Overview Study to Evaluate ctDNA of mCSPC Patients Receiving Apalutamide in Japan Status: Recruiting Trial end date: 2025-03-31 Target enrollment: Participant gender: Summary To evaluate changes in genomic alterations for 73 PC driver genes during apalutamide treatment Phase: Phase 4 Details Lead Sponsor: Kindai UniversityCollaborator: Janssen Pharmaceutical K.K.