{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=42+Gy+Radiation+Therapy",
    "query": {
      "intervention": "42 Gy Radiation Therapy"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 45,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=42+Gy+Radiation+Therapy&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-19T17:19:50.597Z",
  "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": "NCT00274833",
      "title": "Radiation Therapy, Temozolomide, and Erlotinib in Treating Patients With Newly Diagnosed Glioblastoma Multiforme",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "CNS Tumor, Adult"
      ],
      "interventions": [
        {
          "name": "erlotinib hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "temozolomide",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "David Peereboom",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2005-10",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2012-12-06",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00274833"
    },
    {
      "nct_id": "NCT00423293",
      "title": "Intensity-Modulated Radiation Therapy, Fluorouracil, and Mitomycin C in Treating Patients With Invasive Anal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anal Cancer"
      ],
      "interventions": [
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "mitomycin C",
          "type": "DRUG"
        },
        {
          "name": "Intensity-modulated 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": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 63,
      "start_date": "2006-12",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2019-02-27",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 169,
      "location_summary": "Tucson, Arizona • Auburn, California • Burbank, California + 128 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Auburn",
          "state": "California"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Cameron Park",
          "state": "California"
        },
        {
          "city": "Carmichael",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00423293"
    },
    {
      "nct_id": "NCT00265941",
      "title": "Radiation Therapy and Cisplatin With or Without Cetuximab in Treating Patients With Stage III or Stage IV Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "cetuximab",
          "type": "DRUG"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Accelerated Fractionation by Concomitant Boost",
          "type": "RADIATION"
        },
        {
          "name": "Intensity-modulated 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": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 940,
      "start_date": "2005-11",
      "completion_date": "2022-05-20",
      "has_results": true,
      "last_update_posted_date": "2022-06-14",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 363,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Scottsdale, Arizona + 255 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Auburn",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00265941"
    },
    {
      "nct_id": "NCT00667888",
      "title": "A Phase III Intensity Radiotherapy Dose Escalation for Prostate Cancer Using Hypofractionation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Conventional Fractionated Intensity Modulated Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Hypofractionated Intensity Modulated Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 225,
      "start_date": "2001-01-03",
      "completion_date": "2021-10",
      "has_results": true,
      "last_update_posted_date": "2021-01-25",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00667888"
    },
    {
      "nct_id": "NCT03189381",
      "title": "Pilot Phase 2 Study Whole Brain Radiation Therapy With Simultaneous Integrated Boost for Patients With Brain Metastases",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Metastases"
      ],
      "interventions": [
        {
          "name": "Cohort A",
          "type": "RADIATION"
        },
        {
          "name": "Cohort B",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2017-09-21",
      "completion_date": "2022-09-30",
      "has_results": true,
      "last_update_posted_date": "2024-06-28",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 3,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03189381"
    },
    {
      "nct_id": "NCT02085304",
      "title": "Tumor Resection and Gliadel® Wafers, Followed by Temodar® With Standard Radiation or GammaKnife® for New GBM",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Gross total resection and Gliadel(R) wafers implanted",
          "type": "PROCEDURE"
        },
        {
          "name": "GammaKnife(R) stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Standard fractionated radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "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": 8,
      "start_date": "2013-05-07",
      "completion_date": "2018-05-29",
      "has_results": false,
      "last_update_posted_date": "2024-04-19",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02085304"
    },
    {
      "nct_id": "NCT00308516",
      "title": "5-Fluorouracil, Bevacizumab, and Radiation Followed by Modified FOLFOX6 and Bevacizumab in Stage II/III Rectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rectal Cancer",
        "Cancer of the Rectum",
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "5-Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "SCRI Development Innovations, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2006-03",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2021-12-10",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 14,
      "location_summary": "Anniston, Alabama • Jonesboro, Arkansas • Fort Myers, Florida + 11 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Lakeland",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00308516"
    },
    {
      "nct_id": "NCT00047008",
      "title": "Chemotherapy and Radiation Therapy With or Without Surgery in Treating Patients With Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Standard fractionation RT",
          "type": "RADIATION"
        },
        {
          "name": "Accelerated fractionation radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Conventional surgery for select patients",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "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": 743,
      "start_date": "2002-07",
      "completion_date": "2022-05-20",
      "has_results": true,
      "last_update_posted_date": "2023-07-07",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 195,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 143 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00047008"
    },
    {
      "nct_id": "NCT02573493",
      "title": "Nab-Paclitaxel and Cisplatin or Nab-paclitaxel as Induction Therapy for Locally Advanced Squamous Cell Carcinoma of the Head and Neck (HNSCC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Squamous Cell Carcinoma of the Head and Neck",
        "Carcinoma, Squamous Cell of the Head and Neck",
        "Cancer of Head and Neck",
        "Cancer of the Head and Neck",
        "Head and Neck Cancer",
        "Neoplasms, Head and Neck"
      ],
      "interventions": [
        {
          "name": "nab-Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Cetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "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": 96,
      "start_date": "2016-04-13",
      "completion_date": "2024-07-01",
      "has_results": true,
      "last_update_posted_date": "2024-12-27",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 3,
      "location_summary": "Westwood, Kansas • St Louis, Missouri • Sioux Falls, South Dakota",
      "locations": [
        {
          "city": "Westwood",
          "state": "Kansas"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02573493"
    },
    {
      "nct_id": "NCT04747145",
      "title": "Analyzing Pulsed Reduced Dose Radiotherapy in Upfront Glioblastoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Radiation",
          "type": "DEVICE"
        },
        {
          "name": "Concurrent Chemotherapy (Temozolomide)",
          "type": "DRUG"
        },
        {
          "name": "Adjuvant Chemotherapy (Temozolomide)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2021-06-03",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2025-08-21",
      "last_synced_at": "2026-09-19T17:19:50.597Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04747145"
    }
  ]
}