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Home › Medications › pembrolizumab

pembrolizumab

101 published articles · Updated continuously

Clinical Trial Landscape

Clinical Trials of pembrolizumab

404 trials tracked of pembrolizumab: 78 in phase 3 or 4 and 65 with published results. The most-cited published study has 6576 citations.

404Trials tracked
78Phase 3 & 4
0Recruiting
65With published results
Phase distribution
Phase 4 2 Phase 3 76 Phase 2 252 Phase 1 70 Other / NA 4
  1. Phase 3 Study of Two Doses of Pembrolizumab (MK-3475) Versus Docetaxel in Previously Treated Participants With Non-Small Cell Lung Cancer (MK-3475-010/KEYNOTE-010) Completed · 6,576 cited
  2. Phase 3 Study of Pembrolizumab (MK-3475) Versus Platinum-Based Chemotherapy for Participants With Programmed Cell Death-Ligand 1 (PD-L1)-Positive Advanced or Metastatic Non-Small Cell Lung Cancer (MK-3475-042/KEYNOTE-042) Completed · 3,385 cited
  3. Phase 3 Study of Pembrolizumab (MK-3475) vs Standard Therapy in Participants With Microsatellite Instability-High (MSI-H) or Mismatch Repair Deficient (dMMR) Stage IV Colorectal Carcinoma (MK-3475-177/KEYNOTE-177) Completed · 3,076 cited
  4. Phase 3 Study of Pembrolizumab (MK-3475) Plus Chemotherapy vs. Placebo Plus Chemotherapy for Previously Untreated Locally Recurrent Inoperable or Metastatic Triple Negative Breast Cancer (MK-3475-355/KEYNOTE-355) Completed · 1,846 cited
  5. Phase 3 Study of Pembrolizumab (MK-3475) vs. Best Supportive Care in Participants With Previously Systemically Treated Advanced Hepatocellular Carcinoma (MK-3475-240/KEYNOTE-240) Completed · 1,831 cited
  6. Phase 3 Pembrolizumab (MK-3475) Versus Standard Treatment for Recurrent or Metastatic Head and Neck Cancer (MK-3475-040/KEYNOTE-040) Completed · 1,723 cited
Show 44 more trials
  1. Phase 3 Study of Pembrolizumab (MK-3475) Versus Investigator's Choice Standard Therapy for Participants With Advanced Esophageal/ Esophagogastric Junction Carcinoma That Progressed After First-Line Therapy (MK-3475-181/KEYNOTE-181) Completed · 1,192 cited
  2. Phase 3 Study of Pembrolizumab (MK-3475) Compared to Platinum-Based Chemotherapies in Participants With Metastatic Non-Small Cell Lung Cancer (MK-3475-024/KEYNOTE-024) Completed · 1,169 cited
  3. Phase 3 Pembrolizumab (MK-3475) Plus Gemcitabine/Cisplatin Versus Placebo Plus Gemcitabine/Cisplatin for First-Line Advanced and/or Unresectable Biliary Tract Carcinoma (BTC) (MK-3475-966/KEYNOTE-966) Completed · 1,127 cited
  4. Phase 3 Safety and Efficacy Study of Pembrolizumab (MK-3475) as Monotherapy in the Adjuvant Treatment of Renal Cell Carcinoma Post Nephrectomy (MK-3475-564/KEYNOTE-564) Completed · 780 cited
  5. Phase 3 Study of Pembrolizumab (MK-3475) vs Placebo for Participants With Non-small Cell Lung Cancer After Resection With or Without Standard Adjuvant Therapy (MK-3475-091/KEYNOTE-091) Completed · 778 cited
  6. Phase 3 A Study of Pembrolizumab (MK-3475) in Combination With Etoposide/Platinum (Cisplatin or Carboplatin) for Participants With Extensive Stage Small Cell Lung Cancer (MK-3475-604/KEYNOTE-604) Completed · 775 cited
  7. Phase 3 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) Completed · 709 cited
  8. Phase 3 Pembrolizumab (MK-3475) Plus Chemotherapy Versus Placebo Plus Chemotherapy in Participants Gastric or Gastroesophageal Junction (GEJ) Adenocarcinoma (MK-3475-859/KEYNOTE-859) Completed · 686 cited
  9. Phase 3 Study of Pembrolizumab With or Without Platinum-based Combination Chemotherapy Versus Chemotherapy Alone in Urothelial Carcinoma (MK-3475-361/KEYNOTE-361) Completed · 661 cited
  10. Phase 3 A Study of Carboplatin-Paclitaxel/Nab-Paclitaxel Chemotherapy With or Without Pembrolizumab (MK-3475) in Adults With First Line Metastatic Squamous Non-small Cell Lung Cancer (MK-3475-407/KEYNOTE-407) Completed · 549 cited
  11. Phase 3 A Study of Pembrolizumab (MK-3475) for First Line Treatment of Recurrent or Metastatic Squamous Cell Cancer of the Head and Neck (MK-3475-048/KEYNOTE-048) Completed · 512 cited
  12. Phase 3 Study of Single Agent Pembrolizumab (MK-3475) Versus Single Agent Chemotherapy for Metastatic Triple Negative Breast Cancer (MK-3475-119/KEYNOTE-119) Completed · 505 cited
  13. Phase 3 Study of Pembrolizumab (MK-3475) as First-Line Monotherapy and Combination Therapy for Treatment of Advanced Gastric or Gastroesophageal Junction Adenocarcinoma (MK-3475-062/KEYNOTE-062) Completed · 457 cited
  14. Phase 3 Safety and Efficacy of Lenvatinib (E7080/MK-7902) in Combination With Pembrolizumab (MK-3475) Versus Lenvatinib as First-line Therapy in Participants With Advanced Hepatocellular Carcinoma (MK-7902-002/E7080-G000-311/LEAP-002) Completed · 438 cited
  15. Phase 3 Study of Chemoradiotherapy With or Without Pembrolizumab (MK-3475) For The Treatment of Locally Advanced Cervical Cancer (MK-3475-A18/KEYNOTE-A18/ENGOT-cx11/GOG-3047) Completed · 387 cited
  16. Phase 3 Study of Pembrolizumab (MK-3475) Plus Chemotherapy Versus Placebo Plus Chemotherapy in Participants With Gastric or Gastroesophageal Junction (GEJ) Adenocarcinoma (MK-3475-585/KEYNOTE-585) Completed · 373 cited
  17. Phase 3 Study of Pembrolizumab Given With Ipilimumab or Placebo in Participants With Untreated Metastatic Non-Small Cell Lung Cancer (NSCLC) (MK-3475-598/KEYNOTE-598) Completed · 260 cited
  18. Phase 3 Efficacy and Safety Study of First-line Treatment With Pembrolizumab (MK-3475) Plus Chemotherapy Versus Placebo Plus Chemotherapy in Women With Persistent, Recurrent, or Metastatic Cervical Cancer (MK-3475-826/KEYNOTE-826) Completed · 259 cited
  19. Phase 3 Study of Pembrolizumab (MK-3475) or Placebo With Chemoradiation in Participants With Locally Advanced Head and Neck Squamous Cell Carcinoma (MK-3475-412/KEYNOTE-412) Completed · 231 cited
  20. Phase 3 Study of Pembrolizumab (MK-3475) or Placebo Given With Best Supportive Care in Asian Participants With Previously Treated Advanced Hepatocellular Carcinoma (MK-3475-394/KEYNOTE-394) Completed · 191 cited
  21. Phase 3 A Study of Pembrolizumab (MK-3475) Versus Paclitaxel for Participants With Advanced Gastric/Gastroesophageal Junction Adenocarcinoma That Progressed After Therapy With Platinum and Fluoropyrimidine (MK-3475-061/KEYNOTE-061) Completed · 168 cited
  22. Phase 3 A Study of Pembrolizumab (MK-3475) Versus Paclitaxel, Docetaxel, or Vinflunine for Participants With Advanced Urothelial Cancer (MK-3475-045/KEYNOTE-045) Completed · 165 cited
  23. Phase 3 Study of Pemetrexed + Platinum Chemotherapy With or Without Pembrolizumab (MK-3475) in Adults With Tyrosine Kinase Inhibitor- (TKI)-Resistant Epidermal Growth Factor Receptor- (EGFR)-Mutated Metastatic Non-squamous Non-small Cell Lung Cancer (NSCLC) (MK-3475-789/KEYNOTE-789) Completed · 157 cited
  24. Phase 3 Lenvatinib in Combination With Pembrolizumab Versus Treatment of Physician's Choice in Participants With Advanced Endometrial Cancer (MK-3475-775/E7080-G000-309 Per Merck Standard Convention [KEYNOTE-775]) Completed · 153 cited
  25. Phase 3 Study of Pembrolizumab (MK-3475) Plus Olaparib Versus Abiraterone Acetate or Enzalutamide in Metastatic Castration-resistant Prostate Cancer (mCRPC) (MK-7339-010/KEYLYNK-010) Completed · 142 cited
  26. Phase 3 Study of Pembrolizumab (MK-3475) in Platinum Pre-treated Recurrent/Metastatic Nasopharyngeal Cancer (MK-3475-122/KEYNOTE-122) Completed · 115 cited
  27. Phase 3 Pembrolizumab in Patients With Advanced Malignant Pleural Mesothelioma Completed · 104 cited
  28. Phase 3 Study of Pembrolizumab (MK-3475) Versus Platinum-Based Chemotherapy for Participants With Programmed Cell Death-Ligand 1 (PD-L1)-Positive Advanced or Metastatic Non-Small Cell Lung Cancer (MK-3475-042/KEYNOTE-042)-China Extension Study Completed · 102 cited
  29. Phase 3 M7824 Versus Pembrolizumab as a First-line (1L) Treatment in Participants With Programmed Death-ligand 1 (PD-L1) Expressing Advanced Non-small Cell Lung Cancer (NSCLC) Completed · 91 cited
  30. Phase 3 Study of Lenvatinib (MK-7902/E7080) in Combination With Pembrolizumab (MK-3475) Versus Standard of Care in Participants With Metastatic Colorectal Cancer (MK-7902-017/E7080-G000-325/LEAP-017) Completed · 88 cited
  31. Phase 3 Safety and Efficacy of Pembrolizumab (MK-3475) Versus Placebo as Adjuvant Therapy in Participants With Hepatocellular Carcinoma (HCC) and Complete Radiological Response After Surgical Resection or Local Ablation (MK-3475-937 / KEYNOTE-937) Completed · 85 cited
  32. Phase 3 Efficacy and Safety Study of Pembrolizumab (MK-3475) With or Without Lenvatinib (MK-7902/E7080) in Adults With Programmed Cell Death-Ligand 1 (PD-L1)-Positive Treatment-naïve Nonsmall Cell Lung Cancer (NSCLC) (MK-7902-007/E7080-G000-314/LEAP-007) Completed · 81 cited
  33. Phase 3 Efficacy and Safety of Pembrolizumab (MK-3475) With Lenvatinib (E7080/MK-7902) vs. Docetaxel in Participants With Metastatic Non-Small Cell Lung Cancer (NSCLC) and Progressive Disease (PD) After Platinum Doublet Chemotherapy and Immunotherapy (MK-7902-008/E7080-G000-316/LEAP-008) Completed · 81 cited
  34. Phase 3 A Study of Pembrolizumab (MK-3475) With or Without Lenvatinib (E7080/MK-7902) as First Line (1L) Intervention in a Programmed Cell Death-ligand 1 (PD-L1) Selected Population With Recurrent or Metastatic Head and Neck Squamous Cell Carcinoma (R/M HNSCC) (MK-7902-010) (KEYNOTE-010) Completed · 81 cited
  35. Phase 3 Study of First-line Pembrolizumab (MK-3475) With Lenvatinib (MK-7902/E7080) in Urothelial Carcinoma Cisplatin-ineligible Participants Whose Tumors Express Programmed Cell Death-Ligand 1 and in Participants Ineligible for Platinum-containing Chemotherapy (MK-7902-011/E7080-G000-317/ LEAP-011) Completed · 81 cited
  36. Phase 3 Placebo-controlled Study Comparing Niraparib Plus Pembrolizumab Versus Placebo Plus Pembrolizumab as Maintenance Therapy in Participants With Advanced/Metastatic Non-Small Cell Lung Cancer Completed · 76 cited
  37. Phase 3 Pembrolizumab (MK-3475) Plus Lenvatinib (E7080/MK-7902) Versus Chemotherapy for Endometrial Carcinoma (ENGOT-en9 / MK-7902-001) Completed · 67 cited
  38. Phase 4 A Study of Pembrolizumab (MK-3475) Plus Carboplatin and Paclitaxel as First-line Treatment of Recurrent/Metastatic Head and Neck Squamous Cell Carcinoma (MK-3475-B10/KEYNOTE B10) Completed · 60 cited
  39. Phase 3 Study of Pembrolizumab (MK-3475) Versus Investigator's Choice of Chemotherapy for Participants With Advanced Esophageal/Esophagogastric Junction Carcinoma That Progressed After First-Line Therapy (MK-3475-181/KEYNOTE-181)-China Extension Study Completed · 57 cited
  40. Phase 3 Efficacy and Safety Study of Pembrolizumab (MK-3475) With or Without Lenvatinib (MK-7902/E7080) in Adults With Programmed Cell Death-Ligand 1 (PD-L1)-Positive Treatment-naïve Nonsmall Cell Lung Cancer (NSCLC) [MK-7902-007/E7080-G000-314/LEAP-007] - China Extension Study Completed · 55 cited
  41. Phase 3 Study of Pembrolizumab (MK-3475) Plus Docetaxel Versus Placebo Plus Docetaxel in Chemotherapy-naïve Metastatic Castration-resistant Prostate Cancer (mCRPC) (MK-3475-921/KEYNOTE-921) Completed · 54 cited
  42. Phase 3 A Study of Carboplatin-Paclitaxel/Nab-Paclitaxel Chemotherapy With or Without Pembrolizumab (MK-3475) in Adults With First Line Metastatic Squamous Non-small Cell Lung Cancer (MK-3475-407/KEYNOTE-407)-China Extension Study Completed · 52 cited
  43. Phase 3 Study to Evaluate the Efficacy and Safety of Pembrolizumab (MK-3475) in Combination With Axitinib Versus Sunitinib Monotherapy in Participants With Renal Cell Carcinoma (MK-3475-426/KEYNOTE-426) Completed · 45 cited
  44. Phase 3 First-line Esophageal Carcinoma Study With Pembrolizumab Plus Chemo vs. Chemo (MK-3475-590/KEYNOTE-590) Completed · 41 cited

Showing the 50 most-cited and recently-updated of 404 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.
Phase 2 trial of neoadjuvant/adjuvant pembrolizumab in stage IB-IIIA NSCLC completes enrollment of 35 patients
Pulmonology & Critical Care Phase II
Phase 2 trial of neoadjuvant/adjuvant pembrolizumab in stage IB-IIIA NSCLC completes enrollment of 35 patients Can immunotherapy before lung cancer surgery help the immune system fight the tumor?
A multi-institutional phase 2 trial has completed enrollment of 35 patients to study neoadjuvant and adjuvant pembrolizumab in stage IB, II,…
Doctors tested giving immunotherapy before lung cancer surgery to see if it safely boosts the immune system's ability to fight the tumor.
CT.gov Mar 30, 2026
Phase II trial compares IMCgp100 vs investigator choice in advanced uveal melanoma
Dermatology Phase II
Phase II trial compares IMCgp100 vs investigator choice in advanced uveal melanoma Can a new drug help people with a rare eye cancer live longer?
This Phase II study evaluated IMCgp100 versus investigator's choice (dacarbazine, ipilimumab, or pembrolizumab) in HLA-A*0201 positive adult…
A new drug for advanced eye cancer is being compared to standard treatments to see if it helps patients with a specific genetic marker live …
CT.gov Mar 30, 2026
Phase III trial tests TTFields plus standard therapy for stage 4 NSCLC after platinum failure
Pulmonology & Critical Care Phase III
Phase III trial tests TTFields plus standard therapy for stage 4 NSCLC after platinum failure Can adding electric fields to standard treatment help people with advanced lung cancer?
A prospective, randomized phase III trial in 291 patients with stage 4 NSCLC after platinum progression compared TTFields plus standard ther…
Doctors are testing if adding a wearable electric field device to standard drugs helps people with advanced lung cancer live longer after ch…
CT.gov Mar 30, 2026
Low sADC Predicts Poor Outcomes in Cervical Cancer with PD-1 Inhibitors
Oncology Cohort
Low sADC Predicts Poor Outcomes in Cervical Cancer with PD-1 Inhibitors Can imaging predict how well cervical cancer patients respond to treatment?
In a study of 167 cervical cancer patients, lower substantial ADC (sADC) correlated with worse PFS (HR=1.81, P=0.005) and OS (HR=2.40, P=0.0…
Low water movement in cervical cancer tumors on scans predicts worse survival when patients take immunotherapy, helping doctors choose bette…
Frontiers Mar 30, 2026
Phase 2 Study: L-SABR Plus Standard Therapy in Metastatic NSCLC Patients
Pulmonology & Critical Care Phase II
Phase 2 Study: L-SABR Plus Standard Therapy in Metastatic NSCLC Patients Could Targeted Radiation Therapy Offer Hope for Lung Cancer Patients?
This Phase 2 trial evaluates the addition of liver stereotactic ablative radiotherapy (L-SABR) to standard drug therapy in metastatic NSCLC.
A new trial tests if adding targeted liver radiation to standard drugs helps metastatic lung cancer patients live longer without disease pro…
CT.gov Mar 27, 2026