{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pelvic+External+Beam+Radiation+Therapy",
    "query": {
      "intervention": "Pelvic External Beam Radiation Therapy"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 56,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pelvic+External+Beam+Radiation+Therapy&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T18:49:14.576Z",
  "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": "NCT00335998",
      "title": "Phase I Study of Intravenous Triapine (IND # 68338) in Combination With Pelvic Radiation Therapy With or Without Weekly Intravenous Cisplatin Chemotherapy for Locally Advanced Cervical, Vaginal, or Pelvic Gynecologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Cervical Cancer",
        "Recurrent Ovarian Epithelial Cancer",
        "Recurrent Vaginal Cancer",
        "Recurrent Vulvar Cancer",
        "Stage III Vaginal Cancer",
        "Stage IIIA Cervical Cancer",
        "Stage IIIA Ovarian Epithelial Cancer",
        "Stage IIIA Vulvar Cancer",
        "Stage IIIB Cervical Cancer",
        "Stage IIIB Ovarian Epithelial Cancer",
        "Stage IIIB Vulvar Cancer",
        "Stage IIIC Ovarian Epithelial Cancer",
        "Stage IIIC Vulvar Cancer",
        "Stage IV Ovarian Epithelial Cancer",
        "Stage IVA Cervical Cancer",
        "Stage IVA Vaginal Cancer",
        "Stage IVB Cervical Cancer",
        "Stage IVB Vaginal Cancer"
      ],
      "interventions": [
        {
          "name": "triapine",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "external beam radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 24,
      "start_date": "2006-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-11",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00335998"
    },
    {
      "nct_id": "NCT04214067",
      "title": "Testing the Addition of the Immunotherapy Drug, Pembrolizumab, to the Usual Radiation Treatment for Newly Diagnosed Early Stage High Intermediate Risk Endometrial Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Endometrial Endometrioid Adenocarcinoma",
        "Stage I Uterine Corpus Carcinoma or Carcinosarcoma AJCC v8",
        "Stage II Uterine Corpus Carcinoma or Carcinosarcoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "External Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 164,
      "start_date": "2020-04-09",
      "completion_date": "2027-02-05",
      "has_results": false,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 275,
      "location_summary": "Birmingham, Alabama • Clovis, California • Concord, California + 195 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Clovis",
          "state": "California"
        },
        {
          "city": "Clovis",
          "state": "California"
        },
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04214067"
    },
    {
      "nct_id": "NCT00437372",
      "title": "Phase IB Study Using Sunitinib Plus Radiation Therapy for Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cancer",
        "Head and Neck Cancer",
        "Pelvic Cancer",
        "Nervous System Neoplasms",
        "Thoracic Neoplasms"
      ],
      "interventions": [
        {
          "name": "Sunitinib",
          "type": "DRUG"
        },
        {
          "name": "External Beam Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 39,
      "start_date": "2007-03",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2025-05-02",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00437372"
    },
    {
      "nct_id": "NCT05477823",
      "title": "Imaging and Genomic Biomarkers to Predict Response in Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "External beam radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Prostate brachytherapy boost",
          "type": "RADIATION"
        },
        {
          "name": "Androgen deprivation therapy",
          "type": "DRUG"
        },
        {
          "name": "Positron emission tomography (PET)/magnetic resonance imaging (MRI)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2023-03-08",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05477823"
    },
    {
      "nct_id": "NCT02449837",
      "title": "Investigation of Circulating Tumor Cells From Cancer Patients Undergoing Radiation Therapy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Circulating Tumor Cells"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 162,
      "start_date": "2014-05",
      "completion_date": "2022-02-20",
      "has_results": false,
      "last_update_posted_date": "2022-09-28",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02449837"
    },
    {
      "nct_id": "NCT00430183",
      "title": "Surgery With or Without Docetaxel and Leuprolide or Goserelin in Treating Patients With High-Risk Localized Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "docetaxel",
          "type": "DRUG"
        },
        {
          "name": "LHRH agonist",
          "type": "DRUG"
        },
        {
          "name": "surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "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": 788,
      "start_date": "2007-05-08",
      "completion_date": "2030-10",
      "has_results": true,
      "last_update_posted_date": "2023-02-09",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 221,
      "location_summary": "Anchorage, Alaska • Fairbanks, Alaska • Berkeley, California + 166 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Fairbanks",
          "state": "Alaska"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00430183"
    },
    {
      "nct_id": "NCT00359866",
      "title": "Pelvic IMRT With Tomotherapy: A Phase I Feasibility Study in Post-Hysterectomy Cervical Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Uterine Cervical Neoplasms"
      ],
      "interventions": [
        {
          "name": "IMRT with tomotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 28,
      "start_date": "2006-02",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2016-06-15",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00359866"
    },
    {
      "nct_id": "NCT01666808",
      "title": "FACBC Outcomes for Post Prostatectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "FACBC",
          "type": "DRUG"
        },
        {
          "name": "Radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "MALE",
        "summary": "18 Years to 95 Years · Male only"
      },
      "enrollment_count": 165,
      "start_date": "2012-09",
      "completion_date": "2022-04-18",
      "has_results": true,
      "last_update_posted_date": "2023-08-02",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01666808"
    },
    {
      "nct_id": "NCT04022213",
      "title": "A Study of the Drug I131-Omburtamab in People With Desmoplastic Small Round Cell Tumors and Other Solid Tumors in the Peritoneum",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Desmoplastic Small Round Cell Tumor",
        "Peritoneal Cancer",
        "Peritoneal Carcinoma"
      ],
      "interventions": [
        {
          "name": "131 I-omburtamab",
          "type": "DRUG"
        },
        {
          "name": "WAP-IMRT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "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": 31,
      "start_date": "2019-07-15",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04022213"
    },
    {
      "nct_id": "NCT05818462",
      "title": "Bladder and Bone Effects of Pelvic Radiation Therapy in Childhood Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer",
        "Childhood Cancer"
      ],
      "interventions": [
        {
          "name": "Uroflow testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bladder Scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Dysfunctional Voiding Scoring System Survey",
          "type": "OTHER"
        },
        {
          "name": "DEXA Scan of pelvis and sacral spine",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Urine tests for specific biomarkers",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "2 Years to 40 Years"
      },
      "enrollment_count": 32,
      "start_date": "2023-07-11",
      "completion_date": "2025-05-02",
      "has_results": false,
      "last_update_posted_date": "2026-01-29",
      "last_synced_at": "2026-09-26T18:49:14.576Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05818462"
    }
  ]
}