KEYTRUDA ® (pembrolizumab) plus chemotherapy followed by maintenance with LYNPARZA ® (olaparib), with or without bevacizumab, demonstrated a statistically significant and clinically meaningful improvement in PFS compared to chemotherapy alone The study did not reach its secondary endpoint of overall survival Merck (NYSE: MRK), known as MSD outside of the United States and Canada, today announced that the Phase 3 KEYLYNK-001 trial evaluating KEYTRUDA ® (pembrolizumab) plus chemotherapy followed by maintenance with LYNPARZA ® (olaparib), with or without bevacizumab, as a first-line treatment for people with BRCA non-mutated advanced epithelial ovarian cancer met its primary endpoint of progression-free survival (PFS). At the final analysis conducted by an independent Data Monitoring Committee, the KEYTRUDA plus LYNPARZA regimen demonstrated a statistically significant and clinically meaningful improvement in PFS for these patients compared to chemotherapy alone. The study did not reach