{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=hypofractionated+radiation+therapy&page=4",
    "query": {
      "intervention": "hypofractionated radiation therapy",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 316,
    "total_pages": 32,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=hypofractionated+radiation+therapy&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=hypofractionated+radiation+therapy&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T01:41:46.240Z",
  "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": "NCT07603856",
      "title": "A Study Evaluating The Combination of Immunotherapy With Radiotherapy in Non-Small Cell Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Non-Small Cell Lung Cancer",
        "Metastatic Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Investigator Choice Immunotherapy (for example: pembrolizumab, cemiplimab, durvalumab, ipilimumab plus nivolumab)",
          "type": "DRUG"
        },
        {
          "name": "Investigator Choice Chemotherapy (for example docetaxel with or without ramucirumab, gemcitabine, or other National Comprehensive Cancer Network (NCCN)-recommended treatments)",
          "type": "DRUG"
        },
        {
          "name": "Ablative Hypofractionated Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "University of Chicago",
      "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": "2026-12-12",
      "completion_date": "2030-06-25",
      "has_results": false,
      "last_update_posted_date": "2026-06-16",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07603856"
    },
    {
      "nct_id": "NCT01794403",
      "title": "Radiation Hypofractionation Via Extended Versus Accelerated Therapy (HEAT) For Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Extended Hypofractionation Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Accelerated Hypofractionation Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "85 Years",
        "sex": "MALE",
        "summary": "35 Years to 85 Years · Male only"
      },
      "enrollment_count": 161,
      "start_date": "2013-04-04",
      "completion_date": "2027-02-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-24",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01794403"
    },
    {
      "nct_id": "NCT04725903",
      "title": "Proton Radiation Therapy for the Treatment of Patients With High Risk Prostate Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage III Prostate Cancer AJCC v8",
        "Stage IIIA Prostate Cancer AJCC v8",
        "Stage IIIB Prostate Cancer AJCC v8",
        "Stage IIIC Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "High-Dose Rate Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "Proton Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Emory 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": 30,
      "start_date": "2021-02-01",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04725903"
    },
    {
      "nct_id": "NCT02045433",
      "title": "Stereotactic Body Radiation Therapy (SABR) for Definitive Treatment of Locally Advanced Cervical Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Locally Advanced Cervical Cancer"
      ],
      "interventions": [
        {
          "name": "SABR Boost Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 99 Years · Female only"
      },
      "enrollment_count": 16,
      "start_date": "2014-03-27",
      "completion_date": "2018-11-04",
      "has_results": true,
      "last_update_posted_date": "2020-08-21",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02045433"
    },
    {
      "nct_id": "NCT01565772",
      "title": "Proton Radiation Therapy With Cisplatin and Etoposide Followed by Surgery in Stage III Non-Small Cell Lung Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non-Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Proton Beam Radiation",
          "type": "RADIATION"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "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": 4,
      "start_date": "2012-03",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2016-02-17",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01565772"
    },
    {
      "nct_id": "NCT01739439",
      "title": "Chemoradiation and Radiosurgery Boost in Treating Patients With Locally Advance Pancreatic Cancer That May or May Not be Removed by Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acinar Cell Adenocarcinoma of the Pancreas",
        "Duct Cell Adenocarcinoma of the Pancreas",
        "Stage IIB Pancreatic Cancer",
        "Stage III Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "gemcitabine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "hyperfractionated radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "intensity-modulated radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "diffusion-weighted magnetic resonance imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Fox Chase 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": 6,
      "start_date": "2013-05",
      "completion_date": "2015-12-01",
      "has_results": false,
      "last_update_posted_date": "2019-07-29",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01739439"
    },
    {
      "nct_id": "NCT06591819",
      "title": "Hypofractionated WPPT With HDR Boost",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Hypofractionated Whole Pelvis Proton Therapy with Brachytherapy Boost",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "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": "2025-01-15",
      "completion_date": "2035-12",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06591819"
    },
    {
      "nct_id": "NCT04458402",
      "title": "Adjuvant Hypofractionated Whole Pelvis Radiation Therapy in Endometrial Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endometrial Cancer"
      ],
      "interventions": [
        {
          "name": "Hypofractionated WPRT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Teresa Meier",
      "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": 8,
      "start_date": "2021-02-04",
      "completion_date": "2025-04-17",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04458402"
    },
    {
      "nct_id": "NCT01165658",
      "title": "Study of Hypofractionated Proton Radiation Therapy in Thoracic Malignancies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non-small Cell Lung Cancer",
        "Small Cell Lung Cancer",
        "Carcinoid",
        "Thymic Cancer",
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Proton Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "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": 30,
      "start_date": "2010-07-16",
      "completion_date": "2016-07-19",
      "has_results": false,
      "last_update_posted_date": "2020-01-02",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01165658"
    },
    {
      "nct_id": "NCT07014618",
      "title": "Navigator-Assisted Hypofractionation (NAVAH) on Radiation Therapy Completion in Breast Cancer and Prostate Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Pre & Post Surveys",
          "type": "OTHER"
        },
        {
          "name": "Opt Out of Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 420,
      "start_date": "2025-10-16",
      "completion_date": "2030-10",
      "has_results": false,
      "last_update_posted_date": "2025-12-17",
      "last_synced_at": "2026-10-07T01:41:46.240Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07014618"
    }
  ]
}