A Study to Evaluate the Safety and the Activity of S095029 as Part of Combination Therapy in Advanced Gastroesophageal Junction/Gastric Cancers.

Participation Deadline: 08/01/2026
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Description

This Phase 1b/2 study will be conducted in two parts; a safety lead-in part (Phase 1b) to identify the RP2D of S095029 in combination with pembrolizumab and an expansion part (Phase 2) to evaluate anti-tumor activity and safety in participants with locally advanced unresectable or metastatic MSI-H/dMMR gastric /GEJ adenocarcinomas.