Coformulation of Pembrolizumab/Vibostolimab (MK-7684A) Versus Pembrolizumab (MK-3475) Monotherapy for Programmed Cell Death 1 Ligand 1 (PD-L1) Positive Metastatic Non-Small Cell Lung Cancer (MK-7684A-003, KEYVIBE-003)
Public ClinicalTrials.gov record NCT04738487. 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 3, Multicenter, Randomized, Double-Blind Study of MK-7684 With Pembrolizumab as a Coformulation (MK-7684A) Versus Pembrolizumab Monotherapy as First Line Treatment for Participants With PD-L1 Positive Metastatic Non-Small Cell Lung Cancer
Study identification
- NCT ID
- NCT04738487
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Enrollment
- 1,264 participants
Conditions and interventions
Conditions
Interventions
- Pembrolizumab/Vibostolimab Biological
- 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
- Apr 6, 2021
- Primary completion
- Sep 4, 2024
- Completion
- Jan 26, 2026
- Last update posted
- Feb 19, 2026
2021 – 2026
United States locations
- U.S. sites
- 7
- U.S. states
- 5
- U.S. cities
- 7
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Boca Raton Regional Hospital ( Site 0004) | Boca Raton | Florida | 33486 | — |
| Illinois Cancer Care ( Site 0026) | Peoria | Illinois | 61615 | — |
| Mercy Research - Cancer and Hematology Center ( Site 0032) | Springfield | Missouri | 65804 | — |
| Mercy Research - David C. Pratt Cancer Center ( Site 0025) | St Louis | Missouri | 63141 | — |
| Perlmutter Cancer Center at NYU Langone Hospital - Long Island ( Site 0022) | Mineola | New York | 11501 | — |
| Memorial Sloan Kettering Cancer Center ( Site 0013) | New York | New York | 10065 | — |
| Fox Chase Cancer Center-Hematology/Oncology ( Site 0030) | Philadelphia | Pennsylvania | 19111 | — |
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 181 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04738487, 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 Feb 19, 2026 · Synced Jun 25, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04738487 live on ClinicalTrials.gov.