{"nct_id":"NCT03834493","title":"Study of Pembrolizumab (MK-3475) Plus Enzalutamide Versus Placebo Plus Enzalutamide in Participants With Metastatic Castration-resistant Prostate Cancer (mCRPC) (MK-3475-641/KEYNOTE-641)","status":"ACTIVE_NOT_RECRUITING","status_verified_date":"2025-07","start_date":"2019-07-28","start_date_type":"ACTUAL","primary_completion_date":"2022-12-12","primary_completion_date_type":"ACTUAL","completion_date":"2026-05-29","completion_date_type":"ESTIMATED","phases":["PHASE3"],"tickers":["MRK"]}