{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy+%28RT%29&page=11",
    "query": {
      "intervention": "Radiation Therapy (RT)",
      "page": 11
    },
    "page_size": 10
  },
  "pagination": {
    "page": 11,
    "page_size": 10,
    "total_count": 1008,
    "total_pages": 101,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy+%28RT%29&page=12&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+Therapy+%28RT%29&page=10&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T00:25:21.286Z",
  "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": "NCT05302817",
      "title": "Functional Lung Avoidance Radiation Therapy Using Hyperpolarized Xenon-129 MRI",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Carcinoma, Non-Small-Cell Lung"
      ],
      "interventions": [
        {
          "name": "Hyperpolarized xenon MRI",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Xemed LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 9,
      "start_date": "2023-03-17",
      "completion_date": "2025-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05302817"
    },
    {
      "nct_id": "NCT00079417",
      "title": "Neoadjuvant Carboplatin and Vincristine and Standard Local Ophthalmic Therapy in Treating Patients With Intraocular Retinoblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Intraocular Retinoblastoma"
      ],
      "interventions": [
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cryosurgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Infrared Laser Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Iodine I-125",
          "type": "RADIATION"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Ruthenium Ru-106",
          "type": "RADIATION"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "Up to 5 Years"
      },
      "enrollment_count": 28,
      "start_date": "2005-12-26",
      "completion_date": "2017-03-31",
      "has_results": true,
      "last_update_posted_date": "2023-03-13",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • Chicago, Illinois • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00079417"
    },
    {
      "nct_id": "NCT03217747",
      "title": "Avelumab, Utomilumab, Anti-OX40 Antibody PF-04518600, and Radiation Therapy in Treating Patients With Advanced Malignancies",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Castration-Resistant Prostate Carcinoma",
        "Malignant Solid Neoplasm",
        "Metastatic Malignant Solid Neoplasm",
        "Metastatic Prostate Carcinoma",
        "Prostate Carcinoma Metastatic in the Bone",
        "Refractory Malignant Solid Neoplasm",
        "Stage IV Prostate Cancer AJCC v8",
        "Stage IVA Prostate Cancer AJCC v8",
        "Stage IVB Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Avelumab",
          "type": "DRUG"
        },
        {
          "name": "Ivuxolimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Utomilumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "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": 173,
      "start_date": "2017-08-02",
      "completion_date": "2026-04-30",
      "has_results": true,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03217747"
    },
    {
      "nct_id": "NCT01013649",
      "title": "Gemcitabine Hydrochloride With or Without Erlotinib Hydrochloride Followed by the Same Chemotherapy Regimen With or Without Radiation Therapy and Capecitabine or Fluorouracil in Treating Patients With Pancreatic Cancer That Has Been Removed by Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pancreatic Adenocarcinoma",
        "Pancreatic Ductal Adenocarcinoma",
        "Pancreatic Intraductal Papillary-Mucinous Neoplasm",
        "Stage I Pancreatic Cancer AJCC v6 and v7",
        "Stage II Pancreatic Cancer AJCC v6 and v7"
      ],
      "interventions": [
        {
          "name": "3-Dimensional Conformal Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Chemotherapy",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Erlotinib Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 546,
      "start_date": "2010-04-05",
      "completion_date": "2025-09-04",
      "has_results": true,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 678,
      "location_summary": "Mobile, Alabama • Anchorage, Alaska • Auburn, California + 438 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01013649"
    },
    {
      "nct_id": "NCT03407144",
      "title": "Safety and Efficacy of Pembrolizumab (MK-3475) in Children and Young Adults With Classical Hodgkin Lymphoma (MK-3475-667/KEYNOTE-667)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "vinblastine",
          "type": "DRUG"
        },
        {
          "name": "dacarbazine",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "vincristine",
          "type": "DRUG"
        },
        {
          "name": "prednisone/prednisolone",
          "type": "DRUG"
        },
        {
          "name": "bleomycin",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "Radiotherapy (RT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "3 Years to 25 Years"
      },
      "enrollment_count": 340,
      "start_date": "2018-04-09",
      "completion_date": "2027-02-12",
      "has_results": false,
      "last_update_posted_date": "2026-10-02",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 47,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 41 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Downey",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03407144"
    },
    {
      "nct_id": "NCT03220009",
      "title": "Nivolumab or Expectant Observation Following Ipilimumab, Nivolumab, and Surgery in Treating Patients With High Risk Localized, Locoregionally Advanced, or Recurrent Mucosal Melanoma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cervical Carcinoma",
        "Esophageal Carcinoma",
        "Mucosal Melanoma",
        "Mucosal Melanoma of the Head and Neck",
        "Oral Cavity Mucosal Melanoma",
        "Recurrent Melanoma",
        "Stage II Vulvar Cancer AJCC v7",
        "Stage III Vulvar Cancer AJCC v7",
        "Stage IIIA Vulvar Cancer AJCC v7",
        "Stage IIIB Vulvar Cancer AJCC v7",
        "Stage IIIC Vulvar Cancer AJCC v7",
        "Stage IV Oral Cavity Cancer AJCC v6 and v7",
        "Stage IV Vulvar Cancer AJCC v7",
        "Stage IVA Oral Cavity Cancer AJCC v6 and v7",
        "Stage IVB Oral Cavity Cancer AJCC v6 and v7",
        "Stage IVC Oral Cavity Cancer AJCC v6 and v7",
        "Vaginal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Conventional Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Patient Observation",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2017-11-03",
      "completion_date": "2021-07-01",
      "has_results": false,
      "last_update_posted_date": "2018-10-03",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03220009"
    },
    {
      "nct_id": "NCT04594187",
      "title": "Nodal Radiation Therapy for Sentinel Lymph Node Positive Melanoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "Immunotherapy",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION"
      ],
      "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": 168,
      "start_date": "2020-08-07",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 3,
      "location_summary": "Jacksonville, Florida • Camden, New Jersey • Houston, Texas",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Camden",
          "state": "New Jersey"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04594187"
    },
    {
      "nct_id": "NCT04913311",
      "title": "Predictive Biomarkers for Pneumonitis After Chemoradiotherapy and Immunotherapy in Patients With Non-small Cell Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Non-Small Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bronchoscopy with Bronchoalveolar Lavage",
          "type": "PROCEDURE"
        },
        {
          "name": "Chemoradiotherapy",
          "type": "OTHER"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Diagnostic Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Immune Checkpoint Inhibitor",
          "type": "DRUG"
        },
        {
          "name": "Nasal Wash and Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Spirometry",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "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": 150,
      "start_date": "2021-01-21",
      "completion_date": "2027-02-02",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04913311"
    },
    {
      "nct_id": "NCT03945721",
      "title": "A Phase I Study of Niraparib Administered Concurrently With Postoperative RT in Triple Negative Breast Cancer Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Triple Negative Breast Cancer",
        "Residual Disease"
      ],
      "interventions": [
        {
          "name": "Niraparib",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Massachusetts General Hospital",
      "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": "2019-07-11",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03945721"
    },
    {
      "nct_id": "NCT02699697",
      "title": "Palliative Radiation Therapy in Reducing Pain in Patients With Bone Metastasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Malignant Neoplasm",
        "Metastatic Malignant Neoplasm in the Bone",
        "Pain"
      ],
      "interventions": [
        {
          "name": "External Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Palliative Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 102,
      "start_date": "2016-05",
      "completion_date": "2025-03-20",
      "has_results": true,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-10-13T00:25:21.286Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02699697"
    }
  ]
}