Estudio CONTACT-02

Inclusion Criteria:

• Men with histologically or cytologically confirmed adenocarcinoma of the prostate
• Prior treatment with one, and only one, NHT (eg, abiraterone, apalutamide, darolutamide, or enzalutamide) for castration-sensitive locally advanced (T3 or T4) or mCSPC, M0 CRPC, or mCRPC
• Surgical or medical castration, with serum testosterone ≤ 50 ng/dL (≤ 1.73 nmol/L) at screening
• Measurable (extrapelvic soft tissue) metastatic disease per Investigator assessment defined by at least one of the following: measurable visceral disease (eg, adrenal, kidney, liver, lung, pancreas, spleen) per RECIST 1.1; OR measurable extrapelvic adenopathy (ie, adenopathy above the aortic bifurcation)
• Progressive disease at study entry as defined by specific criteria for prostate specific antigen (PSA) progression OR soft tissue disease progression in the opinion of the Investigator (Note: subjects with bone disease progression alone are not eligible)
• Age ≥ 18 years old or meeting country definition of adult, whichever is older, on the day of consent
• ECOG performance status of 0 or 1
• Recovery to baseline or ≤ Grade 1 per Common Terminology Criteria for Adverse Events (CTCAE) v5 from toxicities related to any prior treatments, unless AE(s) are clinically nonsignificant and/or stable on supportive therapy in the opinion of the Investigator
• Adequate organ and marrow function based upon specific laboratory assessments obtained within 21 days prior to randomization
• Understanding and ability to comply with protocol requirements