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Clinical Daily Summary

Clinical Daily Summary: What Happened on October 30, 2026

Geron ends Phase III Rytelo trial over survival outlook

Nuvation Bio plans a European expansion of its glioma trial. Starton and Stanford will study a CAR-T combination in multiple myeloma.

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Today in brief

Geron discontinued its Phase III IMpactMF trial after an independent committee concluded Rytelo was unlikely to meet the overall-survival goal.1

Geron stops Rytelo trial after committee sees limited survival potential

Geron stopped the Phase III IMpactMF trial of Rytelo after its independent monitoring committee judged the drug unlikely to improve overall survival enough to meet the primary endpoint.1 The trial enrolled 327 people with myelofibrosis, and the committee found no new safety concerns in this group.1

Geron said it will assess the results for insights relevant to future myelofibrosis research.1 The company plans to study Rytelo with Jakafi in frontline myelofibrosis in the Phase I IMproveMF study.1

Also worth knowing

  • Nuvation Bio plans to add trial sites in France, Germany, Italy, Spain, Sweden and the UK to its Phase III SIGMA study of safusidenib for IDH1-mutant glioma.2

  • Starton Therapeutics and Stanford School of Medicine agreed to test STAR-LLD with a CAR-T therapy in an investigator-led study of relapsed or refractory multiple myeloma.3

Also published