{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+-+Dose+Level+1",
    "query": {
      "intervention": "Radiation - Dose Level 1"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1811,
    "total_pages": 182,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radiation+-+Dose+Level+1&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T16:37:06.371Z",
  "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": "NCT00335959",
      "title": "S0425 Oxaliplatin, Capecitabine, and RT in Treating Patients W/Stomach Cancer That Can Be Removed By Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gastric Cancer"
      ],
      "interventions": [
        {
          "name": "capecitabine",
          "type": "DRUG"
        },
        {
          "name": "oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2006-05",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2012-08-17",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 75,
      "location_summary": "Little Rock, Arkansas • Burbank, California • Los Angeles, California + 43 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palm Springs",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00335959"
    },
    {
      "nct_id": "NCT01661062",
      "title": "A Study Using Cone Beam CT for Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Cone Beam Computed Tomography (CT) Scan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Michigan Rogel 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": 23,
      "start_date": "2009-01",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2016-08-29",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01661062"
    },
    {
      "nct_id": "NCT00734526",
      "title": "Phase I Portion of Phase I/II Sorafenib With Radiation and Temozolomide in Newly Diagnosed Glioblastoma or Gliosarcoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Glioblastoma",
        "Gliosarcoma"
      ],
      "interventions": [
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Radiation",
          "type": "RADIATION"
        },
        {
          "name": "Sorafenib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "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": 18,
      "start_date": "2008-12-18",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2018-11-09",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00734526"
    },
    {
      "nct_id": "NCT01624220",
      "title": "A Prospective Study Using Implanted Fiducial Markers to Assess Treatment Accuracy and Esophageal Toxicity in Spinal Stereotactic Body Radiation Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Tumor"
      ],
      "interventions": [
        {
          "name": "Spinal SBRT (Standard Dose)",
          "type": "RADIATION"
        },
        {
          "name": "Spinal SBRT (Higher Dose)",
          "type": "RADIATION"
        },
        {
          "name": "Gold Seed Implantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "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": 41,
      "start_date": "2012-08-03",
      "completion_date": "2023-04-14",
      "has_results": true,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01624220"
    },
    {
      "nct_id": "NCT00061568",
      "title": "Improving the Results of Bone Marrow Transplantation for Patients With Severe Congenital Anemias",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Congenital Hemolytic Anemia",
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Peripheral blood hematopoietic progenitor cell (PBPC) transplant",
          "type": "PROCEDURE"
        },
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "Peripheral blood hematopoietic progenitor cell Apheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "2 Years to 80 Years"
      },
      "enrollment_count": 130,
      "start_date": "2004-07-16",
      "completion_date": "2026-01-31",
      "has_results": true,
      "last_update_posted_date": "2024-02-29",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00061568"
    },
    {
      "nct_id": "NCT00776035",
      "title": "Sex and Obesity: Effects on Heart Failure Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "PET (Positron Emission Tomography)",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiogram",
          "type": "PROCEDURE"
        },
        {
          "name": "^15O-water",
          "type": "RADIATION"
        },
        {
          "name": "1-^11C-palmitate",
          "type": "RADIATION"
        },
        {
          "name": "1-^11C-glucose",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "20 Years to 65 Years"
      },
      "enrollment_count": 19,
      "start_date": "2000-02-01",
      "completion_date": "2011-04-02",
      "has_results": true,
      "last_update_posted_date": "2024-05-03",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00776035"
    },
    {
      "nct_id": "NCT06986382",
      "title": "Phase 1b/2a Trial of Allogeneic HSCT From an HLA-partially Matched Related or Unrelated Donor After TCRab+ T-cell/CD19+ B-cell Depletion for Patients With Monogenic and/or Early-onset Medically Refractory Crohn Disease",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Crohn Disease"
      ],
      "interventions": [
        {
          "name": "CliniMACS® TCR α/β Reagent Kit and CliniMACS® CD19 System",
          "type": "DEVICE"
        },
        {
          "name": "Prednisone/Methylprenisolone",
          "type": "DRUG"
        },
        {
          "name": "Palifermin",
          "type": "DRUG"
        },
        {
          "name": "ATG",
          "type": "DRUG"
        },
        {
          "name": "Clofarabine",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Total Body Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "2 Years to 30 Years"
      },
      "enrollment_count": 14,
      "start_date": "2025-07",
      "completion_date": "2040-07",
      "has_results": false,
      "last_update_posted_date": "2025-05-23",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06986382"
    },
    {
      "nct_id": "NCT01906385",
      "title": "Maximum Tolerated Dose, Safety, and Efficacy of Rhenium Nanoliposomes in Recurrent Glioma (ReSPECT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glioma"
      ],
      "interventions": [
        {
          "name": "Rhenium Liposome Treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Plus Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2015-06-03",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2025-03-26",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 3,
      "location_summary": "Manhasset, New York • Dallas, Texas • San Antonio, Texas",
      "locations": [
        {
          "city": "Manhasset",
          "state": "New York"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01906385"
    },
    {
      "nct_id": "NCT04399824",
      "title": "Focal Radiation Therapy for the Treatment of Low or Intermediate-Risk Prostate Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Adenocarcinoma",
        "Stage I Prostate Cancer American Joint Committee on Cancer (AJCC) v8",
        "Stage II Prostate Cancer AJCC v8",
        "Stage IIA Prostate Cancer AJCC v8",
        "Stage IIB Prostate Cancer AJCC v8",
        "Stage IIC Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "High-Dose Rate Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Jonsson Comprehensive 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": 0,
      "start_date": "2020-04-03",
      "completion_date": "2020-04-03",
      "has_results": false,
      "last_update_posted_date": "2020-11-06",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04399824"
    },
    {
      "nct_id": "NCT01215162",
      "title": "Phase II Study of Intra-Operative Electron Irradiation and External Beam Irradiation After Lumpectomy in Patients With T1N0M0 and T2N0M0 Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Intra-operative radiation to tumor bed",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Mayo Clinic",
      "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": 65,
      "start_date": "2003-01",
      "completion_date": "2013-01",
      "has_results": false,
      "last_update_posted_date": "2014-04-03",
      "last_synced_at": "2026-09-08T16:37:06.371Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01215162"
    }
  ]
}