{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy&page=29",
    "query": {
      "intervention": "Radiation Therapy",
      "page": 29
    },
    "page_size": 10
  },
  "pagination": {
    "page": 29,
    "page_size": 10,
    "total_count": 7280,
    "total_pages": 728,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy&page=30&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy&page=28&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T20:38:06.042Z",
  "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": "NCT00258323",
      "title": "Radiotherapy,Chemotherapy,Before and After Surgery in Advanced Esophageal or Gastroesophageal Junction Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Esophageal Cancer"
      ],
      "interventions": [
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Iressa",
          "type": "DRUG"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Case Comprehensive 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": 80,
      "start_date": "2005-10",
      "completion_date": "2010-02",
      "has_results": false,
      "last_update_posted_date": "2015-09-30",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00258323"
    },
    {
      "nct_id": "NCT03970096",
      "title": "Graft Versus Host Disease-Reduction Strategies for Donor Blood Stem Cell Transplant Patients With Acute Leukemia or Myelodysplastic Syndrome (MDS)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Leukemia",
        "Acute Lymphoblastic Leukemia",
        "Acute Myeloid Leukemia",
        "Myelodysplastic Syndrome",
        "Myeloproliferative Neoplasm"
      ],
      "interventions": [
        {
          "name": "Total-Body Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Thiotepa",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Allogeneic CD34+-enriched and CD45RA-depleted PBSCs",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Peripheral Blood Stem Cell",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Bone Marrow Aspiration and Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "1 Year to 60 Years"
      },
      "enrollment_count": 120,
      "start_date": "2019-11-19",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-20",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 3,
      "location_summary": "Tampa, Florida • Pittsburgh, Pennsylvania • Seattle, Washington",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03970096"
    },
    {
      "nct_id": "NCT02107235",
      "title": "Platinum-based Chemoradiotherapy and Rigosertib in Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Head and Neck Neoplasms",
        "Carcinoma, Squamous Cell"
      ],
      "interventions": [
        {
          "name": "oral rigosertib",
          "type": "DRUG"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Traws Pharma, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2014-01",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2017-06-23",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 4,
      "location_summary": "Aurora, Colorado • Newark, Delaware • The Bronx, New York + 1 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02107235"
    },
    {
      "nct_id": "NCT00107289",
      "title": "Iodine I 131 Metaiodobenzylguanidine in Treating Patients With Recurrent, Progressive, or Refractory Neuroblastoma or Malignant Pheochromocytoma or Paraganglioma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neuroblastoma",
        "Pheochromocytoma"
      ],
      "interventions": [
        {
          "name": "iobenguane I 131",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": 200,
      "start_date": "2006-05",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00107289"
    },
    {
      "nct_id": "NCT05616650",
      "title": "Focal Therapy With Stereotactic Body Radiation Therapy (SBRT) for Patients With a Single Prostate Tumor",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostatic Neoplasms",
        "Prostate Cancer",
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "18F-DCFPyL",
          "type": "DRUG"
        },
        {
          "name": "Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "18 Years to 120 Years · Male only"
      },
      "enrollment_count": 42,
      "start_date": "2023-10-19",
      "completion_date": "2031-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05616650"
    },
    {
      "nct_id": "NCT01000662",
      "title": "Study Comparing Whole Breast Radiotherapy With a Daily Versus a Weekly Tumor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Daily Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Weekly Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "NYU Langone Health",
      "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": 412,
      "start_date": "2009-03",
      "completion_date": "2017-06-14",
      "has_results": true,
      "last_update_posted_date": "2020-08-06",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 3,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01000662"
    },
    {
      "nct_id": "NCT04607135",
      "title": "ARFI Imaging for Targeted Prostate Biopsy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Acoustic radiation force impulse (ARFI)",
          "type": "DEVICE"
        },
        {
          "name": "Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Duke 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": 34,
      "start_date": "2021-10-22",
      "completion_date": "2023-03-28",
      "has_results": true,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04607135"
    },
    {
      "nct_id": "NCT04065035",
      "title": "A Clinical Study to Evaluate Efficacy and Tolerability of a Cosmetic Product for Arm Firming",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Photodamaged Skin",
        "Skin Care"
      ],
      "interventions": [
        {
          "name": "Topical Body Firming Moisturizer",
          "type": "OTHER"
        },
        {
          "name": "Body Cleanser",
          "type": "OTHER"
        },
        {
          "name": "Sunscreen",
          "type": "OTHER"
        },
        {
          "name": "Placebo Moisturizer",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Revision Skincare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 60 Years · Female only"
      },
      "enrollment_count": 46,
      "start_date": "2018-12-13",
      "completion_date": "2019-07-17",
      "has_results": false,
      "last_update_posted_date": "2019-08-22",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 1,
      "location_summary": "Richardson, Texas",
      "locations": [
        {
          "city": "Richardson",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04065035"
    },
    {
      "nct_id": "NCT04965597",
      "title": "Treosulfan-Based Conditioning Regimen Before a Blood or Bone Marrow Transplant for the Treatment of Bone Marrow Failure Diseases (BMT CTN 1904)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bone Marrow Failure Syndrome",
        "Congenital Amegakaryocytic Thrombocytopenia",
        "Diamond-Blackfan Anemia",
        "Hereditary Sideroblastic Anemia",
        "Paroxysmal Nocturnal Hemoglobinuria",
        "Shwachman-Diamond Syndrome",
        "Hematologic Neoplasm With Germline GATA2 Mutation",
        "Hematologic Neoplasm With Germline SAMD9 Mutation",
        "Hematologic Neoplasm With Germline SAMD9L Mutation"
      ],
      "interventions": [
        {
          "name": "Treosulfan",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Lapine T-Lymphocyte Immune Globulin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Peripheral Blood Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Allogeneic Bone Marrow Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "1 Year to 49 Years"
      },
      "enrollment_count": 40,
      "start_date": "2022-04-19",
      "completion_date": "2026-02-18",
      "has_results": false,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 24,
      "location_summary": "Los Angeles, California • San Diego, California • San Francisco, California + 20 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04965597"
    },
    {
      "nct_id": "NCT00033423",
      "title": "Radiolabeled Monoclonal Antibody in Treating Patients With Relapsed or Refractory Non-Hodgkin's Lymphoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "yttrium Y 90 ibritumomab tiuxetan",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "RADIATION"
      ],
      "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": 18,
      "start_date": "2001-08",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2013-12-13",
      "last_synced_at": "2026-10-25T20:38:06.042Z",
      "location_count": 3,
      "location_summary": "Birmingham, Alabama • Stanford, California • Rochester, Minnesota",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00033423"
    }
  ]
}