Bristol Myers Squibb (BMY) Shares Slide as Milvexian Heart Trial Halted After Interim Review – What Investors Need to Know Today (14 November 2025)
Bristol Myers Squibb and Johnson & Johnson have halted the Phase 3 Librexia ACS trial of milvexian in acute coronary syndrome after an interim review showed the drug was unlikely to meet its main efficacy goal. BMY shares fell following the announcement. No new safety issues were reported. The trial had aimed to enroll about 16,000 patients worldwide.