{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Standard+hypofractionated+radiation&page=2",
    "query": {
      "intervention": "Standard hypofractionated radiation",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Standard+hypofractionated+radiation&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T08:53:00.010Z",
  "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": "NCT05774678",
      "title": "Trial Of PreoperAtive Radiation (TOPAz): A Randomized Trial Comparing Hypofractionated Versus Conventionally Fractionated Preoperative Radiation Followed by Mastectomy With Immediate Autologous Breast Reconstruction With Integrated Nanomechanical Biomarker Evaluation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Group 1 (preoperative radiation hypofractionated)",
          "type": "RADIATION"
        },
        {
          "name": "Group 2 (preoperative radiation conventionally fractionated)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "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": 126,
      "start_date": "2023-04-05",
      "completion_date": "2028-11-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-23",
      "last_synced_at": "2026-09-27T08:53:00.010Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05774678"
    },
    {
      "nct_id": "NCT01400399",
      "title": "Cosmetic Evaluation of Lumpectomy Versus Oncolytic Mammoplasty With Bilateral Breast Reduction for Early Stage Breast Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Carcinoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Coastal Carolina Radiation Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 84,
      "start_date": "2010-08",
      "completion_date": "2020-08",
      "has_results": false,
      "last_update_posted_date": "2015-12-09",
      "last_synced_at": "2026-09-27T08:53:00.010Z",
      "location_count": 3,
      "location_summary": "Supply, North Carolina • Wilmington, North Carolina",
      "locations": [
        {
          "city": "Supply",
          "state": "North Carolina"
        },
        {
          "city": "Wilmington",
          "state": "North Carolina"
        },
        {
          "city": "Wilmington",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01400399"
    },
    {
      "nct_id": "NCT04221893",
      "title": "Radiation Therapy for the Treatment of Metastatic Gastrointestinal Cancers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage IV Esophageal Adenocarcinoma",
        "Stage IV Esophageal Squamous Cell Carcinoma",
        "Stage IV Gastric Cancer",
        "Stage IV Adenocarcinoma of the Gastroesophageal Junction",
        "Stage IVA Esophageal Adenocarcinoma",
        "Stage IVA Esophageal Squamous Cell Carcinoma",
        "Stage IVA Gastric Cancer",
        "Stage IVA Adenocarcinoma of the Gastroesophageal Junction",
        "Stage IVB Esophageal Adenocarcinoma",
        "Stage IVB Esophageal Squamous Cell Carcinoma",
        "Stage IVB Gastric Cancer",
        "Stage IVB Gastroesophageal Junction Adenocarcinoma",
        "Metastatic Anal Canal Carcinoma",
        "Metastatic Colorectal Carcinoma",
        "Metastatic Esophageal Carcinoma",
        "Metastatic Gastric Carcinoma",
        "Metastatic Gastroesophageal Junction Adenocarcinoma",
        "Metastatic Hepatocellular Carcinoma",
        "Metastatic Malignant Digestive System Neoplasm",
        "Metastatic Small Intestinal Carcinoma",
        "Pancreatobiliary Carcinoma",
        "Pathologic Stage IV Gastric Cancer AJCC v8",
        "Pathologic Stage IVA Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IVA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IVB Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IVB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IVB Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IV Esophageal Squamous Cell Carcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IV Gastric Cancer AJCC v8",
        "Postneoadjuvant Therapy Stage IV Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IVA Esophageal Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IVA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IVA Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IVB Esophageal Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IVB Esophageal Squamous Cell Carcinoma AJCC V8",
        "Postneoadjuvant Therapy Stage IVB Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Stage IV Anal Cancer AJCC v8",
        "Stage IV Colorectal Cancer AJCC v8",
        "Stage IV Hepatocellular Carcinoma AJCC v8",
        "Stage IVA Colorectal Cancer AJCC v8",
        "Stage IVA Hepatocellular Carcinoma AJCC v8",
        "Stage IVB Colorectal Cancer AJCC v8",
        "Stage IVB Hepatocellular Carcinoma AJCC v8",
        "Stage IVC Colorectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Radiation Therapy (RT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2020-08-07",
      "completion_date": "2028-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-14",
      "last_synced_at": "2026-09-27T08:53:00.010Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Walnut Creek, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04221893"
    },
    {
      "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": "2026-09-27T08:53:00.010Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06591819"
    },
    {
      "nct_id": "NCT00852644",
      "title": "Stereotactic Radiosurgery in Treating Patients With Stage I or Stage II Non-Small Cell Lung Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "computed tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "fludeoxyglucose F 18",
          "type": "RADIATION"
        },
        {
          "name": "hypofractionated radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "stereotactic radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2009-01",
      "completion_date": "2016-08",
      "has_results": true,
      "last_update_posted_date": "2018-05-11",
      "last_synced_at": "2026-09-27T08:53:00.010Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00852644"
    },
    {
      "nct_id": "NCT07188532",
      "title": "Biologically-Adapted, Dose-Escalated Radiotherapy for the Treatment of Ewing Sarcoma, BEAR Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ewing Sarcoma",
        "Round Cell Sarcoma With EWSR1-non-ETS Fusion"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Chemotherapy",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Conventional Radiotherapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Definitive Surgical Resection",
          "type": "PROCEDURE"
        },
        {
          "name": "Dose-escalated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "External Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Hypofractionated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 141,
      "start_date": "2025-11-24",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-09-27T08:53:00.010Z",
      "location_count": 2,
      "location_summary": "Phoenix, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07188532"
    },
    {
      "nct_id": "NCT01706432",
      "title": "Hypofractionated Image Guided Radiation Therapy in Treating Patients With Stage IV Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Central Nervous System Metastases",
        "Invasive Ductal Breast Carcinoma",
        "Invasive Ductal Breast Carcinoma With Predominant Intraductal Component",
        "Invasive Lobular Breast Carcinoma",
        "Invasive Lobular Breast Carcinoma With Predominant in Situ Component",
        "Liver Metastases",
        "Lobular Breast Carcinoma in Situ",
        "Lung Metastases",
        "Male Breast Cancer",
        "Medullary Ductal Breast Carcinoma With Lymphocytic Infiltrate",
        "Mucinous Ductal Breast Carcinoma",
        "Papillary Ductal Breast Carcinoma",
        "Recurrent Breast Cancer",
        "Stage IV Breast Cancer",
        "Tubular Ductal Breast Carcinoma",
        "Tumors Metastatic to Brain"
      ],
      "interventions": [
        {
          "name": "hyperfractionated radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "stereotactic radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "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": 4,
      "start_date": "2009-06-15",
      "completion_date": "2024-01-22",
      "has_results": false,
      "last_update_posted_date": "2024-07-31",
      "last_synced_at": "2026-09-27T08:53:00.010Z",
      "location_count": 1,
      "location_summary": "North Chicago, Illinois",
      "locations": [
        {
          "city": "North Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01706432"
    },
    {
      "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": "2026-09-27T08:53:00.010Z",
      "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": "NCT05540899",
      "title": "Testing the Safety of Giving a Standard Dose of Radiation Over a Shorter Period of Time for Patients Who Had Surgery for Intermediate-Risk Head and Neck Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Head and Neck Squamous Cell Carcinoma",
        "Squamous Cell Carcinoma of the Larynx",
        "Squamous Cell Carcinoma of the Oropharynx",
        "Squamous Cell Carcinoma of the Oral Cavity"
      ],
      "interventions": [
        {
          "name": "Hypofractionated Postoperative Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "American College of Radiology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 14,
      "start_date": "2023-11-08",
      "completion_date": "2028-11",
      "has_results": false,
      "last_update_posted_date": "2025-07-24",
      "last_synced_at": "2026-09-27T08:53:00.010Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05540899"
    },
    {
      "nct_id": "NCT01411332",
      "title": "Hypofractionated Image-Guided Radiotherapy For Prostate Cancer: The HEIGHT Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer",
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "SIMRT",
          "type": "RADIATION"
        },
        {
          "name": "HTIMRT",
          "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": 18,
      "start_date": "2011-10-31",
      "completion_date": "2021-11-22",
      "has_results": true,
      "last_update_posted_date": "2023-05-22",
      "last_synced_at": "2026-09-27T08:53:00.010Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01411332"
    }
  ]
}