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Completed Phase 2 Interventional Results available

Study of Pembrolizumab (MK-3475) in Adults With Recurrent/Metastatic Cutaneous Squamous Cell Carcinoma (cSCC) or Locally Advanced Unresectable cSCC (MK-3475-629/KEYNOTE-629)

ClinicalTrials.gov ID: NCT03284424

Public ClinicalTrials.gov record NCT03284424. 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 Jul 23, 2026, 11:47 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 2, Open-Label, Single Arm Study to Evaluate the Safety and Efficacy of Pembrolizumab in Participants With Recurrent or Metastatic Cutaneous Squamous Cell Carcinoma (R/M cSCC)

Study identification

NCT ID
NCT03284424
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Enrollment
159 participants

Conditions and interventions

Interventions

  • Pembrolizumab Biological

Biological

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
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 25, 2017
Primary completion
Jul 28, 2020
Completion
Sep 12, 2023
Last update posted
Aug 22, 2024

2017 – 2023

United States locations

U.S. sites
14
U.S. states
12
U.S. cities
14
Facility City State ZIP Site status
Moores UC San Diego Cancer Center ( Site 0352) La Jolla California 92093-0880
Stanford University Medical Center ( Site 0366) Palo Alto California 94305
St. Joseph Heritage Healthcare ( Site 0350) Santa Rosa California 95403
Yale University ( Site 0365) New Haven Connecticut 06520
Lombardi Comprehensive Cancer Center ( Site 0360) Washington D.C. District of Columbia 20007
Indiana University Melvin and Bren Simon Cancer Center ( Site 0353) Indianapolis Indiana 46202
University of Kansas Cancer Center ( Site 0361) Westwood Kansas 66205
Massachusetts General Hospital ( Site 0362) Boston Massachusetts 02114
Comprehensive Cancer Centers of Nevada ( Site 8001) Las Vegas Nevada 89148
John Theurer Cancer Center at Hackensack University Med Ctr ( Site 0367) Hackensack New Jersey 07601
Oklahoma Cancer Specialists and Research Institute, LLC ( Site 0364) Tulsa Oklahoma 74146
Fox Chase Cancer Center ( Site 0351) Philadelphia Pennsylvania 19111
Sanford Cancer Center Oncology Clinic ( Site 0356) Sioux Falls South Dakota 57104
Texas Oncology PA ( Site 8000) Dallas Texas 75246

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 45 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03284424, 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 22, 2024 · Synced Jul 23, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03284424 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →