A Phase 3, Randomized, Double-Blind Study of Nivolumab or Placebo in Combination With Docetaxel, in Men With Metastatic Castration-resistant Prostate Cancer

• Histologic confirmation of adenocarcinoma of the prostate without small cell features
• Current evidence of metastatic disease documented by either bone lesions on bone scan and/or soft tissue lesions on CT/MRI
• ECOG PS 0-1
• Ongoing androgen deprivation therapy (ADT) with a GnRH analogue or bilateral orchiectomy
• Documented disease progression per PCWG3 criteria within 6 months prior to screening
• Only one prior 2nd generation hormonal therapy in the metastatic setting
  • Patients may have received two prior 2nd gen HT (abi + enza or apalutamide or darolutamide) if and only if the first drug had been used in the non-metastatic setting
• Chemotherapy naive for metastatic CRPC
• Must have progressed during or after 2nd gen hormonal therapy or have documented intolerance to 2nd gen HT
• No active brain mets
• No known or suspected autoimmune disease
• No condition requiring systemic corticosteroids (>10 mg prednisone or equivalent)
• No prior treatment with PD-1 or PD-L1 antibodies
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• Primary
  • Radiographic PFS per PCWG3
  • OS
• Secondary
  • ORR
  • DOR
  • PSA response rate
  • Time to response