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Pembrolizumab clinical trials

Directory of U.S. ClinicalTrials.gov public records that list Pembrolizumab as a study intervention. Browse Pembrolizumab recruiting trials, filter by phase, sponsor, or location, and open the official ClinicalTrials.gov study record for each result.

ClinicalTrials.gov public records Last synced Oct 30, 2026, 9:24 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

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Pembrolizumab
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Showing 421–432 of 1,847 matching trials for Pembrolizumab.
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Active, not recruiting Phase 1 Interventional

Preoperative Lenvatinib Plus Pembrolizumab in Early-Stage Triple-Negative Breast Cancer (TNBC)

NCT04427293
View directory record Official record
Conditions
Triple Negative Breast Cancer
Interventions
Lenvatinib, Pembrolizumab
Drug
Lead sponsor
University of Illinois Chicago
Other
Eligibility
18 Years and older · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Terminated Phase 1 Interventional

A Study of ASP1012 in Adults With Solid Tumors

NCT06171178
View directory record Official record
Conditions
Solid Tumor
Interventions
ASP1012, Pembrolizumab
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
8
States / cities
Los Angeles, California • Newport Beach, California • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Recruiting Phase 2 Interventional

Pembrolizumab and Hypofractionated Radiation Therapy for the Treatment of Mucosal Melanoma

NCT04318717
View directory record Official record
Conditions
Mucosal Melanoma of the Head and Neck
Interventions
Pembrolizumab, Hypofractionated radiation therapy
Drug · Radiation
Lead sponsor
Washington University School of Medicine
Other
Eligibility
16 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2032
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Completed Phase 1Phase 2 Interventional

Study of the Selective PI3K-Beta Inhibitor GSK2636771 in Combination With Pembrolizumab in Patients With Metastatic Melanoma and PTEN Loss

NCT03131908
View directory record Official record
Conditions
Melanoma and Other Malignant Neoplasms of Skin, Metastatic Melanoma
Interventions
GSK2636771, Pembrolizumab
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Substudy 02C: Safety and Efficacy of Pembrolizumab in Combination With Investigational Agents or Pembrolizumab Alone in Participants With Stage III Melanoma Who Are Candidates for Neoadjuvant Therapy (MK-3475-02C/KEYMAKER-U02)

NCT04303169
View directory record Official record
Conditions
Melanoma
Interventions
Pembrolizumab, Vibostolimab, Gebasaxturev, MK-4830, Favezelimab + Pembrolizumab, ATRA
Biological · Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 120 Years
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
11
States / cities
Los Angeles, California • Santa Monica, California • Aurora, Colorado + 8 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Recruiting Phase 1 Interventional

A Study of STRO-004 in Adults With Refractory/Recurrent Metastatic Cancer

NCT07227168
View directory record Official record
Conditions
Head and Neck Squamous Cell Carcinoma HNSCC, Non-Small Cell Lung Cancer NSCLC, Esophageal Cancer, Gastric Cancer, Colorectal Cancer, Pancreatic Ductal Adenocarcinoma (PDAC), Cervical Cancer, Endometrial Cancer, Urothelial Cancer
Interventions
STRO-004, Pembrolizumab
Drug
Lead sponsor
Sutro Biopharma, Inc.
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
9
States / cities
San Diego, California • Denver, Colorado • Washington D.C., District of Columbia + 6 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Not yet recruiting Phase 2 Interventional

Tailored Neoadjuvant Chemoimmunotherapy for Stage I TNBC

NCT07786428
View directory record Official record
Conditions
Triple-Negative Breast Cancer (TNBC)
Interventions
Pembrolizumab, Paclitaxel (Chemotherapy), Carboplatin
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Active, not recruiting Phase 3 Interventional Results available

A Study of Subcutaneous (SC) Pembrolizumab Coformulated With Berahyaluronidase Alfa (MK-3475A) vs Intravenous Pembrolizumab in Adult Participants With Metastatic Non-small Cell Lung Cancer (NSCLC) (MK-3475A-D77)

NCT05722015
View directory record Official record
Conditions
Metastatic Non-small Cell Lung Cancer
Interventions
Pembrolizumab Formulated with Berahyaluronidase Alfa, Pemetrexed, Cisplatin, Carboplatin, Paclitaxel, Nab-paclitaxel, Pembrolizumab, Filgrastim, Pegylated filgrastim
Biological · Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
377 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
9
States / cities
Phoenix, Arizona • Clermont, Florida • Orange City, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Completed Phase 3 Interventional Results available

Pembrolizumab/Placebo Plus Trastuzumab Plus Chemotherapy in Human Epidermal Growth Factor Receptor 2 Positive (HER2+) Advanced Gastric or Gastroesophageal Junction (GEJ) Adenocarcinoma (MK-3475-811/KEYNOTE-811)

NCT03615326
View directory record Official record
Conditions
Gastric Neoplasms, Gastroesophageal Junction Adenocarcinoma
Interventions
Pembrolizumab, Placebo, Cisplatin, 5-FU, Oxaliplatin, Capecitabine, S-1, Trastuzumab
Biological · Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
738 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
23
States / cities
Los Angeles, California • Monterey, California • Orange, California + 19 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Active, not recruiting Phase 2 Interventional Results available

pTVG-HP DNA Vaccine With or Without pTVG-AR DNA Vaccine and Pembrolizumab in Patients With Castration-Resistant, Metastatic Prostate Cancer

NCT04090528
View directory record Official record
Conditions
Castration-resistant Prostate Cancer, Metastatic Cancer, Prostate Cancer
Interventions
pTVG-HP, pTVG-AR, Pembrolizumab
Biological · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older · Male only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
2
States / cities
St Louis, Missouri • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Not yet recruiting Phase 2 Interventional

Proton Spatially Fractionated Radiotherapy or Photon Stereotactic Body Radiotherapy in Combination With Pembrolizumab Before Surgery for the Treatment of Locally Advanced and Radiation-Naive Locoregionally Recurrent Oral Cavity Cancer, OSPRI Trial

NCT07783581
View directory record Official record
Conditions
Locally Advanced Oral Cavity Squamous Cell Carcinoma, Locally Recurrent Oral Cavity Squamous Cell Carcinoma, Oral Cavity Squamous Cell Carcinoma
Interventions
Biopsy Procedure, Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging, Pembrolizumab, Photon Stereotactic Body Radiation Therapy, Positron Emission Tomography, Spatially-fractionated Radiation Therapy, Surgical Procedure
Procedure · Biological · Radiation
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 30, 2026, 9:24 PM EDT
Recruiting Phase 1Phase 2 Interventional

Consolidative Therapy After EV + Pembrolizumab in Muscle Invasive Bladder Cancer, REINFORCE Trial

NCT07579195
View directory record Official record
Conditions
Muscle Invasive Bladder Carcinoma, Stage III Bladder Cancer AJCC v8, Stage IV Bladder Cancer AJCC v8
Interventions
Intensity-Modulated Radiation Therapy, Volume Modulated Arc Therapy, Radiosensitizing Agent, Radical Cystectomy, Pelvic Lymphadenectomy, Stereotactic Body Radiation Therapy, Computed Tomography, Positron Emission Tomography, Magnetic Resonance Imaging, Transurethral Resection of Bladder Tumor, Cystoscopy, Biospecimen Collection, Questionnaire Administration
Radiation · Drug · Procedure + 1 more
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 30, 2026, 9:24 PM EDT

About this Pembrolizumab clinical trials directory page

What this page lists
U.S. ClinicalTrials.gov public records that list Pembrolizumab as a study intervention, including recruiting, not yet recruiting, and active not recruiting trials.
How to narrow results
Use the filters above to scope by condition, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, age, or NCT ID within Pembrolizumab.
Where the data comes from
Records are sourced from the official ClinicalTrials.gov public API. Each result links back to the official study page, which is the source of truth for eligibility, enrollment, and contact information.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, ranking of trials by quality, or AI-generated medical summaries.

Related: all therapy pages, browse by condition, browse by U.S. city, browse by sponsor, or open the full search for Pembrolizumab.