ClinicalTrials.gov record
Active, not recruiting Phase 3 Interventional

Study of Pembrolizumab (MK-3475) Versus Chemotherapy in Mismatch Repair Deficient (dMMR) Advanced or Recurrent Endometrial Carcinoma (MK-3475-C93/KEYNOTE-C93/GOG-3064/ENGOT-en15)

ClinicalTrials.gov ID: NCT05173987

Public ClinicalTrials.gov record NCT05173987. 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 May 8, 2026, 5:05 AM 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, Active-comparator Controlled Clinical Study of Pembrolizumab Versus Platinum Doublet Chemotherapy in Participants With Mismatch Repair Deficient (dMMR) Advanced or Recurrent Endometrial Carcinoma in the First-line Setting (KEYNOTE-C93/GOG-3064/ENGOT-en15)

Study identification

NCT ID
NCT05173987
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 3
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Enrollment
280 participants

Conditions and interventions

Interventions

  • carboplatin Drug
  • cisplatin Drug
  • docetaxel Drug
  • paclitaxel Drug
  • pembrolizumab Biological

Drug · Biological

Eligibility (public fields only)

Age range
18 Years and older
Sex
Female
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
Feb 2, 2022
Primary completion
May 26, 2027
Completion
May 26, 2027
Last update posted
May 4, 2026

2022 – 2027

United States locations

U.S. sites
35
U.S. states
22
U.S. cities
31
Facility City State ZIP Site status
HonorHealth-USOR HonorHealth ( Site 8000) Phoenix Arizona 85016
Moores Cancer Center ( Site 0037) La Jolla California 92093-0698
Kaiser Permanente Riverside Medical Center ( Site 0045) Riverside California 92505
Yale-New Haven Hospital-Smilow Cancer Hospital at Yale-New Haven ( Site 0013) New Haven Connecticut 06511
Mount Sinai Cancer Center ( Site 0018) Miami Beach Florida 33140
Sarasota Memorial Heath Care System ( Site 0005) Sarasota Florida 34239
Northside Hospital ( Site 0017) Atlanta Georgia 30342
Southeastern Regional Medical Center ( Site 0046) Newnan Georgia 30265
Midwestern Regional Medical Center,Inc. DBA CTCA, Chicago ( Site 0003) Zion Illinois 60099
St. Vincent Hospital and Health Care Center, Inc ( Site 0006) Indianapolis Indiana 46260
Baptist Health Lexington ( Site 0042) Lexington Kentucky 40503
Maryland Oncology Hematology, P.A.-USOR Maryland Oncology Hematology, P.A. ( Site 8002) Rockville Maryland 20850
University of Massachusetts Medical School-Division of Gynecologic Oncology ( Site 0008) Worcester Massachusetts 01605
Karmanos Cancer Institute ( Site 0029) Detroit Michigan 48201
St. Dominic's Hospital ( Site 0024) Jackson Mississippi 39216
John Theurer Cancer Center at Hackensack University Medical Center ( Site 0026) Hackensack New Jersey 07601
The Blavatnik Family- Chelsea Medical Center at Mount Sinai ( Site 0023) New York New York 10011
Laura and Isaac Perlmutter Cancer Center at NYU Langone ( Site 0016) New York New York 10016
Icahn School of Medicine at Mount Sinai ( Site 0052) New York New York 10029
Memorial Sloan Kettering Cancer Center ( Site 0009) New York New York 10065
FirstHealth Clinical Trials ( Site 0050) Pinehurst North Carolina 28374
Sanford Medical Center ( Site 0054) Bismarck North Dakota 58501
Sanford Fargo Medical Center-Roger Maris Cancer Center ( Site 0055) Fargo North Dakota 58102
University of Cincinnati Medical Center-University of Cincinnati Cancer Center ( Site 0039) Cincinnati Ohio 45219
The James Cancer Hospital and Solove Research Institute at The Ohio State University Comprehensive C ( Site 0027) Columbus Ohio 43210
Providence Portland Medical Center ( Site 0031) Portland Oregon 97213
Sidney Kimmel Cancer Center - Jefferson Health ( Site 0053) Philadelphia Pennsylvania 19107
University of Pittsburgh Medical Center Magee-Womens Hospital ( Site 0034) Pittsburgh Pennsylvania 15213
AHN West Penn Hospital ( Site 0011) Pittsburgh Pennsylvania 15224
Asplundh Cancer Pavilion ( Site 0014) Willow Grove Pennsylvania 19090
Sanford Cancer Center-Gynecologic Oncology ( Site 0002) Sioux Falls South Dakota 57104
Texas Oncology - Austin-USOR Texas Oncology - Austin ( Site 8003) Austin Texas 78731
Texas Oncology - Dallas-USOR Texas Oncology - Dallas (Sammons) ( Site 8005) Dallas Texas 75246
Texas Oncology - Tyler-USOR Texas Oncology - Northeast Texas ( Site 8004) Tyler Texas 75702
VCU Health Adult Outpatient Pavillion ( Site 0022) Richmond Virginia 23219

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 159 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05173987, 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 May 4, 2026 · Synced May 8, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05173987 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →