{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Checkpoint+Inhibitor",
    "query": {
      "condition": "Checkpoint Inhibitor"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 314,
    "total_pages": 32,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Checkpoint+Inhibitor&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T09:23:44.093Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT06940440",
      "title": "IFx-Hu2.0 As An Adjunctive Therapy To Pembrolizumab In Advanced Or Metastatic Merkel Cell Carcinoma (MCC)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Or Metastatic Merkel Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "IFx-Hu2.0",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "TuHURA Biosciences, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2025-10",
      "completion_date": "2028-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 2,
      "location_summary": "Tampa, Florida • Madison, Wisconsin",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06940440"
    },
    {
      "nct_id": "NCT06340568",
      "title": "A Clinical Study of the Anti-cancer Effects of an Investigational Therapy or Chemotherapy in Patients With Recurring Uterine Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Endometrial Cancer"
      ],
      "interventions": [
        {
          "name": "BNT323/DB-1303",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioNTech SE",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 480,
      "start_date": "2025-06-10",
      "completion_date": "2029-11",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 14,
      "location_summary": "New Haven, Connecticut • Washington D.C., District of Columbia • Fort Lauderdale, Florida + 11 more",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06340568"
    },
    {
      "nct_id": "NCT04551885",
      "title": "FT516 in Combination With Monoclonal Antibodies in Advanced Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor, Adult"
      ],
      "interventions": [
        {
          "name": "FT516",
          "type": "DRUG"
        },
        {
          "name": "Avelumab",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "IL-2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Fate Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2020-09-07",
      "completion_date": "2023-08-11",
      "has_results": false,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 3,
      "location_summary": "Minneapolis, Minnesota • Hackensack, New Jersey • Houston, Texas",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04551885"
    },
    {
      "nct_id": "NCT03179943",
      "title": "Atezolizumab + Guadecitabine in Patients With Checkpoint Inhibitor Refractory or Resistant Urothelial Carcinoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Urothelial Carcinoma"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "DRUG"
        },
        {
          "name": "Guadecitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Fox Chase Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2017-11-27",
      "completion_date": "2022-07",
      "has_results": false,
      "last_update_posted_date": "2021-11-04",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Baltimore, Maryland • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03179943"
    },
    {
      "nct_id": "NCT02535078",
      "title": "Phase 1b/2 Study of the Combination of IMCgp100 With Durvalumab and/or Tremelimumab in Advanced Cutaneous Melanoma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Malignant Melanoma"
      ],
      "interventions": [
        {
          "name": "Tebentafusp (IMCgp100)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Immunocore Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2015-11",
      "completion_date": "2023-09-06",
      "has_results": false,
      "last_update_posted_date": "2024-07-24",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • New York, New York • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02535078"
    },
    {
      "nct_id": "NCT04062708",
      "title": "CHIO3 Trial: CHemotherapy Combined With Immune Checkpoint Inhibitor for Operable Stage IIIA/B Non-Small Cell Lung Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stage IIIA Non-small Cell Lung Cancer",
        "Stage IIIB Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Alliance Foundation Trials, LLC.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2021-03-10",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2025-07-08",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 9,
      "location_summary": "Chicago, Illinois • Boston, Massachusetts • Lowell, Massachusetts + 4 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Lowell",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04062708"
    },
    {
      "nct_id": "NCT04999202",
      "title": "A Study to Learn How Safe the Study Drug BAY 2416964 (AhR Inhibitor) in Combination With the Treatment Pembrolizumab is, How This Combination Affects the Body, the Maximum Amount That Can be Given, How it Moves Into, Through and Out of the Body and Its Action Against Advanced Solid Cancers in Adults",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Solid Tumors"
      ],
      "interventions": [
        {
          "name": "BAY2416964",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2021-08-30",
      "completion_date": "2025-01-20",
      "has_results": false,
      "last_update_posted_date": "2025-02-10",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 6,
      "location_summary": "Altamonte Springs, Florida • Sarasota, Florida • Detroit, Michigan + 3 more",
      "locations": [
        {
          "city": "Altamonte Springs",
          "state": "Florida"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04999202"
    },
    {
      "nct_id": "NCT03237572",
      "title": "Focused Ultrasound and Pembrolizumab in Metastatic Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "High-intensity focused ultrasound (HIFU)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Patrick Dillon, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2017-09-25",
      "completion_date": "2022-06-17",
      "has_results": true,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03237572"
    },
    {
      "nct_id": "NCT06470971",
      "title": "Siltuximab for the Prevention of Severe Immune-Related Adverse Events During Immune Checkpoint Inhibitor Rechallenge in Patients With Advanced Cancer, CIRES Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Hematopoietic and Lymphatic System Neoplasm"
      ],
      "interventions": [
        {
          "name": "Anti-PD-L1 Monoclonal Antibody",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Anti-PD1 Monoclonal Antibody",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Siltuximab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Yuanquan Yang",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2024-07-09",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06470971"
    },
    {
      "nct_id": "NCT05714371",
      "title": "Retrospective Assessment of Adverse Events-related Healthcare Resource Utilization and Costs of Immune Checkpoint Inhibitor and Targeted Therapy for Adjuvant Treatment of Melanoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "Nivolumab",
          "type": "DRUG"
        },
        {
          "name": "Ipilimumab + nivolumab",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Dabrafenib + trametinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 618,
      "start_date": "2021-10-02",
      "completion_date": "2022-01-27",
      "has_results": false,
      "last_update_posted_date": "2023-02-06",
      "last_synced_at": "2026-09-02T09:23:44.093Z",
      "location_count": 1,
      "location_summary": "East Hanover, New Jersey",
      "locations": [
        {
          "city": "East Hanover",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05714371"
    }
  ]
}