{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prophylactic+Radiotherapy",
    "query": {
      "intervention": "Prophylactic Radiotherapy"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 100,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prophylactic+Radiotherapy&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T22:31:28.914Z",
  "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": "NCT00866307",
      "title": "Pegaspargase and Combination Chemotherapy in Treating Younger Patients With Newly Diagnosed High-Risk Acute Lymphoblastic Leukemia (Closed to Accrual 4-22-2011)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "Adult B Acute Lymphoblastic Leukemia",
        "Childhood B Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Daunorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Pegaspargase",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Prophylactic Cranial Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Thioguanine",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "1 Year to 30 Years"
      },
      "enrollment_count": 104,
      "start_date": "2009-02-23",
      "completion_date": "2021-03-31",
      "has_results": true,
      "last_update_posted_date": "2021-04-27",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 25,
      "location_summary": "Phoenix, Arizona • Long Beach, California • Los Angeles, California + 20 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00866307"
    },
    {
      "nct_id": "NCT01082003",
      "title": "Prevention of Capsular Contracture Using Trental and Vitamin E",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Capsular Contractures"
      ],
      "interventions": [
        {
          "name": "Trental",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Legacy Health System",
      "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": "2009-10",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2013-08-28",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01082003"
    },
    {
      "nct_id": "NCT04993313",
      "title": "Standard Verbal Counseling With or Without a Pictorial Educational Tool for the Reduction of Psychological Morbidity in Patients With Stage 0-IIIA Breast Cancer Receiving Radiation Therapy, COPE Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anatomic Stage 0 Breast Cancer AJCC v8",
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage IA Breast Cancer AJCC v8",
        "Anatomic Stage IB Breast Cancer AJCC v8",
        "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",
        "Prognostic Stage 0 Breast Cancer AJCC v8",
        "Prognostic Stage I Breast Cancer AJCC v8",
        "Prognostic Stage IA Breast Cancer AJCC v8",
        "Prognostic Stage IB Breast Cancer AJCC v8",
        "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",
        "Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Counseling",
          "type": "OTHER"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2022-03-18",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04993313"
    },
    {
      "nct_id": "NCT04752813",
      "title": "A Study of BPM31510 With Vitamin K1 in Subjects With Newly Diagnosed Glioblastoma (GB)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma",
        "Glioblastoma Multiforme"
      ],
      "interventions": [
        {
          "name": "BPM31510",
          "type": "DRUG"
        },
        {
          "name": "Vitamin K1",
          "type": "OTHER"
        },
        {
          "name": "Temozolomide (TMZ)",
          "type": "DRUG"
        },
        {
          "name": "Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "BPGbio",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2022-08-22",
      "completion_date": "2030-08-26",
      "has_results": false,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • Palo Alto, California • Santa Barbara, California + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ridgewood",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04752813"
    },
    {
      "nct_id": "NCT07662824",
      "title": "Flyte Device for Improving Urinary Incontinence Among Endometrial and Cervical Cancer Survivors Who Have Undergone Radiation Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Carcinoma",
        "Endometrial Carcinoma",
        "Overactive Bladder",
        "Voiding Disorders"
      ],
      "interventions": [
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Flyte Medical Device Usage and Evaluation",
          "type": "DEVICE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Referral",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 44,
      "start_date": "2026-08-20",
      "completion_date": "2028-08-20",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07662824"
    },
    {
      "nct_id": "NCT00362986",
      "title": "Topical Sunscreen in Preventing Skin Rash in Patients Receiving Drugs Such as Erlotinib or Cetuximab for Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dermatologic Complications",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "sunscreen",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 116,
      "start_date": "2006-10",
      "completion_date": "2009-10",
      "has_results": false,
      "last_update_posted_date": "2016-12-13",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 208,
      "location_summary": "Jacksonville, Florida • Aurora, Illinois • Bloomington, Illinois + 130 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Aurora",
          "state": "Illinois"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "Canton",
          "state": "Illinois"
        },
        {
          "city": "Carthage",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00362986"
    },
    {
      "nct_id": "NCT05178472",
      "title": "Vertebroplasty With Radiation Therapy for Spine Metastatic Cancer Patients With Indeterminate Lesion (SINS Criteria)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm",
        "Metastatic Malignant Neoplasm in the Spine"
      ],
      "interventions": [
        {
          "name": "Immunotherapy",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Vertebroplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Ohio State University 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": 200,
      "start_date": "2023-03-27",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05178472"
    },
    {
      "nct_id": "NCT02635009",
      "title": "Whole-Brain Radiation Therapy With or Without Hippocampal Avoidance in Limited Stage or Extensive Stage Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Extensive Stage Small Cell Lung Carcinoma",
        "Limited Stage Small Cell Lung Carcinoma"
      ],
      "interventions": [
        {
          "name": "Three-Dimensional Conformal Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 418,
      "start_date": "2015-12-22",
      "completion_date": "2025-09-04",
      "has_results": true,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 270,
      "location_summary": "Birmingham, Alabama • Tuscaloosa, Alabama • Tucson, Arizona + 217 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02635009"
    },
    {
      "nct_id": "NCT01208974",
      "title": "Nipple-Areola Complex (NAC) Irradiation After Nipple-Sparing Mastectomy and Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Ductal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Nipple-Sparing Mastectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Breast Reconstruction",
          "type": "PROCEDURE"
        },
        {
          "name": "Axillary Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Prophylactic Nipple-Areolar Complex RT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "University of Miami",
      "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": 21,
      "start_date": "2010-03-16",
      "completion_date": "2026-05-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01208974"
    },
    {
      "nct_id": "NCT05526417",
      "title": "Individualized Prehabilitation for Enhancing Recovery and Surgical Outcomes in Patients Undergoing Radiotherapy and Surgery for Soft Tissue Sarcoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Soft Tissue Sarcoma",
        "Stage I Soft Tissue Sarcoma of the Trunk and Extremities",
        "Stage II Soft Tissue Sarcoma of the Trunk and Extremities",
        "Stage III Soft Tissue Sarcoma of the Trunk and Extremities"
      ],
      "interventions": [
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Physical Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Telemedicine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "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": 33,
      "start_date": "2022-06-08",
      "completion_date": "2028-06-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-09-05T22:31:28.914Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05526417"
    }
  ]
}