{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiation&page=23",
    "query": {
      "condition": "Radiation",
      "page": 23
    },
    "page_size": 10
  },
  "pagination": {
    "page": 23,
    "page_size": 10,
    "total_count": 5026,
    "total_pages": 503,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiation&page=24&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiation&page=22&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T02:55:49.898Z",
  "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": "NCT00068237",
      "title": "Salivary Gland Surgery Before Radiation Therapy in Preventing Radiation-Caused Xerostomia in Patients With Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Radiation Toxicity",
        "Xerostomia"
      ],
      "interventions": [
        {
          "name": "salivary gland transfer",
          "type": "PROCEDURE"
        },
        {
          "name": "Post-operative radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2003-08",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2019-02-05",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 9,
      "location_summary": "Gainesville, Florida • Miami, Florida • Springfield, Illinois + 5 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00068237"
    },
    {
      "nct_id": "NCT00904345",
      "title": "Study of Radiation (RT) Concurrent With Cetuximab in Patients With Advanced Head and Neck Squamous Cell Carcinoma (SCC)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Cetuximab",
          "type": "DRUG"
        },
        {
          "name": "50-60 Gy and 70 Gy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "University of Michigan Rogel Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "70 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "70 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2009-04",
      "completion_date": "2020-12",
      "has_results": true,
      "last_update_posted_date": "2021-02-24",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 2,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00904345"
    },
    {
      "nct_id": "NCT00107172",
      "title": "Surgery With or Without Internal Radiation Therapy in Treating Patients With Stage I Non-Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "brachytherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 224,
      "start_date": "2005-07",
      "completion_date": "2019-02-15",
      "has_results": true,
      "last_update_posted_date": "2019-10-18",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 37,
      "location_summary": "Scottsdale, Arizona • Sacramento, California • Jacksonville, Florida + 27 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00107172"
    },
    {
      "nct_id": "NCT04681677",
      "title": "Recurrent GBM Treated With Neurosurgical Resection and IORT Using the Xoft Axxent eBx System and Bevacizumab",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma",
        "Recurrent Glioblastoma",
        "GBM",
        "Recurrent GBM"
      ],
      "interventions": [
        {
          "name": "Radiation: Intra-operative Radiation Therapy - IORT",
          "type": "RADIATION"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "Xoft, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2021-11-02",
      "completion_date": "2024-04-24",
      "has_results": false,
      "last_update_posted_date": "2024-04-26",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04681677"
    },
    {
      "nct_id": "NCT01352429",
      "title": "Mild Hypofractionation With Proton Therapy or IMRT for Intermediate-Risk Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Proton Therapy",
          "type": "RADIATION"
        },
        {
          "name": "IMRT",
          "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": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 303,
      "start_date": "2009-08",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01352429"
    },
    {
      "nct_id": "NCT05172245",
      "title": "Testing the Addition of Ipatasertib to Usual Chemotherapy and Radiation for Head and Neck Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Head and Neck Carcinoma of Unknown Primary",
        "Locally Advanced Head and Neck Squamous Cell Carcinoma",
        "Locally Advanced Hypopharyngeal Squamous Cell Carcinoma",
        "Locally Advanced Laryngeal Squamous Cell Carcinoma",
        "Locally Advanced Nasal Cavity Squamous Cell Carcinoma",
        "Locally Advanced Oral Cavity Squamous Cell Carcinoma",
        "Locally Advanced Oropharyngeal Squamous Cell Carcinoma",
        "Locally Advanced Paranasal Sinus Squamous Cell Carcinoma",
        "Locally Advanced Sinonasal Squamous Cell Carcinoma",
        "Maxillary Sinus Squamous Cell Carcinoma",
        "Stage III Hypopharyngeal Carcinoma AJCC v8",
        "Stage III Laryngeal Cancer AJCC v8",
        "Stage III Lip and Oral Cavity Cancer AJCC v8",
        "Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage III Sinonasal Cancer AJCC v8",
        "Stage IVA Hypopharyngeal Carcinoma AJCC v8",
        "Stage IVA Laryngeal Cancer AJCC v8",
        "Stage IVA Lip and Oral Cavity Cancer AJCC v8",
        "Stage IVA Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IVA Sinonasal Cancer AJCC v8",
        "Stage IVB Hypopharyngeal Carcinoma AJCC v8",
        "Stage IVB Laryngeal Cancer AJCC v8",
        "Stage IVB Lip and Oral Cavity Cancer AJCC v8",
        "Stage IVB Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IVB Sinonasal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Ipatasertib",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "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": 46,
      "start_date": "2022-09-19",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 17,
      "location_summary": "Tampa, Florida • Chicago, Illinois • Fairway, Kansas + 13 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Fairway",
          "state": "Kansas"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Westwood",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05172245"
    },
    {
      "nct_id": "NCT02353819",
      "title": "Stereotactic Ablative Radiotherapy (SABR) of Pelvis and Prostate Targets For High Risk Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Stereotactic Ablative Radiotherapy",
          "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": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 60,
      "start_date": "2015-10",
      "completion_date": "2030-12",
      "has_results": false,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02353819"
    },
    {
      "nct_id": "NCT07856719",
      "title": "A Ph2, Colchicine For Inflammatory Carotid Injury And Disease Evolution After Radiotherapy",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Colchicine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 250,
      "start_date": "2027-03-01",
      "completion_date": "2034-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-05",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07856719"
    },
    {
      "nct_id": "NCT05658731",
      "title": "Cognitive Outcomes After Brain Substructure-informed Radiation Planning in Pediatric Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Tumor",
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "substructure informed planning",
          "type": "RADIATION"
        },
        {
          "name": "Neurocognitive Testing",
          "type": "OTHER"
        },
        {
          "name": "MRI",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "1 Year to 26 Years"
      },
      "enrollment_count": 338,
      "start_date": "2023-05-17",
      "completion_date": "2035-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • Baltimore, Maryland",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05658731"
    },
    {
      "nct_id": "NCT06332131",
      "title": "Effects of Immune Checkpoint Inhibitors on Coronary Microvasculature",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Microvascular Dysfunction",
        "Cardiotoxicity",
        "Breast Cancer",
        "Lung Cancer (NSCLC)"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 25,
      "start_date": "2025-01-15",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-10-05",
      "last_synced_at": "2026-10-27T02:55:49.898Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06332131"
    }
  ]
}