{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=4-Fraction+HDR+Brachytherapy",
    "query": {
      "intervention": "4-Fraction HDR Brachytherapy"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=4-Fraction+HDR+Brachytherapy&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T05:28:18.878Z",
  "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": "NCT07022470",
      "title": "Phase II Trial Comparison of 3 vs 4 Fractions (BRACHY-FIT).",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cervical Cancers"
      ],
      "interventions": [
        {
          "name": "3-Fraction HDR Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "4-Fraction HDR Brachytherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2025-06-03",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07022470"
    },
    {
      "nct_id": "NCT00573833",
      "title": "Internal Radiation Therapy in Treating Patients With Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "brachytherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "18 Years to 120 Years · Male only"
      },
      "enrollment_count": 23,
      "start_date": "2007-11",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2017-10-20",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00573833"
    },
    {
      "nct_id": "NCT07182279",
      "title": "Neoadjuvant High Dose Rate Brachytherapy Prior to Radical Prostatectomy in Patients With Prostate Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer (Adenocarcinoma)"
      ],
      "interventions": [
        {
          "name": "Brachytherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "40 Years and older · Male only"
      },
      "enrollment_count": 29,
      "start_date": "2025-08-01",
      "completion_date": "2026-11-14",
      "has_results": false,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07182279"
    },
    {
      "nct_id": "NCT05603910",
      "title": "Phase 1 Clinical Trial of Lenvatinib, Pembrolizumab and Hypofractionated Pelvic Radiation Therapy for pMMR Recurrent/Unresectable Endometrial Carcinoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Endometrial Carcinoma",
        "Unresectable Endometrial Carcinoma"
      ],
      "interventions": [
        {
          "name": "Lenvatinib",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Hypofractionated External Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "High-Dose Rate (HDR) Brachytherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Aaron Wolfson",
      "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": 18,
      "start_date": "2023-04-15",
      "completion_date": "2034-04-15",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05603910"
    },
    {
      "nct_id": "NCT01368588",
      "title": "Androgen-Deprivation Therapy and Radiation Therapy in Treating Patients With Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "three-dimensional conformal radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "intensity modulated radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "Anti-androgen",
          "type": "DRUG"
        },
        {
          "name": "luteinizing hormone-releasing hormone (LHRH) agonist or antagonist",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 2590,
      "start_date": "2011-07",
      "completion_date": "2031-07",
      "has_results": true,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 454,
      "location_summary": "Mobile, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 351 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/NCT01368588"
    },
    {
      "nct_id": "NCT01851772",
      "title": "Feasibility Study of the Xoft® Axxent® Electronic Brachytherapy System for the Treatment of Cervical Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Cancer"
      ],
      "interventions": [
        {
          "name": "Treatment with Electronic Brachytherapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Xoft, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 3,
      "start_date": "2013-11",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2021-01-12",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01851772"
    },
    {
      "nct_id": "NCT05100472",
      "title": "A Study of Shorter Course Hormone Therapy and Radiation for High-risk Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Androgen deprivation therapy (ADT)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "Hypofractionated pelvic External beam radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "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": 50,
      "start_date": "2021-10-19",
      "completion_date": "2026-10-19",
      "has_results": false,
      "last_update_posted_date": "2025-11-04",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05100472"
    },
    {
      "nct_id": "NCT04499521",
      "title": "A Randomized Study to Compare a Hydrogel Packing System to Standard Packing During HDR Brachytherapy for Cervical Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Cancer"
      ],
      "interventions": [
        {
          "name": "BrachyGel VHPS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Virginia",
      "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": "2021-03-17",
      "completion_date": "2024-10-31",
      "has_results": true,
      "last_update_posted_date": "2025-03-17",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04499521"
    },
    {
      "nct_id": "NCT03785288",
      "title": "Vaginal Cuff Brachytherapy Fractionation Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Endometrial Cancer"
      ],
      "interventions": [
        {
          "name": "HDR vaginal brachytherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Kara Romano, MD",
      "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": 258,
      "start_date": "2019-01-17",
      "completion_date": "2028-01-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 3,
      "location_summary": "Baltimore, Maryland • Syracuse, New York • Charlottesville, Virginia",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Syracuse",
          "state": "New York"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03785288"
    },
    {
      "nct_id": "NCT02595879",
      "title": "Triapine With Chemotherapy and Radiation Therapy in Treating Patients With IB2-IVA Cervical or Vaginal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Cervical Adenocarcinoma",
        "Advanced Cervical Adenosquamous Carcinoma",
        "Advanced Cervical Squamous Cell Carcinoma",
        "Advanced Vaginal Adenocarcinoma",
        "Advanced Vaginal Adenosquamous Carcinoma",
        "Advanced Vaginal Squamous Cell Carcinoma",
        "Stage IB2 Cervical Cancer AJCC v6 and v7",
        "Stage II Cervical Cancer AJCC v7",
        "Stage II Vaginal Cancer AJCC v6 and v7",
        "Stage III Vaginal Cancer AJCC v6 and v7",
        "Stage IIIB Cervical Cancer AJCC v6 and v7",
        "Stage IVA Cervical Cancer AJCC v6 and v7",
        "Stage IVA Vaginal Cancer AJCC v6 and v7"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "External Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Fludeoxyglucose F-18",
          "type": "OTHER"
        },
        {
          "name": "High-Dose Rate Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Triapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "DRUG",
        "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": 21,
      "start_date": "2019-09-18",
      "completion_date": "2027-04-29",
      "has_results": true,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-09-25T05:28:18.878Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Pasadena, California + 13 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Fairway",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02595879"
    }
  ]
}