{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiation+Dosage",
    "query": {
      "condition": "Radiation Dosage"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 683,
    "total_pages": 69,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiation+Dosage&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T03:43:31.840Z",
  "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": "NCT00032006",
      "title": "Hormone Therapy Followed By Internal Radiation Therapy in Treating Patients With Locally Recurrent Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "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": 48,
      "start_date": "2002-02",
      "completion_date": "2003-10",
      "has_results": false,
      "last_update_posted_date": "2016-07-13",
      "last_synced_at": "2026-09-08T03:43:31.840Z",
      "location_count": 8,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Urbana, Illinois + 5 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Urbana",
          "state": "Illinois"
        },
        {
          "city": "Des Moines",
          "state": "Iowa"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00032006"
    },
    {
      "nct_id": "NCT00032097",
      "title": "Motexafin Gadolinium in Treating Patients With Glioblastoma Multiforme Who Are Undergoing Radiation Therapy to the Brain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "motexafin gadolinium",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "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": null,
      "start_date": "2002-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2009-02-09",
      "last_synced_at": "2026-09-08T03:43:31.840Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00032097"
    },
    {
      "nct_id": "NCT01332279",
      "title": "Everolimus, Erlotinib Hydrochloride, and Radiation Therapy in Treating Patients With Recurrent Head and Neck Cancer Previously Treated With Radiation Therapy",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Metastatic Squamous Neck Cancer With Occult Primary",
        "Recurrent Salivary Gland Cancer",
        "Recurrent Squamous Cell Carcinoma of the Hypopharynx",
        "Recurrent Squamous Cell Carcinoma of the Larynx",
        "Recurrent Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Recurrent Squamous Cell Carcinoma of the Oropharynx",
        "Recurrent Squamous Cell Carcinoma of the Paranasal Sinus and Nasal Cavity",
        "Recurrent Verrucous Carcinoma of the Larynx",
        "Recurrent Verrucous Carcinoma of the Oral Cavity",
        "Salivary Gland Squamous Cell Carcinoma",
        "Tongue Cancer"
      ],
      "interventions": [
        {
          "name": "everolimus",
          "type": "DRUG"
        },
        {
          "name": "erlotinib hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "polyacrylamide gel electrophoresis",
          "type": "GENETIC"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "external beam radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "microarray analysis",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER",
        "GENETIC",
        "RADIATION"
      ],
      "sponsor": "Fox Chase 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": 0,
      "start_date": "2011-04",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-09-08T03:43:31.840Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01332279"
    },
    {
      "nct_id": "NCT02225262",
      "title": "A Phase II Trial of CyberKnife Stereotactic Radiosurgery to Prostate Tumors",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer",
        "Cancer of the Prostate",
        "Prostate Neoplasm"
      ],
      "interventions": [
        {
          "name": "CyberKnife Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Community Cancer Center, Normal, Illinois",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "21 Years and older · Male only"
      },
      "enrollment_count": 100,
      "start_date": "2008-01",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2019-07-24",
      "last_synced_at": "2026-09-08T03:43:31.840Z",
      "location_count": 1,
      "location_summary": "Normal, Illinois",
      "locations": [
        {
          "city": "Normal",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02225262"
    },
    {
      "nct_id": "NCT00278304",
      "title": "Radiation Therapy in Treating Patients With Cervical Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cervical Cancer"
      ],
      "interventions": [
        {
          "name": "brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2005-09",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2013-06-20",
      "last_synced_at": "2026-09-08T03:43:31.840Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00278304"
    },
    {
      "nct_id": "NCT01063478",
      "title": "Dose Escalation Study of RAD001 in Combination w/Chemotherapy & Radiation in Patients With NSCLC",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non-Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "RAD001 (in addition to standard radiation and chemotherapy)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 3,
      "start_date": "2010-02",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2014-01-17",
      "last_synced_at": "2026-09-08T03:43:31.840Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01063478"
    },
    {
      "nct_id": "NCT00091390",
      "title": "Radiation Therapy in Treating Patients With Stage II or Stage III Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "High Dose brachytherapy boost",
          "type": "RADIATION"
        },
        {
          "name": "External beam radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 129,
      "start_date": "2004-07",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2020-08-10",
      "last_synced_at": "2026-09-08T03:43:31.840Z",
      "location_count": 12,
      "location_summary": "Burbank, California • Inglewood, California • Sacramento, California + 9 more",
      "locations": [
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00091390"
    },
    {
      "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": "2026-09-08T03:43:31.840Z",
      "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": "NCT01972919",
      "title": "MR Guided Phase II Radiotherapy Dose Escalation in Unresectable Non-Metastatic Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Unresectable Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Concurrent chemotherapy (Gemcitabine, Capecitabine)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "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": 23,
      "start_date": "2015-12-10",
      "completion_date": "2026-06-11",
      "has_results": true,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-09-08T03:43:31.840Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01972919"
    },
    {
      "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": "2026-09-08T03:43:31.840Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00667888"
    }
  ]
}