An Efficacy Study of Adjuvant Treatment With the Personalized Cancer Vaccine mRNA-4157 and Pembrolizumab in Participants With High-Risk Melanoma (KEYNOTE-942)
Public ClinicalTrials.gov record NCT03897881. 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.
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 Randomized Study of Adjuvant Immunotherapy With the Personalized Cancer Vaccine mRNA-4157 and Pembrolizumab Versus Pembrolizumab Alone After Complete Resection of High-Risk Melanoma (KEYNOTE- 942)
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to assess whether postoperative adjuvant therapy with mRNA-4157 and pembrolizumab improves recurrence free survival (RFS) compared to pembrolizumab alone in participants with complete resection of cutaneous melanoma and a high risk of recurrence.
Study identification
- NCT ID
- NCT03897881
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 267 participants
Conditions and interventions
Conditions
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
- Jul 17, 2019
- Primary completion
- Nov 29, 2032
- Completion
- Nov 29, 2032
- Last update posted
- Dec 2, 2025
2019 – 2032
United States locations
- U.S. sites
- 17
- U.S. states
- 15
- U.S. cities
- 16
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Arizona | Tucson | Arizona | 85719 | — |
| California Pacific Medical Center Research Institute -CPMCRI | San Francisco | California | 94115 | — |
| Angeles Clinic and Research Institute | Santa Monica | California | 90404 | — |
| University of Colorado Cancer Center | Aurora | Colorado | 80045 | — |
| Smilow Cancer Center at Yale New Haven Hospital | New Haven | Connecticut | 06520 | — |
| Lombardi Cancer Center | Washington D.C. | District of Columbia | 20007 | — |
| Orlando Health UF Health Cancer Center | Orlando | Florida | 32806 | — |
| Northside Hospital | Atlanta | Georgia | 30342 | — |
| UPMC Hillman Cancer Center | Chicago | Illinois | 60637 | — |
| Massachusetts General Hospital | Boston | Massachusetts | 02114 | — |
| Dana Farber Cancer Institute | Boston | Massachusetts | 02115 | — |
| Washington University School of Medicine | St Louis | Missouri | 63110 | — |
| Hackensack University Medical Center | Hackensack | New Jersey | 07601 | — |
| NYU Langone Medical Center | New York | New York | 10016 | — |
| Providence Cancer Institute | Portland | Oregon | 97213 | — |
| Sarah Cannon Cancer Center | Nashville | Tennessee | 37203 | — |
| Texas Oncology PA | 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 6 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03897881, 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 Dec 2, 2025 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03897881 live on ClinicalTrials.gov.