Follitropin Recruiting Phase 2 Trials for Stage III Prostate Cancer AJCC v8 / Stage IIIB Prostate Cancer AJCC v8 / Stage IIC Prostate Cancer AJCC v8 / Stage IVA Prostate Cancer AJCC v8 / Stage IIIC Prostate Cancer AJCC v8 / Stage IIIA Prostate Cancer AJCC v8 / Adenocarcinoma, Prostate Treatment