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Masahiro TORASAWA, MD. PhD.· @M_Torasawa · X·· 1 day agoScore70

DELLPHI-305

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#ESMO26 LBA3
🚨 DeLLphi-305: Phase 3 results in ES-SCLC!

Tarlatamab + durvalumab vs durvalumab as 1L maintenance (n=563)

✅ OS: 21.1 vs 12.7 mo (HR 0.42)
✅ PFS: 7.4 vs 1.9 mo (HR 0.34)
✅ ORR: 26.4% vs 4.1%

⚠️ CRS: 49.6% (G≥3: 0.4%)
⚠️ ICANS: 1.1%

Impressive survival benefit! A potential new standard of care.

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Conference abstracts
LBA3matched by Presidential Symposium I

Tarlatamab plus durvalumab (durva) vs durva as 1L maintenance (1LM) therapy following durva, platinum, and etoposide (1L durva + EP) in extensive-stage small cell lung cancer (ES-SCLC): Primary analysis of the phase 3 DeLLphi-305 trial

https://esmocongress.esmo.org
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1/4 🔥 #ESMO26 Lung Cancer Presidential Highlights 🇪🇸 Madrid | October 24–25, 2026 Three major Phase 3 lung cancer LBAs, each with potential to reshape treatment paradigms: 🎙️ LBA3 | DeLLphi-305 🎙️ LBA5 | KRASCENDO 1 🎙️ LBA6 | SAFFRON Three Phase 3 readouts to watch closely at #ESMO26 👀 @myESMO @OncoAlert @Larvol
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  1. Mustafa Özdoğan, MD@ozdogan_md

    @M_Torasawa Clear numbers. One frame I'll watch at PS I: OS gain (HR 0.42; +8.4 mo median) vs CRS burden (49.6%, G≥3 rare). Was ICANS systematically captured in both arms?

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