety, DCR — 20% PDAC / 48% NSCLC / 35% CRC

Median PFS: 4.2 PDAC months

Median OS: 6.8 PDAC / 12.4 NSCLC / 9.1 CRC months

Conclusion: In a phase 1-2 trial, daraxonrasib monotherapy demonstrated promising anti-tumor activity with a favorable safety profile in patients with previously treated KRAS G12D-mutated solid tumors, including pancreatic ductal adenocarcinoma, non-small cell lung cancer, and colorectal cancer.

Clinical impact: Informative

FDA status: N/A — Phase 3 RASolute 302 ongoing; EAP authorized May 2026

Source: NEJM

TRUST-I / TRUST-II (taletrectinib)Lung, Phase II

Population: ROS1-positive metastatic NSCLC with disease progression after prior crizotinib therapy

Intervention: Taletrectinib 600mg OD

Primary endpoint: ORR, Safety — Not disclosed (post-crizotinib subset)

Median PFS: Not disclosed months

Median OS: Not disclosed months

Conclusion: The FDA accepted a supplemental New Drug Application for taletrectinib for the treatment of patients with ROS1-positive metastatic non-small cell lung cancer who have disease progression after prior crizotinib therapy.

Clinical impact: Regulatory

FDA status: Pending — sNDA accepted May 5, 2026; PDUFA Jan 4, 2027

Source: FDA.gov

VIKTORIA-1 (gedatolisib + fulvestrant ± palbociclib)Breast, Phase III

Presented at: ASCO 2026

Population: PIK3CA-mutated HR+/HER2- metastatic breast cancer, post-CDK4/6 inhibitor + AI, no prior chemotherapy for mBC

Intervention: Gedatolisib + fulvestrant ± palbociclib

Primary endpoint: PFS — Not disclosed

Median PFS: Not disclosed (ASCO 2026) months

Median OS: Not mature months

Conclusion: The phase 3 VIKTORIA-1 trial met its primary endpoint in the PIK3CA-mutated cohort, demonstrating that gedatolisib in combination with fulvestrant and palbociclib significantly improved progression-free survival compared with fulvestrant and palbociclib alone in patients with PIK3CA-mutated HR-positive, HER2-negative metastatic breast cancer following progression on a CDK4/6 inhibitor and aromatase inhibitor.

Clinical impact: Practice-changing

FDA status: N/A — Pfizer engaging regulatory authorities

Source: OncoLive

ASTX727-07 (decitabine + cedazuridine + venetoclax)Haematology, Phase II

Population: Newly diagnosed AML in adults ≥75 years or with comorbidities precluding intensive induction chemotherapy

Intervention: Decitabine 35mg + cedazuridine 100mg orally once daily on Days 1-5 of each 28-day cycle + venetoclax (5-day ramp-up: 20mg → 50mg → 100mg → 200mg → 400mg)

Primary endpoint: CR rate

Conclusion: The all-oral combination of decitabine and cedazuridine with venetoclax demonstrated a complete remission rate of 41.6% in adults with newly diagnosed acute myeloid leukemia who are 75 years or older or have comorbidities precluding intensive chemotherapy, providing the first fully outpatient HMA plus BCL-2 regimen for unfit patients.

Clinical impact: Practice-changing

FDA status: Approved May 2026

Source: FDA.gov

BGB-11417-201 (sonrotoclax)Haematology, Phase I/II

Population: Adults with R/R MCL after ≥2 prior lines including anti-CD20 therapy and BTK inhibitor

Intervention: Sonrotoclax: 4-week ramp-up (80mg → 160mg → 240mg → 320mg target), then 320mg orally once daily with food until progression

Primary endpoint: ORR (IRC, Lugano)

Conclusion: Sonrotoclax demonstrated an objective response rate of 52% with a median duration of response of 15.8 months in adults with relapsed or refractory mantle cell lymphoma after at least 2 prior lines including a BTK inhibitor, providing the first BCL-2 inhibitor approved for this indication.

Clinical impact: Practice-changing

FDA status: Accelerated approval May 2026

Source: FDA.gov

eNRGy (zenocutuzumab)GI, Phase I/II

Population: Adults with advanced unresectable or metastatic NRG1 fusion-positive cholangiocarcinoma with progression on/after prior systemic therapy

Intervention: Zenocutuzumab 750mg IV infusion every 2 weeks (~4 hours) until progression

Primary endpoint: ORR (BICR, RECIST v1.1)

Conclusion: Zenocutuzumab demonstrated an objective response rate of 36.8% in adults with advanced NRG1 fusion-positive cholangiocarcinoma with disease progression on or after prior systemic therapy, expanding the approved indication for this NRG1-targeted bispecific antibody.

Clinical impact: Regulatory

FDA status: Approved May 2026 (7th CNPV; approved ~5 months early)

Source: FDA.gov

VOLGA (durvalumab + enfortumab vedotin)GU, Phase III

Population: Cisplatin-ineligible or cisplatin-declining MIBC (cT2-4a N0-1 M0) undergoing radical cystectomy — perioperative setting

Intervention: Arm 1: Perioperative durvalumab + neoadjuvant EV → radical cystectomy → adjuvant durvalumab Arm 2: Perioperative durvalumab + tremelimumab + neoadjuvant EV → radical cystectomy → adjuvant D+T

Primary endpoint: EFS + OS (dual primary)

Conclusion: Perioperative durvalumab plus neoadjuvant enfortumab vedotin demonstrated statistically significant and clinically meaningful improvements in both event-free survival and overall survival compared with standard of care in cisplatin-ineligible muscle-invasive bladder cancer.

Clinical impact: Practice-changing

FDA status: sNDA submission planned

Source: OncLive

MagnetisMM-5 (elranatamab)Haematology, Phase III

Population: RRMM after ≥1 prior line including lenalidomide + proteasome inhibitor (double-class exposed)

Intervention: Arm A: Elranatamab SC monotherapy (recommended phase 2 dose) Arm B: Elranatamab + daratumumab SC

Primary endpoint: PFS (BICR per IMWG)

Conclusion: Elranatamab monotherapy demonstrated a statistically significant and clinically meaningful improvement in progression-free survival versus daratumumab plus pomalidomide and dexamethasone in patients with relapsed or refractory multiple myeloma after at least one prior line of therapy.

Clinical impact: Practice-changing

FDA status: Accelerated approval (4L+). Filing for full approval expected H2 2026; label expansion to ≥2L anticipated.

Source: OncLive

R3767-ONC-2011 (fianlimab + cemiplimab)Skin, Phase III

Population: Previously untreated unresectable locally advanced or metastatic melanoma (Stage III/IV), age ≥12

Intervention: Arm A: Fianlimab 1600mg + cemiplimab 350mg Q3W (high-dose, n=508) Arm B: Fianlimab 400mg + cemiplimab 350mg Q3W (low-dose, n=422) Arm C: Cemiplimab 350mg monotherapy (n=154, reference arm)

Primary endpoint: PFS (BICR)

Conclusion: The fianlimab plus cemiplimab combination did not reach statistical significance for the primary endpoint of improved progression-free survival compared with pembrolizumab monotherapy in first-line unresectable or metastatic melanoma.

Clinical impact: Negative

FDA status: Not submitted (no BLA planned for this indication)

Source: OncLive

KEYNOTE-942 / mRNA-4157-P201 (intismeran autogene + pembrolizumab)Skin, Phase IIb

Population: Resected high-risk Stage IIB-IV cutaneous melanoma with lymph node metastasis; complete resection within 13 weeks; ECOG PS 0-1; no brain metastases

Intervention: Intismeran autogene 1mg IM every 3 weeks for 9 doses + pembrolizumab 200mg IV every 3 weeks for up to 18 cycles (~1 year)

Primary endpoint: RFS

Conclusion: Intismeran autogene in combination with pembrolizumab demonstrated a sustained and clinically meaningful improvement in recurrence-free survival at 5 years compared with pembrolizumab alone in patients with resected high-risk stage III/IV melanoma.

Clinical impact: Informative

FDA status: Breakthrough Therapy Designation (2023). Phase 3 INTerpath-001 enrolling.

Source: Medscape

TROPION-Breast02 (datopotamab deruxtecan)Breast, Phase III

Population: Unresectable or metastatic TNBC not candidates for PD-1/PD-L1 inhibitor; no prior chemo for advanced disease; ECOG PS 0-1

Intervention: Datopotamab deruxtecan 6 mg/kg IV Q3W

Primary endpoint: PFS (BICR) + OS (co-primary)

Conclusion: The FDA approved datopotamab deruxtecan as the first TROP2-directed antibody drug conjugate for first-line treatment of patients with metastatic triple-negative breast cancer who are not candidates for PD-1/PD-L1 inhibitor therapy, based on TROPION-Breast02 demonstrating median PFS of 10.8 vs 5.6 months and median OS of 23.7 vs 18.7 months versus chemotherapy.

Clinical impact: Practice-changing

FDA status: Approved May 2026

Source: FDA.gov

DESTINY-Breast05 (trastuzumab deruxtecan)Breast, Phase III

Population: HER2+ early breast cancer with residual invasive disease after neoadjuvant therapy; OR high-risk early HER2+ BC (neoadjuvant)

Intervention: Trastuzumab deruxtecan 5.4 mg/kg IV Q3W x14 cycles (adjuvant)

Primary endpoint: IDFS (adjuvant) / pCR (neoadjuvant)

Conclusion: The FDA approved trastuzumab deruxtecan for two separate indications in HER2-positive early-stage breast cancer: adjuvant treatment for patients with residual invasive disease after neoadjuvant therapy based on DESTINY-Breast05 showing 3-year IDFS of 92.4% vs 83.7%, and neoadjuvant T-DXd followed by THP based on DESTINY-Breast11 showing pCR of 67.3% vs 56.3%.

Clinical impact: Practice-changing

FDA status: Approved May 2026

Source: FDA.gov

CLL3001 / BGB-11417-CLL (sonrotoclax)Haematology, Phase I/II

Population: Adults with R/R CLL after prior BCR inhibitor therapy

Intervention: Sonrotoclax oral per CLL3001 protocol until progression

Primary endpoint: ORR

Conclusion: The FDA granted accelerated approval to sonrotoclax for adults with relapsed or refractory chronic lymphocytic leukemia, with an overall response rate of approximately 85% in venetoclax-naive patients, representing the first next-generation BCL-2 inhibitor approved for this indication.

Clinical impact: Practice-changing

FDA status: Accelerated approval May 2026

Source: FDA.gov

QUILT-3.032-Papillary (nogapendekin alfa inbakicept (N-803))GU, Phase III

Population: BCG-unresponsive NMIBC with papillary disease without CIS

Intervention: Nogapendekin alfa inbakicept 400 mcg intravesical + BCG

Primary endpoint: sBLA acceptance

Conclusion: The FDA accepted for priority review the supplemental Biologics License Application for ANKTIVA in combination with BCG for BCG-unresponsive non-muscle invasive bladder cancer with papillary disease without carcinoma in situ, with a PDUFA target action date of January 6, 2027.

Clinical impact: Regulatory

FDA status: sBLA accepted Priority Review — PDUFA Jan 6 2027

Source: OncLive

Junshi-SC-PK (toripalimab)Head & Neck, Phase III

Population: Nasopharyngeal carcinoma and other approved toripalimab indications

Intervention: Toripalimab SC 3-minute subcutaneous injection

Primary endpoint: PK bioequivalence

Conclusion: The NMPA approved the subcutaneous formulation of toripalimab as the first SC PD-1 antibody in China, demonstrating non-inferior pharmacokinetic exposure compared with the intravenous formulation with a 3-minute injection replacing a 60-minute infusion.

Clinical impact: Regulatory

FDA status: N/A

Source: OncLive

KEYNOTE-522 (pembrolizumab + carboplatin + paclitaxel + doxorubicin + cyclophosphamide)Breast, Phase III

Presented at: ASCO 2026

Population: Previously untreated Stage II-III TNBC; ECOG PS 0-1

Intervention: Pembrolizumab 200mg IV Q3W + paclitaxel/carboplatin x12wk -> doxorubicin/cyclophosphamide x4 -> surgery -> adjuvant pembro x9 cycles

Primary endpoint: EFS + OS (co-primary EFS; secondary OS)

Conclusion: After a median follow-up of 7.8 years, neoadjuvant pembrolizumab plus chemotherapy followed by adjuvant pembrolizumab continues to show a clinically meaningful survival benefit with 7-year EFS of 78.3% vs 69.8% and 7-year OS of 85.1% vs 77.2% in patients with early-stage triple-negative breast cancer, with benefit observed across all subgroups.

Clinical impact: Practice-changing

FDA status: Approved (neoadjuvant + adjuvant pembro for Stage II-III TNBC)

Source: ASCO

SARC041 (abemaciclib)Bone & Sarcoma, Phase III

Presented at: ASCO 2026

Population: Advanced DDLS; any prior therapy; ECOG PS 0-2

Intervention: Abemaciclib 200mg orally BID until progression

Primary endpoint: PFS

Conclusion: Abemaciclib demonstrated a statistically significant improvement in progression-free survival compared with placebo in patients with advanced dedifferentiated liposarcoma, representing the first Phase 3 success of a CDK4/6 inhibitor in any sarcoma subtype.

Clinical impact: Practice-changing

Source: ASCO

PROTEUS (apalutamide + ADT)GU, Phase III

Presented at: ASCO 2026

Population: Localized or locally advanced high-risk PCa before and after radical prostatectomy; ECOG PS 0-1

Intervention: Apalutamide 240mg OD + ADT (LHRH agonist) perioperatively

Primary endpoint: pCR rate + MFS (co-primary)

Conclusion: Perioperative apalutamide plus androgen deprivation therapy demonstrated a statistically significant improvement in pathologic complete response rate compared with ADT alone in patients with high-risk localized prostate cancer undergoing radical prostatectomy, representing the first Phase 3 perioperative androgen receptor pathway inhibitor in this setting.

Clinical impact: Practice-changing

Source: ASCO

HARMONi-6 (ivonescimab + chemotherapy)Lung, Phase III

Presented at: ASCO 2026

Population: First-line advanced squamous NSCLC; ECOG PS 0-1; no prior systemic therapy

Intervention: Ivonescimab 20mg/kg IV Q3W + paclitaxel/carboplatin

Primary endpoint: PFS + OS (PFS met prior; OS at ASCO)

Conclusion: Ivonescimab plus chemotherapy demonstrated superior overall survival compared with tislelizumab plus chemotherapy in first-line advanced squamous non-small cell lung cancer, building on the previously reported progression-free survival benefit and representing the first bispecific PD-1 and VEGF inhibitor to demonstrate an OS advantage over PD-1 monotherapy in this setting.

Clinical impact: Practice-changing

Source: ASCO

LIBRETTO-432 (selpercatinib)Lung, Phase III

Presented at: ASCO 2026

Population: Stage IB-IIIA RET fusion+ NSCLC post-definitive surgery/radiation; ECOG PS 0-1

Intervention: Selpercatinib 160mg BID (>=50kg) or 120mg BID (<50kg) until progression

Primary endpoint: EFS (investigator-assessed)

Conclusion: Adjuvant selpercatinib demonstrated a statistically significant and clinically meaningful improvement in event-free survival compared with placebo in patients with resected stage IB-IIIA RET fusion-positive non-small cell lung cancer, establishing the first adjuvant targeted therapy for this molecularly defined population.

Clinical impact: Practice-changing

FDA status: Approved (metastatic RET+ NSCLC); sNDA planned (adjuvant)

Source: ASCO

ASCENT-03 (sacituzumab govitecan + pembrolizumab)Breast, Phase III

Presented at: ASCO 2026

Population: Previously untreated locally advanced inoperable or metastatic TNBC with PD-L1 CPS <10; ECOG PS 0-1

Intervention: Sacituzumab govitecan 10 mg/kg IV D1+D8 Q3W + pembrolizumab 200mg IV D1 Q3W

Primary endpoint: PFS

Conclusion: Sacituzumab govitecan in combination with pembrolizumab demonstrated a statistically significant improvement in progression-free survival compared with chemotherapy in patients with previously untreated PD-L1-negative metastatic triple-negative breast cancer, expanding the first-line treatment options for this patient population.

Clinical impact: Practice-changing

FDA status: Pending

Source: ASCO

PSMAddition (lutetium Lu 177 vipivotide tetraxetan + enzalutamide or abiraterone)GU, Phase III

Presented at: ASCO 2026

Population: First-line PSMA-PET positive mCSPC; ECOG PS 0-2

Intervention: 177Lu-PSMA-617 7.4 GBq IV Q6W x6 + enzalutamide 160mg OD OR abiraterone 1000mg OD + prednisone

Primary endpoint: rPFS + OS (co-primary)

Conclusion: 177Lu-PSMA-617 in combination with enzalutamide or abiraterone demonstrated a statistically significant improvement in radiographic progression-free survival compared with enzalutamide or abiraterone alone in patients with first-line PSMA-positive metastatic castration-sensitive prostate cancer, with an interim overall survival benefit also observed.

Clinical impact: Practice-changing

FDA status: Approved (mCRPC post-ARPI); sNDA expected H2 2026 (1L mCSPC)

Source: ASCO

TroFuse-005 (sacituzumab tirumotecan)Gynaecology, Phase III

Population: Advanced or recurrent endometrial carcinoma and carcinosarcoma; prior platinum-based chemo and anti-PD-1/PD-L1

Intervention: Sacituzumab tirumotecan 4 mg/kg IV D1 Q2W

Primary endpoint: OS + PFS (co-primary)

Conclusion: Sacituzumab tirumotecan demonstrated a statistically significant and clinically meaningful improvement in both overall survival and progression-free survival compared with treatment of physician choice in patients with advanced or recurrent endometrial cancer who had previously received platinum-based chemotherapy and anti-PD-1/PD-L1 immunotherapy, representing the first TROP2 ADC to show an overall survival benefit in this setting.

Clinical impact: Practice-changing

Source: OncLive

RASolute 302 (daraxonrasib)GI, Phase III

Presented at: ASCO 2026

Population: Previously treated metastatic PDAC; any RAS mutation status; progression after prior systemic therapy

Intervention: Daraxonrasib 300mg orally once daily

Primary endpoint: OS + PFS (co-primary)

Conclusion: Daraxonrasib demonstrated an unprecedented overall survival benefit in the phase 3 RASolute 302 trial, with a median overall survival of 13.2 months compared with 6.7 months for standard chemotherapy in previously treated metastatic pancreatic ductal adenocarcinoma, representing a 60% reduction in the risk of death across all RAS mutation types.

Clinical impact: Practice-changing

FDA status: Not submitted; NDA expected H2 2026; FDA EAP authorized Apr 30 2026

Source: ASCO

VIKTORIA-1 (inavolisib + palbociclib + fulvestrant)Breast, Phase III

Presented at: ASCO 2026

Population: PIK3CA-mutant ER+/HER2- metastatic breast cancer; post-CDK4/6 inhibitor; ECOG PS 0-1

Intervention: Inavolisib orally + palbociclib 125mg OD D1-D21 Q4W + fulvestrant 500mg IM

Primary endpoint: PFS (dual co-primary endpoints)

Conclusion: Inavolisib in combination with palbociclib and fulvestrant demonstrated a statistically significant improvement in progression-free survival in patients with PIK3CA-mutant estrogen receptor-positive HER2-negative metastatic breast cancer after progression on a CDK4/6 inhibitor, with both co-primary PFS endpoints met in the phase 3 VIKTORIA-1 trial.

Clinical impact: Practice-changing

FDA status: Pending; FDA approval possible H1 2027

Source: OncLive

DESTINY-Breast11 (trastuzumab deruxtecan + paclitaxel + trastuzumab + pertuzumab)Breast, Phase III

Presented at: ESMO Breast 2026

Population: High-risk HER2+ early-stage breast cancer; locally advanced; ECOG PS 0-1

Intervention: T-DXd 5.4 mg/kg IV Q3W x4 cycles -> paclitaxel + trastuzumab + pertuzumab x4 cycles

Primary endpoint: pCR (RCB-0)

Conclusion: Neoadjuvant trastuzumab deruxtecan followed by THP demonstrated a significantly improved pathologic complete response rate of 67.3% compared with 56.3% for dose-dense doxorubicin and cyclophosphamide followed by THP, with 81.3% versus 69.1% achieving RCB-0 or RCB-I, representing the highest pCR rate in any phase 3 neoadjuvant HER2-positive early breast cancer trial.

Clinical impact: Practice-changing

FDA status: Approved May 2026 (neoadjuvant indication)

Source: ESMO

ChonDRAgon (ozekibart)Bone & Sarcoma, Phase II

Presented at: ASCO 2026

Population: Unresectable or metastatic conventional chondrosarcoma; no approved systemic therapy; ECOG PS 0-1

Intervention: Ozekibart (INBRX-109) IV per protocol until progression

Primary endpoint: ORR + DCR

Conclusion: Ozekibart demonstrated an objective response rate of 48% and a disease control rate of 96% in patients with advanced conventional chondrosarcoma, an orphan disease with no previously approved systemic therapy, representing the first proof-of-concept for a DR5 agonist antibody in this setting.

Clinical impact: Early signal

Source: OncLive

Regulatory and practice-changing signals

Weekly Oncology News Update - by OncoToolkit.com

Latest clinical signal

Lead updatePractice-changing

SARC041 — abemaciclib

Bone & Sarcoma|First Result|III

Abemaciclib demonstrated a statistically significant improvement in progression-free survival compared with placebo in patients with advanced dedifferentiated liposarcoma, representing the first Phase 3 success of a CDK4/6 inhibitor in any sarcoma subtype.

Sources: OncLive, asco.org, sarctrials.org
Practice-changing

HARMONi-6 — ivonescimab + chemotherapy

Lung · First Result

Ivonescimab plus chemotherapy demonstrated superior overall survival compared with tislelizumab plus chemotherapy in first-line advanced squamous non-small cell lung cancer, building on the previously reported progression-free survival benefit and representing the first bispecific PD-1 and VEGF inhibitor to demonstrate an OS advantage over PD-1 monotherapy in this setting.

Sources: OncLive, asco.org

Practice-changing

KEYNOTE-522 — pembrolizumab + carboplatin + paclitaxel + doxorubicin + cyclophosphamide

Breast · Updated Analysis

After a median follow-up of 7.8 years, neoadjuvant pembrolizumab plus chemotherapy followed by adjuvant pembrolizumab continues to show a clinically meaningful survival benefit with 7-year EFS of 78.3% vs 69.8% and 7-year OS of 85.1% vs 77.2% in patients with early-stage triple-negative breast cancer, with benefit observed across all subgroups.

Sources: OncLive, asco.org

Practice-changing

PROTEUS — apalutamide + ADT

GU · First Result

Perioperative apalutamide plus androgen deprivation therapy demonstrated a statistically significant improvement in pathologic complete response rate compared with ADT alone in patients with high-risk localized prostate cancer undergoing radical prostatectomy, representing the first Phase 3 perioperative androgen receptor pathway inhibitor in this setting.

Sources: OncLive, asco.org, jnj.com

Weekly Clinical Updates

Trial results · Guidelines · Regulatory · Conference data

28 trials

Last updated: 31 May 2026

ConclusionPhaseTypePopulation / MarkerPrimary Endpoint ResultsSecondary Endpoint ResultsEfficacy SummarySafety SignalAccess

PSMAddition

lutetium Lu 177 vipivotide tetraxetan + enzalutamide or abiraterone

🔵 GUPractice-Changing177Lu-PSMA-617 in combination with enzalutamide or abiraterone demonstrated a statistically significant improvement in radiographic progression-free survival compared with enzalutamide or abiraterone alone in patients with first-line PSMA-positive metastatic castration-sensitive prostate cancer, with an interim overall survival benefit also observed.IIIFirst Result
First-line PSMA-PET positive mCSPC; ECOG PS 0-2PSMA-positive by PET imaging (companion diagnostic required)
rPFSSignificantly improved (primary met) | HR significant (favours 177Lu-PSMA-617 combo)OSInterim benefit observed at ASCO 2026
ResultManaged per nuclear medicine protocolsResultGr3 anemia ~15%ResultGr1-2 (manageable)ResultInterim data only — long-term follow-up ongoing
Grade 3 anemia: ~15% Xerostomia: Grade 1-2 Manageable with hematologic support
FDAApproved (mCRPC post-ARPI); sNDA expected H2 2026 (1L mCSPC)29 May 2026

ASCENT-03

sacituzumab govitecan + pembrolizumab

🎀 BreastPractice-ChangingSacituzumab govitecan in combination with pembrolizumab demonstrated a statistically significant improvement in progression-free survival compared with chemotherapy in patients with previously untreated PD-L1-negative metastatic triple-negative breast cancer, expanding the first-line treatment options for this patient population.IIIFirst Result
Previously untreated locally advanced inoperable or metastatic TNBC with PD-L1 CPS <10; ECOG PS 0-1PD-L1 CPS <10 (by 22C3 assay)
PFSSignificant improvement vs chemotherapy | HR significant (favours SG+pembro)
ResultImmatureResultImprovedResultNeutropenia 54%, diarrhoea 10% Gr3; ILD low in TNBC
Neutropenia: 54% Diarrhoea: 10% Gr3 ILD: low incidence in TNBC Consistent with SG known profile
FDAPending29 May 2026

LIBRETTO-432

selpercatinib

🫁 LungPractice-ChangingAdjuvant selpercatinib demonstrated a statistically significant and clinically meaningful improvement in event-free survival compared with placebo in patients with resected stage IB-IIIA RET fusion-positive non-small cell lung cancer, establishing the first adjuvant targeted therapy for this molecularly defined population.IIIFirst Result
Stage IB-IIIA RET fusion+ NSCLC post-definitive surgery/radiation; ECOG PS 0-1RET gene fusion by PCR, NGS, or other molecular test
EFSStatistically significant and clinically meaningful improvement | HR significant (favours selpercatinib)
ResultImmatureResultImprovedResultConsistent with known selpercatinib profile; hypertension, hepatotoxicity manageableResultNot reported
Hypertension Hepatotoxicity (elevated ALT/AST) Consistent with metastatic selpercatinib safety profile
FDAApproved (metastatic RET+ NSCLC); sNDA planned (adjuvant)29 May 2026

PROTEUS

apalutamide + ADT

🔵 GUPractice-ChangingPerioperative apalutamide plus androgen deprivation therapy demonstrated a statistically significant improvement in pathologic complete response rate compared with ADT alone in patients with high-risk localized prostate cancer undergoing radical prostatectomy, representing the first Phase 3 perioperative androgen receptor pathway inhibitor in this setting.IIIFirst Result
Localized or locally advanced high-risk PCa before and after radical prostatectomy; ECOG PS 0-1None required
pCRSignificantly improved APA+ADT vs ADTMFSData at ASCO May 29 2026
Result77% at 12 months post-treatmentResultGrade 3-4 AEs ~22%ResultNot reported
Grade 3-4 AEs: ~22% Androgen deprivation effects Testosterone recovery in 77% at 12 mo post-tx
FDANot submitted29 May 2026

KEYNOTE-522

pembrolizumab + carboplatin + paclitaxel + doxorubicin + cyclophosphamide

🎀 BreastPractice-ChangingAfter a median follow-up of 7.8 years, neoadjuvant pembrolizumab plus chemotherapy followed by adjuvant pembrolizumab continues to show a clinically meaningful survival benefit with 7-year EFS of 78.3% vs 69.8% and 7-year OS of 85.1% vs 77.2% in patients with early-stage triple-negative breast cancer, with benefit observed across all subgroups.IIIUpdated Analysis
Previously untreated Stage II-III TNBC; ECOG PS 0-1None required
EFS 7-yr rate78.3% (CI 75.3-81.1) vs 69.8% (CI 65.0-74.2) | HR 0.68 (CI 0.54-0.86)OS 7-yr rate85.1% (CI 82.5-87.5) vs 77.2% (CI 72.7-81.1) | HR 0.64 (CI 0.49-0.85)
Result64.8% vs 51.2% (p<0.001) from original publicationResultGr3/4 irAE manageable; 2 pembro-related deaths at earlier cutoffResultBenefit regardless of PD-L1, nodal status, disease stage, pCR/non-pCR
Grade>=3 AEs higher in pembro arm Immune-related AEs: manageable 2 treatment-related deaths (earlier analysis)

TRD: 2 (pembrolizumab arm, earlier cutoff)

FDAApproved (neoadjuvant + adjuvant pembro for Stage II-III TNBC)29 May 2026

DESTINY-Breast11

trastuzumab deruxtecan + paclitaxel + trastuzumab + pertuzumab

🎀 BreastPractice-ChangingNeoadjuvant trastuzumab deruxtecan followed by THP demonstrated a significantly improved pathologic complete response rate of 67.3% compared with 56.3% for dose-dense doxorubicin and cyclophosphamide followed by THP, with 81.3% versus 69.1% achieving RCB-0 or RCB-I, representing the highest pCR rate in any phase 3 neoadjuvant HER2-positive early breast cancer trial.IIIUpdated Analysis
High-risk HER2+ early-stage breast cancer; locally advanced; ECOG PS 0-1HER2+ (IHC 3+ or ISH+)
pCR67.3% (CI 61.9-72.4) vs 56.3% (CI 50.6-61.8) | p 0.003RCB-0+I81.3% vs 69.1%ResultHighest pCR in any Phase 3 neoadjuvant HER2+ BC trial
ResultHR 0.56 (CI 0.26-1.17); 4.5% maturity — very immatureResultImmatureResultILD/pneumonitis monitoring essential; Gr3 ILD <3%ResultpCR improved across all subgroups including HR+ and HR-
ILD/pneumonitis (T-DXd class effect) Grade 3 ILD: <3% Manageable in neoadjuvant setting with close monitoring
FDAApproved May 2026 (neoadjuvant indication)25 May 2026

ChonDRAgon

ozekibart

🦴 Bone & SarcomaEarly SignalOzekibart demonstrated an objective response rate of 48% and a disease control rate of 96% in patients with advanced conventional chondrosarcoma, an orphan disease with no previously approved systemic therapy, representing the first proof-of-concept for a DR5 agonist antibody in this setting.IIFirst Result
Unresectable or metastatic conventional chondrosarcoma; no approved systemic therapy; ECOG PS 0-1None required
ORR48% (CI 27-69)DCR96% (CI 78-100)mPFS7.4 months (CI 5.6-NR)
DR5 agonist classinfusion reactions manageable; no hepatotoxicity signalResultNot reportedResultInhibrx planning Phase 3 design
Infusion reactions (DR5 agonist class; manageable) No hepatotoxicity signal seen in Phase 1 Consistent with ozekibart known profile
FDANot submitted23 May 2026

VIKTORIA-1

inavolisib + palbociclib + fulvestrant

🎀 BreastPractice-ChangingInavolisib in combination with palbociclib and fulvestrant demonstrated a statistically significant improvement in progression-free survival in patients with PIK3CA-mutant estrogen receptor-positive HER2-negative metastatic breast cancer after progression on a CDK4/6 inhibitor, with both co-primary PFS endpoints met in the phase 3 VIKTORIA-1 trial.IIIFirst Result
PIK3CA-mutant ER+/HER2- metastatic breast cancer; post-CDK4/6 inhibitor; ECOG PS 0-1PIK3CA mutation required (tissue or plasma NGS)
PFSBoth co-primary endpoints met | Statistically significant improvementPhase 2 benchmarkmPFS 15.0 vs 7.3 mo
ResultImmatureResultImprovedResultInavolisib GI toxicity (diarrhoea); hyperglycaemia (PI3K class); manageableResultNot reported
Diarrhoea (inavolisib GI toxicity) Hyperglycaemia (PI3K class effect) CDK4/6 toxicity: neutropenia Manageable with dose modifications
FDAPending; FDA approval possible H1 202722 May 2026

DESTINY-Breast05

trastuzumab deruxtecan

🎀 BreastPractice-ChangingThe FDA approved trastuzumab deruxtecan for two separate indications in HER2-positive early-stage breast cancer: adjuvant treatment for patients with residual invasive disease after neoadjuvant therapy based on DESTINY-Breast05 showing 3-year IDFS of 92.4% vs 83.7%, and neoadjuvant T-DXd followed by THP based on DESTINY-Breast11 showing pCR of 67.3% vs 56.3%.IIIRegulatory Approval
HER2+ early breast cancer with residual invasive disease after neoadjuvant therapy; OR high-risk early HER2+ BC (neoadjuvant)HER2+ (IHC 3+ or ISH+)
IDFS 3-yr92.4% (CI 89.7-94.4) vs 83.7% (CI 80.2-86.7) | HR 0.47 (CI 0.34-0.66) | p <0.0001pCR (neoadj)67.3% (CI 61.9-72.4) vs 56.3% (CI 50.6-61.8) | p 0.003
92.3% vs 83.5%HR 0.47 (CI 0.34-0.66)ResultImmature (2.9% deaths)Result81.3% vs 69.1%
ILD/pneumonitis (black box warning) Neutropenia Left ventricular dysfunction
FDAApproved May 202622 May 2026

TROPION-Breast02

datopotamab deruxtecan

🎀 BreastPractice-ChangingThe FDA approved datopotamab deruxtecan as the first TROP2-directed antibody drug conjugate for first-line treatment of patients with metastatic triple-negative breast cancer who are not candidates for PD-1/PD-L1 inhibitor therapy, based on TROPION-Breast02 demonstrating median PFS of 10.8 vs 5.6 months and median OS of 23.7 vs 18.7 months versus chemotherapy.IIIRegulatory Approval
Unresectable or metastatic TNBC not candidates for PD-1/PD-L1 inhibitor; no prior chemo for advanced disease; ECOG PS 0-1None required (no TROP2 testing needed)
PFS10.8 (CI 8.6-13.0) vs 5.6 (CI 5.0-7.0) mo | HR 0.57 (CI 0.47-0.69) | p <0.0001OS23.7 (CI 19.8-25.6) vs 18.7 (CI 16.0-21.8) mo | HR 0.79 (CI 0.64-0.98) | p 0.029
Result64% vs 30% (confirmed ORR by BICR)ResultConsistent with known Dato-DXd profile; ILD/pneumonitis, ocular toxicity, stomatitis
ILD/pneumonitis (black box warning) Ocular adverse reactions Stomatitis/oral mucositis Embryo-fetal toxicity
FDAApproved May 202622 May 2026

RASolute 302

daraxonrasib

🟡 GIPractice-ChangingDaraxonrasib demonstrated an unprecedented overall survival benefit in the phase 3 RASolute 302 trial, with a median overall survival of 13.2 months compared with 6.7 months for standard chemotherapy in previously treated metastatic pancreatic ductal adenocarcinoma, representing a 60% reduction in the risk of death across all RAS mutation types.IIIFirst Result
Previously treated metastatic PDAC; any RAS mutation status; progression after prior systemic therapyRAS mutation status (any RAS mutation or wild-type eligible)
OS13.2 vs 6.7 mo | HR 0.40 | p <0.0001 (60% risk reduction)PFSStatistically significant improvement | Primary met
Phase 1/235% ORR (RAS G12, 300mg 2L); 47% monotherapy, 58% + gem/nab-PResultNo new safety signals; manageableResultBenefit across ITT (all RAS mutation types + wild-type)ResultFDA EAP authorized Apr 30 2026; NDA expected H2 2026; CNPV
Rash (Gr3 ~15%) Diarrhoea GI toxicity manageable No new safety signals vs Phase 1/2
FDANot submitted; NDA expected H2 2026; FDA EAP authorized Apr 30 202621 May 2026

CLL3001 / BGB-11417-CLL

sonrotoclax

🩸 HaematologyPractice-ChangingThe FDA granted accelerated approval to sonrotoclax for adults with relapsed or refractory chronic lymphocytic leukemia, with an overall response rate of approximately 85% in venetoclax-naive patients, representing the first next-generation BCL-2 inhibitor approved for this indication.I/IIRegulatory Approval
Adults with R/R CLL after prior BCR inhibitor therapyNone required
ORR~85% in venetoclax-naive CLLResultDurable responses observed
ResultManageable; TLS risk lower than venetoclaxResultCELESTIAL-TNCLL Phase 3 ongoing
Tumour lysis syndrome Neutropenia Serious infections
FDAAccelerated approval May 202621 May 2026

Junshi-SC-PK

toripalimab

🦷 Head & NeckRegulatoryThe NMPA approved the subcutaneous formulation of toripalimab as the first SC PD-1 antibody in China, demonstrating non-inferior pharmacokinetic exposure compared with the intravenous formulation with a 3-minute injection replacing a 60-minute infusion.IIIRegulatory Approval
Nasopharyngeal carcinoma and other approved toripalimab indicationsNone required
PKNon-inferior drug exposure SC vs IVConvenience3-min SC vs 60-min IV infusion
ResultConsistent with IV toripalimab profileResultImproved patient convenience and clinic throughput
Consistent with IV toripalimab safety profile
NMPAApproved May 2026 (SC formulation)20 May 2026

QUILT-3.032-Papillary

nogapendekin alfa inbakicept (N-803)

🔵 GURegulatoryThe FDA accepted for priority review the supplemental Biologics License Application for ANKTIVA in combination with BCG for BCG-unresponsive non-muscle invasive bladder cancer with papillary disease without carcinoma in situ, with a PDUFA target action date of January 6, 2027.IIIregulatory_acceptance
BCG-unresponsive NMIBC with papillary disease without CIS
sBLA StatusAccepted for review with Priority ReviewPDUFA dateJanuary 6, 2027
ResultCR 71% CIS; 18-month CR 53%ResultDurable responses observed
Increased creatinine, dysuria, hematuria, urinary frequency, urgency, UTI, musculoskeletal pain, chills, pyrexia
FDAsBLA accepted Priority Review — PDUFA Jan 6 202719 May 2026

TroFuse-005

sacituzumab tirumotecan

🌸 GynaecologyPractice-ChangingSacituzumab tirumotecan demonstrated a statistically significant and clinically meaningful improvement in both overall survival and progression-free survival compared with treatment of physician choice in patients with advanced or recurrent endometrial cancer who had previously received platinum-based chemotherapy and anti-PD-1/PD-L1 immunotherapy, representing the first TROP2 ADC to show an overall survival benefit in this setting.IIIFirst Result
Advanced or recurrent endometrial carcinoma and carcinosarcoma; prior platinum-based chemo and anti-PD-1/PD-L1None required
OSStatistically significant and clinically meaningful improvement (sac-TMT vs TPC) | Primary met at interimPFSStatistically significant and clinically meaningful improvement | Primary met
ResultKey secondary metResultNot reportedResultConsistent with prior sac-TMT data; no new safety signalsResultNot reported
Anemia Decreased WBC Nausea Alopecia ILD, alopecia, diarrhoea (TROP2 ADC class) No new safety signals
FDANot submitted18 May 2026

R3767-ONC-2011

fianlimab + cemiplimab

☀️ SkinNegativeThe fianlimab plus cemiplimab combination did not reach statistical significance for the primary endpoint of improved progression-free survival compared with pembrolizumab monotherapy in first-line unresectable or metastatic melanoma.IIIFirst Result
Previously untreated unresectable locally advanced or metastatic melanoma (Stage III/IV), age ≥12None required
PFS High-dose11.5 (CI 6.3-16.8) vs 6.4 (CI 4.4-11.1) mo | HR 0.845 (CI 0.709-1.008) | p=0.0627 (NOT significant)PFS Low-dose9.6 (CI 6.2-13.9) mo | HR 0.931 (CI 0.773-1.122) | p=0.4661 (NOT significant)
ResultImmature; data expected at upcoming meetingResultNo new safety signals
No new safety signals identified across combination arms
FDANot submitted (no BLA planned for this indication)16 May 2026

VOLGA

durvalumab + enfortumab vedotin

🔵 GUPractice-ChangingPerioperative durvalumab plus neoadjuvant enfortumab vedotin demonstrated statistically significant and clinically meaningful improvements in both event-free survival and overall survival compared with standard of care in cisplatin-ineligible muscle-invasive bladder cancer.IIIFirst Result
Cisplatin-ineligible or cisplatin-declining MIBC (cT2-4a N0-1 M0) undergoing radical cystectomy — perioperative settingNone required
EFSStatistically significant and clinically meaningful improvement (Arm 1 vs SoC)OSStatistically significant and clinically meaningful improvement (Arm 1 vs SoC)Arm 2 (D+T+EV)EFS met; OS trend favorable but not statistically significant at IA
ResultConsistent with known profiles of durvalumab, tremelimumab, and EVResultNo new safety signals
Consistent with known profiles of individual agents. No new safety signals observed.
FDAsNDA submission planned14 May 2026

BGB-11417-201

sonrotoclax

🩸 HaematologyPractice-ChangingSonrotoclax demonstrated an objective response rate of 52% with a median duration of response of 15.8 months in adults with relapsed or refractory mantle cell lymphoma after at least 2 prior lines including a BTK inhibitor, providing the first BCL-2 inhibitor approved for this indication.I/IIRegulatory Approval
Adults with R/R MCL after ≥2 prior lines including anti-CD20 therapy and BTK inhibitorNone required
ORR52% (95% CI 42-62)CR16%Median time to response1.9 months
Result16%ResultMedian 15.8 months (95% CI 7.4-NE)ResultMedian 6.5 months (95% CI 4.0-9.1)ResultNot reached
Grade≥3: Lymphopenia, neutropenia Serious infections: 37% (pneumonia 10%) TLS black box warning — 4-week ramp-up required Serious AEs warning
FDAAccelerated approval May 202613 May 2026

ASTX727-07

decitabine + cedazuridine + venetoclax

🩸 HaematologyPractice-ChangingThe all-oral combination of decitabine and cedazuridine with venetoclax demonstrated a complete remission rate of 41.6% in adults with newly diagnosed acute myeloid leukemia who are 75 years or older or have comorbidities precluding intensive chemotherapy, providing the first fully outpatient HMA plus BCL-2 regimen for unfit patients.IIRegulatory Approval
Newly diagnosed AML in adults ≥75 years or with comorbidities precluding intensive induction chemotherapyNone required
CR41.6% (95% CI 31.9-51.8)Median time to CR2 months (range 0.4-15.3)Median DoCRNot reached (range 0.5-16.3)
ResultMedian 2 months (range 0.4-15.3)ResultNot reached (range 0.5-16.3)
Grade≥3: Myelosuppression (neutropenia, anemia, thrombocytopenia) Pneumonia Fatigue Constipation Nausea TLS risk (venetoclax ramp-up required)
FDAApproved May 202613 May 2026

eNRGy

zenocutuzumab

🟡 GIRegulatoryZenocutuzumab demonstrated an objective response rate of 36.8% in adults with advanced NRG1 fusion-positive cholangiocarcinoma with disease progression on or after prior systemic therapy, expanding the approved indication for this NRG1-targeted bispecific antibody.I/IIRegulatory Approval
Adults with advanced unresectable or metastatic NRG1 fusion-positive cholangiocarcinoma with progression on/after prior systemic therapyNRG1 gene fusion (validated test required; no companion CDx approved)
ORR36.8% (95% CI 16.3-61.6)DoR range2.8-12.9 months
ResultRange 2.8-12.9 months
ILD/pneumonitis (black box warning) LV dysfunction Infusion-related reactions/hypersensitivity/anaphylaxis Diarrhea, musculoskeletal pain, fatigue, nausea, dyspnea, rash, constipation, vomiting, abdominal pain, edema
FDAApproved May 2026 (7th CNPV; approved ~5 months early)8 May 2026

PHERGain-2

trastuzumab + pertuzumab + T-DM1

🎀 BreastPractice-ChangingThe PHERGain-2 trial demonstrated that a chemotherapy-free regimen of trastuzumab, pertuzumab, and trastuzumab emtansine achieved a pathological complete response rate of 59.6% in clinically low-risk HER2-positive early breast cancer, with lower toxicity and improved quality of life compared with standard chemotherapy plus trastuzumab and pertuzumab.II/IIIFirst Result
HER2+ early-stage breast cancer (stage I-IIIA), clinically low-risk (ER+/HER2+ with low tumor burden; or ER-/HER2+ regardless of stage), 18-75 yearsHER2-positive (IHC 3+ or IHC 2+/ISH+); low-risk criteria
pCR (Arm A, chemo-free)59.6%pCR (Arm B, standard chemo+HP)65.4%Delta pCR-5.8% (90% CI -13.3% to +1.7%)
DFSPrimary endpoint; ongoing follow-upSafetyLower toxicity in chemo-free armQoLPreserved/improved in chemo-free armOSSecondary endpoint (immature)
ORRN/A (neoadjuvant pCR study)OSN/A (DFS ongoing) mo
Lower toxicity in chemo-free Arm A vs standard chemo Arm B. Chemotherapy-related toxicities reduced. HP-related AEs consistent with known profiles.
FDAN/A — Phase 2/3; DFS primary endpoint ongoing7 May 2026

RMC-6236-001

daraxonrasib

🟡 GIInformativeIn a phase 1-2 trial, daraxonrasib monotherapy demonstrated promising anti-tumor activity with a favorable safety profile in patients with previously treated KRAS G12D-mutated solid tumors, including pancreatic ductal adenocarcinoma, non-small cell lung cancer, and colorectal cancer.I/IIFull Publication
Previously treated KRAS G12D-mutated solid tumors (PDAC, NSCLC, CRC, and others)KRAS G12D mutation (tissue or ctDNA)
PDAC ORR (300mg+)20% (17/85)PDAC DCR73% (62/85)PDAC PFS4.2 moPDAC OS6.8 moNSCLC ORR (300mg+)48%CRC ORR (300mg+)35%
DoR4.1+ mo (PDAC)OS (NSCLC)12.4 moOS (CRC)9.1 moSafetyG3+ TRAEs 38%; no G4/5; no dose-limiting toxicities at RP2D; no cumulative toxicity
ORR20% PDAC / 48% NSCLC / 35% CRCPFS4.2 PDAC moOS6.8 PDAC / 12.4 NSCLC / 9.1 CRC mo
G3+ TRAEs: 38%. Most common: rash (38%), nausea (30%), diarrhea (28%). No G4/5 TRAEs. No dose-limiting toxicities at RP2D 1200mg. No cumulative toxicity over 12+ months. No hepatotoxicity.

TRD: 0

FDAN/A — Phase 3 RASolute 302 ongoing; EAP authorized May 20266 May 2026

DESTINY-Breast11

trastuzumab deruxtecan

🎀 BreastInformativeIn the DESTINY-Breast11 trial, trastuzumab deruxtecan-based neoadjuvant regimens achieved a residual cancer burden score of 0 or I in 81.3% of patients with high-risk operable HER2-positive early breast cancer, with higher rates observed in smaller tumors.IIIUpdated Analysis
High-risk operable HER2-positive early breast cancer (stage II-III), 18-70 years, ECOG PS 0-1, LVEF ≥50%HER2-positive (IHC 3+ or 2+/ISH+); high-risk operable stage II-III
RCB 0/I (tumors ≤4cm)83.7%RCB 0/I (tumors >4cm)76.0%pCR (all tumors)65.8%RCB 0/I (all tumors)81.3%
iDFSPrimary endpoint; ongoing follow-up; results expected 2028SafetyConsistent with known T-DXd profile; ILD/pneumonitis monitoring ongoing
ORRN/A (neoadjuvant RCB study)
Consistent with known T-DXd profile. ILD/pneumonitis monitoring ongoing in neoadjuvant setting.
FDAN/A — Phase 3 ongoing; iDFS primary endpoint not yet mature6 May 2026

TRUST-I / TRUST-II

taletrectinib

🫁 LungRegulatoryThe FDA accepted a supplemental New Drug Application for taletrectinib for the treatment of patients with ROS1-positive metastatic non-small cell lung cancer who have disease progression after prior crizotinib therapy.IIregulatory_acceptance
ROS1-positive metastatic NSCLC with disease progression after prior crizotinib therapyROS1 rearrangement; prior crizotinib therapy
Post-crizotinib ORRNot disclosed in acceptance PRPrior amivantamab ORR59.3% (from TRUST-II)CNS ORR73.3% (TRUST-II)
DoRNot disclosedPFSNot disclosedSafetyWell-tolerated; G3 dizziness 18-19%; G3 ALT elevation 10-15%
ORRNot disclosed (post-crizotinib subset)PFSNot disclosed moOSNot disclosed mo
Well-tolerated. G3 dizziness: 18-19%. G3 ALT elevation: 10-15%. G3 nausea: 8%. No new safety signals.
FDAPending — sNDA accepted May 5, 2026; PDUFA Jan 4, 20275 May 2026

EAP-Daraxonrasib

daraxonrasib

🟡 GIRegulatoryThe FDA authorized an expanded access protocol for daraxonrasib for patients with KRAS G12D-mutated pancreatic ductal adenocarcinoma and other KRAS G12D-mutated solid tumors who have no satisfactory alternative treatment options.N/ARegulatory Approval
KRAS G12D-mutated pancreatic ductal adenocarcinoma (or other KRAS G12D-mutated solid tumors) with disease progression after all approved therapiesKRAS G12D mutation; exhausted all approved therapies
ResultN/A — EAP not a clinical trial; no formal efficacy endpoints
ResultN/A
Per known daraxonrasib Phase 1/2 profile.
FDAEAP authorized May 1, 2026 — KRAS G12D-mutated PDAC and other solid tumors1 May 2026

ruxolitinib (Jakafi XR)

🩸 HaematologyInformativeThe FDA approved Jakafi XR, a once-daily extended-release formulation of ruxolitinib, for the same indications as the original twice-daily Jakafi, providing a dosing option that may improve convenience for patients with myelofibrosis, polycythemia vera, and graft-versus-host disease.N/ARegulatory Approval
Adults with intermediate/high-risk myelofibrosis; adults with PV refractory/intolerant to hydroxyurea; adults/pediatric ≥12y with steroid-refractory acute or chronic GVHDNone required
BioequivalenceDemonstrated between Jakafi XR 55mg QD and Jakafi IR 25mg BID | Comparable steady-state exposure over 24h
SafetyConsistent with known Jakafi profile; cytopenias, infections, bruising, dizziness most common
Consistent with Jakafi IR: thrombocytopenia, anemia, leukopenia, infections, bruising, dizziness, headache, diarrhea. No new safety signals.
FDAApproved May 1, 2026 — once-daily XR formulation for MF, PV, GVHD (same indications as IR)1 May 2026

VERITAC-2

vepdegestrant

🎀 BreastPractice-ChangingThe FDA approved vepdegestrant, the first proteolysis-targeting chimera (PROTAC), for the treatment of adults with estrogen receptor-positive, HER2-negative, ESR1-mutated advanced or metastatic breast cancer following progression on at least one line of endocrine therapy.IIIRegulatory Approval
ER+/HER2- ESR1-mutated advanced or metastatic breast cancer after progression on ≥1 endocrine therapyESR1 mutation (detected by FDA-authorized test e.g. Guardant360 CDx)
PFS11.2 vs 4.5 mo | HR 0.49 | p <0.000112-mo PFS rate42.8% vs 19.2%
OSNot reached vs 26.4 mo | HR 0.71 | p 0.0038ORR21.4% vs 8.9%SafetyG3+ AEs 46.4% vs 24.7%; unique toxicity: injection site reactions
ORR21.4% vs 8.9%PFS11.2 vs 4.5 moOSNR vs 26.4 mo
G3+ AEs: 46.4% (vepdegestrant) vs 24.7% (fulvestrant). Unique: injection site reactions (most common AE, mostly G1-2). Other: nausea 25.4%, fatigue 18.5%, arthralgia 16.3%.
FDAApproved May 1, 2026 — ER+/HER2- ESR1-mutated advanced/metastatic BC post-endocrine therapy1 May 2026

VIKTORIA-1

gedatolisib + fulvestrant ± palbociclib

🎀 BreastPractice-ChangingThe phase 3 VIKTORIA-1 trial met its primary endpoint in the PIK3CA-mutated cohort, demonstrating that gedatolisib in combination with fulvestrant and palbociclib significantly improved progression-free survival compared with fulvestrant and palbociclib alone in patients with PIK3CA-mutated HR-positive, HER2-negative metastatic breast cancer following progression on a CDK4/6 inhibitor and aromatase inhibitor.IIIFirst Result
PIK3CA-mutated HR+/HER2- metastatic breast cancer, post-CDK4/6 inhibitor + AI, no prior chemotherapy for mBCPIK3CA mutation required; HR+/HER2-; post-CDK4/6i + AI
PFSStatistically significant and clinically meaningful improvement vs controlPFS (gedatolisib + fulvestrant + palbociclib triplet)Significant improvement vs fulvestrant + palbociclib doublet
OSNot matureORRNot disclosedSafetyConsistent with known PI3K/mTOR inhibitor profile
ORRNot disclosedPFSNot disclosed (ASCO 2026) moOSNot mature mo
Consistent with known PI3K/mTOR inhibitor profile: stomatitis, rash, diarrhea, hyperglycemia.
FDAN/A — Pfizer engaging regulatory authorities30 Apr 2026

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Cancer Guidelines

Clinical reference only. These guidelines are intended to support, not replace, clinical judgment. Treatment decisions should be individualised based on patient-specific factors, local protocols, and multidisciplinary team input. Always apply clinical judgment and consult local institutional guidelines where applicable.