{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=40+Gy+Radiation+Therapy&page=2",
    "query": {
      "intervention": "40 Gy Radiation Therapy",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 163,
    "total_pages": 17,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=40+Gy+Radiation+Therapy&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=40+Gy+Radiation+Therapy&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T06:35:29.112Z",
  "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": "NCT00012012",
      "title": "Radiation Therapy and Cisplatin With or Without Amifostine for Patients With Stage IIIB or IVA Cervical Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cervical Cancer",
        "Radiation Toxicity"
      ],
      "interventions": [
        {
          "name": "Amifostine trihydrate",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Intracavitary brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "External beam radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 45,
      "start_date": "2001-08",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2015-01-07",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "location_count": 17,
      "location_summary": "Jacksonville, Florida • Jacksonville Beach, Florida • Jascksonville, Florida + 11 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville Beach",
          "state": "Florida"
        },
        {
          "city": "Jascksonville",
          "state": "Florida"
        },
        {
          "city": "Orange Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00012012"
    },
    {
      "nct_id": "NCT01746810",
      "title": "IR-guided Ablation (IRGA) Combined With Stereotactic Ablative Radiation (SABR) for Large Lung Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Stereotactic body RT and IRGA",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "New Mexico Cancer Research Alliance",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2012-07",
      "completion_date": "2015-10-13",
      "has_results": false,
      "last_update_posted_date": "2017-11-17",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "location_count": 1,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01746810"
    },
    {
      "nct_id": "NCT03215719",
      "title": "Adaptive Treatment De-escalation in Favorable Risk HPV-Positive Oropharyngeal Carcinoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Oropharyngeal Carcinoma",
        "HPV Positive Oropharyngeal Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Standard Radiation Treatment",
          "type": "RADIATION"
        },
        {
          "name": "Dose-Deescalated Treatment",
          "type": "RADIATION"
        },
        {
          "name": "Cisplatinum",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2017-10-18",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-06",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03215719"
    },
    {
      "nct_id": "NCT03557372",
      "title": "Mathematical Model-Adapted Radiation In Glioblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Recurrent Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Mathematical Model-Adapted Radiation Fractionation Schedule",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2018-11-12",
      "completion_date": "2022-11-09",
      "has_results": true,
      "last_update_posted_date": "2023-10-26",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03557372"
    },
    {
      "nct_id": "NCT03525262",
      "title": "Prostate Oncologic Therapy While Ensuring Neurovascular Conservation (POTEN-C)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "30Gy (Gray) planning target volume (PTV)",
          "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": 124,
      "start_date": "2018-04-24",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • Aurora, Colorado • Colorado Springs, Colorado + 5 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Stony Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03525262"
    },
    {
      "nct_id": "NCT07415681",
      "title": "GCCC 2578 Randomized Photon vs Proton RT for Newly Diagnosed Gynecologic Primaries",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gynaecologic Cancer",
        "Cervical Cancer",
        "Radiation Therapy"
      ],
      "interventions": [
        {
          "name": "Volume Modulated Arc Therapy (VMAT)",
          "type": "RADIATION"
        },
        {
          "name": "Intensity Modulated Proton Therapy (IMPT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "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": 116,
      "start_date": "2026-03-25",
      "completion_date": "2033-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "location_count": 5,
      "location_summary": "Baltimore, Maryland • Bel Air, Maryland • Columbia, Maryland + 1 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Bel Air",
          "state": "Maryland"
        },
        {
          "city": "Columbia",
          "state": "Maryland"
        },
        {
          "city": "Glen Burnie",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07415681"
    },
    {
      "nct_id": "NCT03269422",
      "title": "Radiotherapy to the Prostate and Dominant Intra-Prostatic Lesion (DIL)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "MR-based image-guided, intensity-modulated radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "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": 35,
      "start_date": "2017-08-28",
      "completion_date": "2026-07-29",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "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": "East White Plains",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03269422"
    },
    {
      "nct_id": "NCT01991457",
      "title": "Fludarabine / Total Body Irradiation Regimen for ALLO HCT in Acute Lymphoblastic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adult Lymphoblastic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Total Body Irradiation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "40 Years to 65 Years"
      },
      "enrollment_count": 19,
      "start_date": "2013-08-27",
      "completion_date": "2022-08-23",
      "has_results": true,
      "last_update_posted_date": "2024-01-12",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01991457"
    },
    {
      "nct_id": "NCT07566156",
      "title": "Enfortumab Vedotin in Combination With Pembrolizumab vs. Concurrent Chemoradiotherapy (cCRT) in People With Muscle Invasive Bladder Cancer (EV-309)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urothelial Cancer",
        "Urinary Bladder Neoplasms"
      ],
      "interventions": [
        {
          "name": "Enfortumab vedotin",
          "type": "DRUG"
        },
        {
          "name": "Conventional Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Hypofractionated Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Mitomycin C",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Astellas Pharma Global Development, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 390,
      "start_date": "2026-05-11",
      "completion_date": "2032-02-29",
      "has_results": false,
      "last_update_posted_date": "2026-09-11",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "location_count": 13,
      "location_summary": "Santa Barbara, California • Aurora, Colorado • Newark, Delaware + 10 more",
      "locations": [
        {
          "city": "Santa Barbara",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Niles",
          "state": "Illinois"
        },
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07566156"
    },
    {
      "nct_id": "NCT06145412",
      "title": "A Study of Xevinapant With Cisplatin and Radiation Therapy After Surgery in People With Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Xevinapan",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "External beam",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 4,
      "start_date": "2023-11-16",
      "completion_date": "2026-08-04",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-09-30T06:35:29.112Z",
      "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": "East White Plains",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06145412"
    }
  ]
}