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Phio Announces Key Development Milestone for PH-762 with FDA Submission Supporting Next Stage of Clinical Development in Cutaneous Squamous Cell Carcinoma

$PHIOPress releaseSep 14, 2026, 7:00 AM ETRead the release

Phio Pharmaceuticals completed the Phase 1b study of its lead INTASYL compound PH-762 and has submitted a meeting request and comprehensive briefing package to the FDA supporting a planned Phase 2b neoadjuvant study in cutaneous squamous cell carcinoma. The briefing package describes the nonclinical development program, integrated clinical pharmacology data, and the completed Phase 1b results, along with the scientific rationale, study design, and pharmacokinetic strategy for the next stage.

Key figures

Drug Name
PH-762
Phase Of Trial
Phase 1b completed; Phase 2b neoadjuvant proposed
Indication
cutaneous squamous cell carcinoma
Nct number
NCT# 06014086
Toxicology dosing phase
completed
Clinical supplies available
Q1 2027

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