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Active, not recruiting Phase 3 Interventional

A Study to Learn About the Investigational Medicine Called PF-06821497 (Mevrometostat) in Men With mCRPC Who Were Previously Treated With Abiraterone Acetate for Prostate Cancer (MEVPRO-1).

ClinicalTrials.gov ID: NCT06551324

Public ClinicalTrials.gov record NCT06551324. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 19, 2026, 1:12 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A PHASE 3, RANDOMIZED, OPEN-LABEL STUDY OF PF-06821497 (MEVROMETOSTAT) IN COMBINATION WITH ENZALUTAMIDE COMPARED WITH ENZALUTAMIDE OR DOCETAXEL IN PARTICIPANTS WITH METASTATIC CASTRATION RESISTANT PROSTATE CANCER PREVIOUSLY TREATED WITH ABIRATERONE ACETATE (MEVPRO-1)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Pfizer MEVPRO-1 (C2321014) is a randomized, open-label, multi-center clinical trial evaluating whether combining the study medicine (PF-06821497) with enzalutamide is safe and effective compared to physician's choice of either second-line androgen receptor (AR) directed therapy with enzalutamide or docetaxel (chemotherapy) for treating metastatic castration-resistant prostate cancer (mCRPC) after progression on prior abiraterone acetate treatment. The primary objective of this clinical trial is to assess the radiographic progression free survival (rPFS) of the combination of PF-06821497 plus enzalutamide versus physician's choice of enzalutamide or docetaxel.

Study identification

NCT ID
NCT06551324
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 3
Lead sponsor
Pfizer
Industry
Enrollment
600 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
Male
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Oct 21, 2024 (Actual)
Primary completion
Dec 28, 2026 (Estimated)
Completion
Oct 29, 2028 (Estimated)
Last update posted
Aug 11, 2026

2024 – 2028

United States locations

U.S. sites
70
U.S. states
18
U.S. cities
52
Facility City State ZIP Site status
Urology Centers of Alabama Homewood Alabama 35209 —
Ironwood Cancer & Research Centers Chandler Arizona 85224 —
Ironwood Cancer & Research Centers Gilbert Arizona 85297 —
Ironwood Cancer & Research Centers Glendale Arizona 85306 —
Ironwood Cancer & Research Centers Mesa Arizona 85202 —
Ironwood Cancer & Research Centers Mesa Arizona 85206 —
Ironwood Cancer & Research Centers Phoenix Arizona 85028 —
Ironwood Cancer & Research Centers Scottsdale Arizona 85260 —
Los Angeles Cancer Network Anaheim California 92805 —
UCSF Cancer Center Berkeley Berkeley California 94702 —
UCSF Cancer Center Burlingame Burlingame California 94010 —
Los Angeles Cancer Network Fountain Valley California 92708 —
Los Angeles Cancer Network Glendale California 91204 —
Los Angeles Cancer Network Glendale California 91206 —
Los Angeles Cancer Network Los Angeles California 90017 —
Los Angeles Cancer Network Los Angeles California 90067 —
Stanford Cancer Center Palo Alto California 94305 —
UCSF Investigational Drug Pharmacy San Francisco California 94158 —
UCSF Medical Center at Mission Bay San Francisco California 94158 —
UCSF Cancer Center San Mateo San Mateo California 94402 —
Sutter Santa Rosa Santa Rosa California 95403 —
Stanford Health Care Attention: Investigational Pharmacy Stanford California 94305 —
Colorado Clinical Research Lakewood Colorado 80228 —
University of Miami Sylvester Comprehensive Cancer Center - Aventura Aventura Florida 33180 —
Florida Cancer Specialists Bradenton Florida 34211 —
Florida Cancer Specialists Cape Coral Florida 33909 —
University of Miami Sylvester Comprehensive Cancer Center - The Lennar Foundation Medical Center Coral Gables Florida 33146 —
University of Miami Sylvester Comprehensive Cancer Center - Deerfield Beach Deerfield Beach Florida 33442 —
University of Miami Hospital and Clinics - Doral Doral Florida 33166 —
Florida Cancer Specialists Fort Myers Florida 33905 —
Florida Cancer Specialists Fort Myers Florida 33908 —
University of Miami Sylvester Comprehensive Cancer Center - Kendall Kendall Florida 33176 —
University of Miami Hospital and Clinics, Sylvester Cancer Center Miami Florida 33136 —
University of Miami Hospital and Clinics, UHealth Tower Miami Florida 33136 —
University of Miami Sylvester Comprehensive Cancer Center - Griffin Cancer Research Building Miami Florida 33136 —
Florida Cancer Specialists N. Venice Florida 34275 —
Florida Cancer Specialists Naples Florida 34102 —
AdventHealth Hematology and Oncology Orlando Florida 32804 —
AdventHealth Orlando Infusion Center Orlando Florida 32804 —
University of Miami Sylvester Comprehensive Cancer Center - Plantation Plantation Florida 33324 —
Florida Cancer Specialists Port Charlotte Florida 33980 —
Florida Cancer Specialists Sarasota Florida 34236 —
Florida Cancer Specialists Sarasota Florida 34239 —
Duly Health and Care Lisle Illinois 60532 —
NextStage Clinical Research-Chicago-(04) Lisle Illinois 60532 —
Duly Health and Care Westmont Illinois 60559 —
The University of Louisville, James Graham Brown Cancer Center Louisville Kentucky 40202 —
University of Louisville Hospital Louisville Kentucky 40202 —
UofL Health Medical Center Northeast Louisville Kentucky 40245 —
New England Cancer Specialists Topsham Maine 04086 —
New England Cancer Specialists Westbrook Maine 04092 —
VA St. Louis Health Care System St Louis Missouri 63106 —
AtlantiCare Health Park - Cape May Court House Cape May Court House New Jersey 08210 —
AtlantiCare Egg Harbor New Jersey 08234 —
Circuit Clinical /Crystal Run Healthcare LLP Middletown New York 10941 —
Circuit Clinical Middletown New York 10941 —
Crystal Run Healthcare Monroe New York 10950 —
James J. Peters VA Medical Center The Bronx New York 10468 —
Salisbury VA Medical Center Salisbury North Carolina 28144 —
The Centers for Advanced Urology, LLP d/b/a Keystone Urology Specialists Lancaster Pennsylvania 17604 —
AUC Urologists, LLC Myrtle Beach South Carolina 29572 —
Carolina Urologic Research Center, LLC Myrtle Beach South Carolina 29572 —
Grand Strand Medical Center Myrtle Beach South Carolina 29572 —
Parkway Surgery Center Myrtle Beach South Carolina 29572 —
SCRI Oncology Partners Nashville Tennessee 37203 —
USA Clinical Trials San Antonio Texas 78229 —
Huntsman Cancer Institute Salt Lake City Utah 84112 —
Harborview Medical Center Seattle Washington 98104 —
Fred Hutchinson Cancer Center Seattle Washington 98109 —
University of Washington Medical Center - Montlake Seattle Washington 98195 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 154 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06551324, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Aug 11, 2026 · Synced Oct 19, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT06551324 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →