{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hypofractionated+therapy",
    "query": {
      "intervention": "Hypofractionated therapy"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 285,
    "total_pages": 29,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hypofractionated+therapy&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T21:49:22.126Z",
  "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": "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": "2026-09-04T21:49:22.126Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01165658"
    },
    {
      "nct_id": "NCT05781321",
      "title": "Short Course Radiotherapy for the Treatment of Patients With Glioblastoma, SAGA Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Accelerated Hypofractionated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Fluorodopa F 18",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE",
        "DRUG",
        "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": 170,
      "start_date": "2023-03-23",
      "completion_date": "2028-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-09-04T21:49:22.126Z",
      "location_count": 8,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Albert Lea, Minnesota + 5 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Albert Lea",
          "state": "Minnesota"
        },
        {
          "city": "Mankato",
          "state": "Minnesota"
        },
        {
          "city": "Northfield",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05781321"
    },
    {
      "nct_id": "NCT00550654",
      "title": "Conformal Radiation Therapy in Treating Patients With Metastatic Cancer Outside the Brain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Kidney Cancer",
        "Melanoma (Skin)",
        "Metastatic Cancer",
        "Ovarian Cancer",
        "Sarcoma",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "3-dimensional conformal radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "hypofractionated radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "image-guided radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "tomotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2007-10",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2017-01-13",
      "last_synced_at": "2026-09-04T21:49:22.126Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00550654"
    },
    {
      "nct_id": "NCT02179086",
      "title": "Dose-Escalated Photon IMRT or Proton Beam Radiation Therapy Versus Standard-Dose Radiation Therapy and Temozolomide in Treating Patients With Newly Diagnosed Glioblastoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Photon Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Proton Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "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": 624,
      "start_date": "2014-12-04",
      "completion_date": "2026-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-09-04T21:49:22.126Z",
      "location_count": 230,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 179 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02179086"
    },
    {
      "nct_id": "NCT04068194",
      "title": "Testing the Combination of New Anti-cancer Drug Peposertib With Avelumab and Radiation Therapy for Advanced/Metastatic Solid Tumors and Hepatobiliary Malignancies",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Locally Advanced Malignant Solid Neoplasm",
        "Locally Advanced Unresectable Cholangiocarcinoma",
        "Locally Advanced Unresectable Gallbladder Carcinoma",
        "Locally Advanced Unresectable Malignant Solid Neoplasm",
        "Metastatic Cholangiocarcinoma",
        "Metastatic Gallbladder Carcinoma",
        "Metastatic Malignant Solid Neoplasm",
        "Stage III Gallbladder Cancer AJCC v8",
        "Stage IV Gallbladder Cancer AJCC v8",
        "Unresectable Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Avelumab",
          "type": "DRUG"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Hypofractionated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Peposertib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "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": 103,
      "start_date": "2020-04-07",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-09-04T21:49:22.126Z",
      "location_count": 46,
      "location_summary": "Duarte, California • Irvine, California • La Jolla, California + 34 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04068194"
    },
    {
      "nct_id": "NCT02444741",
      "title": "Pembrolizumab and Stereotactic Body Radiation Therapy or Non-Stereotactic Wide-Field Radiation Therapy in Treating Patients With Non-small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Malignant Solid Neoplasm",
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Stage IV Lung Non-Small Cell Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "3-Dimensional Conformal Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Proton Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER",
        "BIOLOGICAL"
      ],
      "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": 124,
      "start_date": "2015-09-17",
      "completion_date": "2026-02-17",
      "has_results": true,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-09-04T21:49:22.126Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02444741"
    },
    {
      "nct_id": "NCT03801902",
      "title": "Testing the Safety of Adding Either Monalizumab (IPH2201) or Oleclumab (MEDI9447) to Durvalumab (MEDI4736) Plus Standard Radiation Therapy for Locally Advanced Non-small Cell Lung Cancer (NSCLC), ARCHON-1 Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Locally Advanced Lung Non-Small Cell Carcinoma",
        "Locally Recurrent Lung Non-Small Cell Carcinoma",
        "Stage II Lung Cancer AJCC v8",
        "Stage III Lung Cancer AJCC v8",
        "Unresectable Lung Non-Small Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Accelerated Hypofractionated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Durvalumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Magnetic Resonance Imaging of the Brain with and without Contrast",
          "type": "PROCEDURE"
        },
        {
          "name": "Monalizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Oleclumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "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": 26,
      "start_date": "2019-10-28",
      "completion_date": "2025-09-04",
      "has_results": true,
      "last_update_posted_date": "2025-09-23",
      "last_synced_at": "2026-09-04T21:49:22.126Z",
      "location_count": 56,
      "location_summary": "Atlanta, Georgia • Augusta, Georgia • Boise, Idaho + 42 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03801902"
    },
    {
      "nct_id": "NCT04046575",
      "title": "Radiation Dose Intensification With Accelerated Hypofractionated Intensity Modulated Radiation Therapy and Concurrent Carboplatin and Paclitaxel for Inoperable Esophageal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Esophagus Cancer",
        "Esophageal Cancer",
        "Cancer of the Esophagus"
      ],
      "interventions": [
        {
          "name": "Intensity Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "MD Anderson Symptom Inventory (MDASI)-Plus module",
          "type": "OTHER"
        },
        {
          "name": "EuroQol (EQ-5D)",
          "type": "OTHER"
        },
        {
          "name": "SF-12",
          "type": "OTHER"
        },
        {
          "name": "MOS Social Support Measure",
          "type": "OTHER"
        },
        {
          "name": "CES-D",
          "type": "OTHER"
        },
        {
          "name": "Blood for ctDNA (optional)",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood for SCCA",
          "type": "PROCEDURE"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2019-11-07",
      "completion_date": "2029-11-20",
      "has_results": false,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-09-04T21:49:22.126Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04046575"
    },
    {
      "nct_id": "NCT05776667",
      "title": "Feasibility Trial of Preoperative 5-Day Hypofractionated Radiotherapy for Primary Soft Tissue Sarcoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Soft Tissue Sarcoma"
      ],
      "interventions": [
        {
          "name": "Hypofractionated Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2023-08-15",
      "completion_date": "2026-11-18",
      "has_results": false,
      "last_update_posted_date": "2025-12-09",
      "last_synced_at": "2026-09-04T21:49:22.126Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05776667"
    },
    {
      "nct_id": "NCT06193759",
      "title": "Immunotherapy for Malignant Pediatric Brain Tumors Employing Adoptive Cellular Therapy (IMPACT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Medulloblastoma, Childhood",
        "Atypical Teratoid/Rhabdoid Tumor of CNS",
        "Embryonal Tumor With Multilayered Rosettes",
        "Pineoblastoma",
        "Embryonal Brain Tumor Not Otherwise Specified",
        "Ependymoma"
      ],
      "interventions": [
        {
          "name": "Multi-tumor antigen specific cytotoxic T lymphocytes (TSA-T) directed against proteogenomically determined personalized tumor-specific antigens (TSA)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Group A Standard-of-Care Backbone Therapy",
          "type": "DRUG"
        },
        {
          "name": "Group B Salvage Backbone Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Children's National Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "1 Year to 30 Years"
      },
      "enrollment_count": 12,
      "start_date": "2024-09-20",
      "completion_date": "2032-12-29",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-09-04T21:49:22.126Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06193759"
    }
  ]
}