Overview DS-6157a in Participants With Advanced Gastrointestinal Stromal Tumor (GIST) Status: Active, not recruiting Trial end date: 2022-05-19 Target enrollment: Participant gender: Summary This study will assess the safety, efficacy, and pharmacokinetics of DS-6157a in participants with advanced gastrointestinal stromal tumors (GIST). Phase: Phase 1 Details Lead Sponsor: Daiichi Sankyo, Inc.