A Study of Niraparib in Combination With Abiraterone Acetate and Prednisone Versus Abiraterone Acetate and Prednisone for the Treatment of Participants With Deleterious Germline or Somatic Homologous Recombination Repair (HRR) Gene-MutatedProstatic Neoplasms (mCSPC)
Active, not recruitingNCT04497844
Janssen Research & Development, LLCProstatic Neoplasms
Start: 2020-09-23End: 2027-11-01Updated: 2026-09-28