ClinicalTrials.gov record
Terminated Phase 3 Interventional Results available

Pembrolizumab With Talimogene Laherparepvec or Placebo in Unresected Melanoma

ClinicalTrials.gov ID: NCT02263508

Public ClinicalTrials.gov record NCT02263508. 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 7, 2026, 9:02 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 1b/3, Multicenter, Trial of Talimogene Laherparepvec in Combination With Pembrolizumab (MK-3475) for Treatment of Unresectable Stage IIIB to IVM1c Melanoma (MASTERKEY-265)

Study identification

NCT ID
NCT02263508
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 3
Lead sponsor
Amgen
Industry
Enrollment
713 participants

Conditions and interventions

Conditions

Interventions

  • Pembrolizumab Drug
  • Placebo Drug
  • Talimogene Laherparepvec Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 95 Years
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
Dec 7, 2014
Primary completion
Mar 10, 2021
Completion
Mar 10, 2021
Last update posted
Nov 13, 2022

2014 – 2021

United States locations

U.S. sites
41
U.S. states
19
U.S. cities
35
Facility City State ZIP Site status
Research Site Birmingham Alabama 35243
Research Site Mobile Alabama 36608
Research Site Beverly Hills California 90211
Research Site Duarte California 91010
Research Site Encinitas California 92024
Research Site La Jolla California 92037
Research Site Los Angeles California 90024
Research Site Los Angeles California 90025
Research Site Riverside California 92505
Research Site San Francisco California 94115
Research Site San Francisco California 94117
Research Site Santa Monica California 90404
Research Site Miami Florida 33136
Research Site Miami Beach Florida 33140
Research Site Orlando Florida 32806
Research Site Atlanta Georgia 30322
Research Site Chicago Illinois 60611
Research Site Chicago Illinois 60637
Research Site Louisville Kentucky 40202
Research Site Baltimore Maryland 21237
Research Site Boston Massachusetts 02215
Research Site Detroit Michigan 48201
Research Site Fridley Minnesota 55432
Research Site St Louis Missouri 63110-1093
Research Site Hackensack New Jersey 07601
Research Site Buffalo New York 14263
Research Site New York New York 10016
Research Site New York New York 10032
Research Site New York New York 10065
Research Site Cincinnati Ohio 45209
Research Site Cleveland Ohio 44195
Research Site Philadelphia Pennsylvania 19107
Research Site Philadelphia Pennsylvania 19111
Research Site Pittsburgh Pennsylvania 15232
Research Site Germantown Tennessee 38138
Research Site Knoxville Tennessee 37920
Research Site Nashville Tennessee 37232
Research Site Dallas Texas 75246
Research Site Murray Utah 84107
Research Site Salt Lake City Utah 84112
Research Site Seattle Washington 98109-1023

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 120 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02263508, 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 Nov 13, 2022 · Synced May 7, 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 NCT02263508 live on ClinicalTrials.gov.

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