{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy&page=6",
    "query": {
      "intervention": "Radiation Therapy",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 7277,
    "total_pages": 728,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T08:38:45.183Z",
  "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": "NCT04661657",
      "title": "COvid-19 LongitUdinal Multiethnic BioImaging Assessment of CARDiovascular Sequelae Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19",
        "Cardiac Disease",
        "Cardiac Arrhythmia",
        "Myocarditis",
        "Left Ventricular Dysfunction"
      ],
      "interventions": [
        {
          "name": "Transthoracic echocardiogram (TTE)",
          "type": "OTHER"
        },
        {
          "name": "Cardiovascular Magnetic Resonance (CMR) Imaging",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2020-12-28",
      "completion_date": "2022-01-22",
      "has_results": false,
      "last_update_posted_date": "2022-06-06",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04661657"
    },
    {
      "nct_id": "NCT07349771",
      "title": "Axatilimab Plus Standard of Care Therapy for the Prevention of Graft Versus Host Disease Following Allogeneic Hematopoietic Stem Cell Transplantation in Patients With Hematologic Cancer, ABRAXAS Trial",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematopoietic and Lymphatic System Neoplasm"
      ],
      "interventions": [
        {
          "name": "Allogeneic Hematopoietic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Axatilimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Mycophenolate Mofetil",
          "type": "DRUG"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Skin Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "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": 0,
      "start_date": "2026-06-01",
      "completion_date": "2033-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07349771"
    },
    {
      "nct_id": "NCT04874493",
      "title": "Patient Reported Outcome Post Radiation Therapy or Chemoradiotherapy Patient Care in Patients With Oropharyngeal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Oropharyngeal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 77,
      "start_date": "2021-03-10",
      "completion_date": "2027-02-02",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04874493"
    },
    {
      "nct_id": "NCT07619599",
      "title": "A PET Imaging Agent (64Cu-DOTA-Pembrolizumab) for Determining Treatment Response Among Patients With Stage IV Non-small Cell Lung Cancer Receiving Pembrolizumab",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Metastatic Malignant Neoplasm in the Brain",
        "Oligoprogressive Lung Non-Small Cell Carcinoma",
        "Stage IV Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Copper Cu 64-DOTA-pembrolizumab",
          "type": "RADIATION"
        },
        {
          "name": "Low Dose Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "BIOLOGICAL"
      ],
      "sponsor": "City of Hope 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": 6,
      "start_date": "2026-09-01",
      "completion_date": "2030-02-10",
      "has_results": false,
      "last_update_posted_date": "2026-10-19",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07619599"
    },
    {
      "nct_id": "NCT03944798",
      "title": "Surveillance AFter Extremity Tumor surgerY",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Soft Tissue Sarcoma",
        "Lung Metastases"
      ],
      "interventions": [
        {
          "name": "Frequency: Every 3 Months",
          "type": "OTHER"
        },
        {
          "name": "Frequency: Every 6 Months",
          "type": "OTHER"
        },
        {
          "name": "Imaging Modality: Chest Radiograph (CXR)",
          "type": "OTHER"
        },
        {
          "name": "Imaging Modality: Chest CT",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "McMaster University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 310,
      "start_date": "2019-11-19",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2024-11-22",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 16,
      "location_summary": "Sacramento, California • Hartford, Connecticut • Gainesville, Florida + 13 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03944798"
    },
    {
      "nct_id": "NCT00134004",
      "title": "Fludarabine, Cyclophosphamide, and Total-Body Irradiation in Treating Patients Who Are Undergoing a Donor Bone Marrow Transplant for Hematologic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "74 Years",
        "sex": "ALL",
        "summary": "6 Months to 74 Years"
      },
      "enrollment_count": 210,
      "start_date": "2004-10",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2015-10-06",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Baltimore, Maryland • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00134004"
    },
    {
      "nct_id": "NCT00556452",
      "title": "Study of Stem Cell Transplantation for Hematologic Malignancies Using Clofarabine and Busulfan Regimen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Leukemia",
        "Hodgkin Lymphoma",
        "Non-Hodgkin Lymphoma",
        "Multiple Myeloma",
        "Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "Clofarabine/Busulfan x 4",
          "type": "DRUG"
        },
        {
          "name": "Peripheral blood stem cell transplant",
          "type": "PROCEDURE"
        },
        {
          "name": "Total Lymphoid Irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "University of Michigan Rogel Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "Up to 70 Years"
      },
      "enrollment_count": 46,
      "start_date": "2007-10",
      "completion_date": "2012-09",
      "has_results": true,
      "last_update_posted_date": "2017-12-05",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00556452"
    },
    {
      "nct_id": "NCT07407647",
      "title": "Vaginal DHEA to Improve Vaginal Health After Radiation for Women With Gynecologic, Anal or Rectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anal Carcinoma",
        "Cervical Carcinoma",
        "Malignant Female Reproductive System Neoplasm",
        "Rectal Carcinoma",
        "Vaginal Carcinoma",
        "Vulvar Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Prasterone",
          "type": "DRUG"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 25,
      "start_date": "2026-03-12",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07407647"
    },
    {
      "nct_id": "NCT00719849",
      "title": "Donor Umbilical Cord Blood Transplant in Treating Patients With Advanced Hematological Cancer or Other Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Diseases"
      ],
      "interventions": [
        {
          "name": "anti-thymocyte globulin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "umbilical cord blood transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "total body irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "Up to 69 Years"
      },
      "enrollment_count": 13,
      "start_date": "2005-11",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2017-06-14",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00719849"
    },
    {
      "nct_id": "NCT01247298",
      "title": "A Pilot Study of Trans Arterial Chemoembolization (TACE), Followed by Stereotactic Radiation Therapy (SBRT) for Patients With Hepatocellular Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hepatocellular Carcinoma (HCC)"
      ],
      "interventions": [
        {
          "name": "Stereotactic Body Radiation Therapy (SBRT)",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2010-10",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2017-08-21",
      "last_synced_at": "2026-10-22T08:38:45.183Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01247298"
    }
  ]
}