{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy&page=4",
    "query": {
      "intervention": "Radiation Therapy",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 7277,
    "total_pages": 728,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T05:10:58.332Z",
  "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": "NCT00012012",
      "title": "Radiation Therapy and Cisplatin With or Without Amifostine for Patients With Stage IIIB or IVA Cervical Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cervical Cancer",
        "Radiation Toxicity"
      ],
      "interventions": [
        {
          "name": "Amifostine trihydrate",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Intracavitary brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "External beam radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 45,
      "start_date": "2001-08",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2015-01-07",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 17,
      "location_summary": "Jacksonville, Florida • Jacksonville Beach, Florida • Jascksonville, Florida + 11 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville Beach",
          "state": "Florida"
        },
        {
          "city": "Jascksonville",
          "state": "Florida"
        },
        {
          "city": "Orange Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00012012"
    },
    {
      "nct_id": "NCT06008392",
      "title": "INTERogating Cancer for Etiology, Prevention and Therapy Navigation",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer",
        "Cancer Gene Mutation",
        "PAN Gene Mutation",
        "Hematopoietic and Lymphoid System Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Pan-genomic Testing",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2023-10-12",
      "completion_date": "2033-09",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 5,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota + 2 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Eau Claire",
          "state": "Wisconsin"
        },
        {
          "city": "La Crosse",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06008392"
    },
    {
      "nct_id": "NCT03180398",
      "title": "Multi-parametric Magnetic Resonance Imaging for Prostate Cancer Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Multiparametric MRI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 9,
      "start_date": "2017-10-04",
      "completion_date": "2022-02-15",
      "has_results": true,
      "last_update_posted_date": "2023-10-12",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03180398"
    },
    {
      "nct_id": "NCT00072501",
      "title": "Breast Ultrasound and Mammography in Screening Women at High Risk for Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "breast imaging study",
          "type": "PROCEDURE"
        },
        {
          "name": "comparison of screening methods",
          "type": "PROCEDURE"
        },
        {
          "name": "magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "radiomammography",
          "type": "PROCEDURE"
        },
        {
          "name": "ultrasound imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "American College of Radiology Imaging Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "25 Years and older · Female only"
      },
      "enrollment_count": null,
      "start_date": "2004-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2012-10-30",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 18,
      "location_summary": "Los Angeles, California • Greenwood Village, Colorado • Atlanta, Georgia + 13 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00072501"
    },
    {
      "nct_id": "NCT04748419",
      "title": "Safety & Efficacy of Consolidative Hypofractionated Radiation Therapy for Boosting Residual Lung Cancer With Durvalumab",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer",
        "Carcinoma, Non-Small Cell Lung"
      ],
      "interventions": [
        {
          "name": "consolidative hypofractionated radiation therapy (hfRT)",
          "type": "RADIATION"
        },
        {
          "name": "Durvalumab 50 MG/ML",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2021-07-15",
      "completion_date": "2025-09-26",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04748419"
    },
    {
      "nct_id": "NCT00660699",
      "title": "A Feasibility Phase II Study in the Treatment of Resected Cholangiocarcinoma, Gallbladder, Pancreatic and Ampullary Cancers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cholangiocarcinoma Cancer",
        "Gallbladder Cancer",
        "Pancreatic Cancer",
        "Ampullary Cancer"
      ],
      "interventions": [
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2002-09",
      "completion_date": "2012-09",
      "has_results": true,
      "last_update_posted_date": "2015-05-27",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00660699"
    },
    {
      "nct_id": "NCT01016899",
      "title": "Electronic Brachytherapy for the Treatment of NMSC",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Basal Cell Carcinoma",
        "Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "electronic brachytherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Xoft, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 187,
      "start_date": "2009-08",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2022-12-13",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 5,
      "location_summary": "Tuscaloosa, Alabama • Casa Grande, Arizona • Scottsdale, Arizona + 2 more",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Casa Grande",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Pleasant Hill",
          "state": "California"
        },
        {
          "city": "Chattanooga",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01016899"
    },
    {
      "nct_id": "NCT02648633",
      "title": "Stereotactic Radiosurgery With Nivolumab and Valproate in Patients With Recurrent Glioblastoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Nivolumab",
          "type": "DRUG"
        },
        {
          "name": "Valproate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2016-05-24",
      "completion_date": "2017-02-21",
      "has_results": false,
      "last_update_posted_date": "2017-05-31",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02648633"
    },
    {
      "nct_id": "NCT02883049",
      "title": "Combination Chemotherapy in Treating Young Patients With Newly Diagnosed High-Risk B Acute Lymphoblastic Leukemia and Ph-Like TKI Sensitive Mutations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "B Acute Lymphoblastic Leukemia",
        "B Acute Lymphoblastic Leukemia, BCR-ABL1-Like",
        "Central Nervous System Leukemia",
        "Testicular Leukemia"
      ],
      "interventions": [
        {
          "name": "Clofarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Dasatinib",
          "type": "DRUG"
        },
        {
          "name": "Daunorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Hydrocortisone Sodium Succinate",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Pegaspargase",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Thioguanine",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "31 Years",
        "sex": "ALL",
        "summary": "1 Year to 31 Years"
      },
      "enrollment_count": 5949,
      "start_date": "2012-02-29",
      "completion_date": "2026-03-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 209,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 153 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02883049"
    },
    {
      "nct_id": "NCT04266249",
      "title": "CompassHER2-pCR: Decreasing Chemotherapy for Breast Cancer Patients After Pre-surgery Chemo and Targeted Therapy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage IIA Breast Cancer AJCC v8",
        "Anatomic Stage IIB Breast Cancer AJCC v8",
        "Anatomic Stage IIIA Breast Cancer AJCC v8",
        "Invasive Breast Carcinoma",
        "Prognostic Stage II Breast Cancer AJCC v8",
        "Prognostic Stage IIA Breast Cancer AJCC v8",
        "Prognostic Stage IIB Breast Cancer AJCC v8",
        "Prognostic Stage IIIA Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Lumpectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Mastectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Nab-paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Pertuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Trastuzumab Emtansine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "ECOG-ACRIN Cancer Research Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2175,
      "start_date": "2020-03-13",
      "completion_date": "2038-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-19",
      "last_synced_at": "2026-10-22T05:10:58.332Z",
      "location_count": 999,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 674 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04266249"
    }
  ]
}