{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Irradiation",
    "query": {
      "intervention": "Irradiation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7883,
    "total_pages": 789,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Irradiation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T13:54:04.928Z",
  "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": "NCT01898221",
      "title": "Vein of Marshall Ethanol Infusion for Persistent Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ventricular Tachycardia",
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Ethanol",
          "type": "DRUG"
        },
        {
          "name": "Ablation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 343,
      "start_date": "2013-10",
      "completion_date": "2019-12",
      "has_results": true,
      "last_update_posted_date": "2025-08-21",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 12,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • San Diego, California + 7 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01898221"
    },
    {
      "nct_id": "NCT00214149",
      "title": "Multi-catheter High Dose Rate (HDR) Breast Brachytherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "brachytherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 127,
      "start_date": "2004-10",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2018-11-05",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00214149"
    },
    {
      "nct_id": "NCT00002649",
      "title": "Interleukin-2 or Observation Following Radiation Therapy, Combination Chemotherapy, and Peripheral Stem Cell Transplantation in Treating Patients With Recurrent Non-Hodgkin's Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Recurrent Adult Burkitt Lymphoma",
        "Recurrent Adult Diffuse Large Cell Lymphoma",
        "Recurrent Adult Diffuse Mixed Cell Lymphoma",
        "Recurrent Adult Diffuse Small Cleaved Cell Lymphoma",
        "Recurrent Adult Immunoblastic Large Cell Lymphoma",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Grade 3 Follicular Lymphoma"
      ],
      "interventions": [
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "bone marrow ablation with stem cell support",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "16 Years to 60 Years"
      },
      "enrollment_count": 206,
      "start_date": "1995-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-02-28",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002649"
    },
    {
      "nct_id": "NCT00176878",
      "title": "Stem Cell Transplant for Bone Marrow Failure Syndromes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Diamond-Blackfan Anemia",
        "Kostmann's Neutropenia",
        "Shwachman-Diamond Syndrome"
      ],
      "interventions": [
        {
          "name": "Stem cell transplant",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludarabine monophosphate",
          "type": "DRUG"
        },
        {
          "name": "Total lymphoid irradiation",
          "type": "PROCEDURE"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "anti-thymocyte globulin",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "Up to 35 Years"
      },
      "enrollment_count": 10,
      "start_date": "2000-06",
      "completion_date": "2009-03",
      "has_results": true,
      "last_update_posted_date": "2017-12-28",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00176878"
    },
    {
      "nct_id": "NCT02024178",
      "title": "Ultrasound Imaging in Finding Prostate Cancer in Patients Undergoing Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Ultrasound Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 34,
      "start_date": "2011-06",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2016-06-17",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02024178"
    },
    {
      "nct_id": "NCT04779489",
      "title": "Checkpoint Inhibitor and Radiation Therapy in Bulky, Node-Positive Bladder Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "personalized ultrafractionated stereotactic ablative radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2021-09-06",
      "completion_date": "2023-06-02",
      "has_results": true,
      "last_update_posted_date": "2024-02-06",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04779489"
    },
    {
      "nct_id": "NCT07095114",
      "title": "A Study of Disappearing Markers for Daily Radiation Treatment Delivery for Breast Cancer Patients.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ductal Carcinoma in Situ",
        "Stage I Breast Cancer",
        "Stage II Breast Cancer",
        "Stage III Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Magic Ink",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Barbara Ann Karmanos Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2025-08-18",
      "completion_date": "2026-08-08",
      "has_results": false,
      "last_update_posted_date": "2025-09-18",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07095114"
    },
    {
      "nct_id": "NCT00420433",
      "title": "Bone Response in Metastatic Breast Cancer Involving Bones",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Bone Metastases"
      ],
      "interventions": [
        {
          "name": "Skeletal Scintigraphy",
          "type": "PROCEDURE"
        },
        {
          "name": "Radiography",
          "type": "PROCEDURE"
        },
        {
          "name": "CT Scan",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 37,
      "start_date": "2004-09",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2016-02-19",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00420433"
    },
    {
      "nct_id": "NCT00855647",
      "title": "Hypofractionated Radiotherapy for Localized Prostate Cancer (With CyberKnife or With IMRT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostatic Neoplasms"
      ],
      "interventions": [
        {
          "name": "Hypo-fractionated Radiotherapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 99999,
      "start_date": "2003-08",
      "completion_date": "2009-07",
      "has_results": false,
      "last_update_posted_date": "2010-06-03",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00855647"
    },
    {
      "nct_id": "NCT02489838",
      "title": "Lung Dose in Patients Treated With Yttrium-90 for Hepatocellular Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Liver Neoplasms"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Alan Katz",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2012-02-03",
      "completion_date": "2019-08-07",
      "has_results": false,
      "last_update_posted_date": "2020-06-11",
      "last_synced_at": "2026-09-03T13:54:04.928Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02489838"
    }
  ]
}