A Phase 3, Randomized, Double-Blind, Placebo-Controlled Study of Mevrometostat (PF-06821497) With Enzalutamide in Metastatic Castration-Sensitive Prostate Cancer (MEVPRO-3)


Condition: Metastatic Castration Sensitive Prostate Cancer (mCSPC), Hormone Sensitive Prostate Cancer, Prostate Cancer, Cancer of the Prostate

Study Type: Interventional

Clinical Trials Identifier NCT 8-digits: NCT07028853

Sponsor: Pfizer

Phase: Phase 3

Eligibility:

  • Age: minimum 18 Years maximum N/A
  • Gender: Male

Inclusion Criteria:

  • Male participants aged ≥18 years (or the minimum age of consent in accordance with local regulations) at screening.
  • Histologically or cytologically confirmed adenocarcinoma of the prostate without small cell features.
  • Metastatic prostate cancer documented by positive bone scan (for bone disease) or metastatic lesion(s) on CT or MRI (for soft tissue/visceral disease).
  • Resolution of acute effects of any prior therapy to either baseline severity or CTCAE Grade ≤1 (except for AEs which do not constitute a safety risk in the investigator's judgement).
  • Participants must have ECOG PS 0 or 1.

Exclusion Criteria:

  • Any medical or psychiatric condition including recent (within the past year) or active suicidal ideation/behavior or laboratory abnormality that may increase the risk of study participation or, in the investigator's judgment, make the participant inappropriate for the study.
  • Clinically significant cardiovascular disease.
  • Known or suspected brain metastasis or active leptomeningeal disease.
  • Participants must be treatment naïve at the mCSPC stage, eg, participants cannot have received any cytotoxic chemotherapy with the following exceptions: Treatment with first-generation antiandrogen (ADT) agents is allowed for mCSPC.
  • Previous administration with an investigational product (drug or vaccine) within 30 days.
  • Current use or anticipated need for drugs that are known strong CYP3A4/5 inhibitors and inducers (with exception of enzalutamide as part of this study).
  • Inadequate organ function.

View trial on ClinicalTrials.gov