{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Low-Dose+External+Beam+Irradiation",
    "query": {
      "intervention": "Low-Dose External Beam Irradiation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 38,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Low-Dose+External+Beam+Irradiation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T17:38:14.959Z",
  "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": "NCT00018876",
      "title": "Low-Dose Radiation to Prevent Complications of Back Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Failed Back Surgery Syndrome",
        "Postlaminectomy Syndrome",
        "Postdiscectomy Epidural Fibrosis"
      ],
      "interventions": [
        {
          "name": "Lumbar nerve root decompression",
          "type": "PROCEDURE"
        },
        {
          "name": "Preoperative low-dose external beam radiation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pittsburgh",
      "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": 46,
      "start_date": "2000-10",
      "completion_date": "2002-10",
      "has_results": false,
      "last_update_posted_date": "2013-06-07",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00018876"
    },
    {
      "nct_id": "NCT07164443",
      "title": "A Study of Pasritamig With or Without JNJ-87189401 Versus Placebo for Late Line Metastatic Castration-resistant Prostate Cancer (mCRPC)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Castration-resistant Prostatic Neoplasms"
      ],
      "interventions": [
        {
          "name": "Pasritamig",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Best Supportive Care (BSC)",
          "type": "DRUG"
        },
        {
          "name": "JNJ-87189401",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 1203,
      "start_date": "2025-09-02",
      "completion_date": "2028-08-18",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 54,
      "location_summary": "La Jolla, California • Los Angeles, California • San Francisco, California + 43 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07164443"
    },
    {
      "nct_id": "NCT04900623",
      "title": "Risk-adapted Therapy in HPV+ Oropharyngeal Cancer Using Circulating Tumor (ct)HPV DNA Profile - The ReACT Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HPV-Associated Oropharyngeal Squamous Cell Carcinoma",
        "HPV Positive Oropharyngeal Squamous Cell Carcinoma",
        "HPV-Mediated (P16-Positive) Oropharyngeal Carcinoma by AJCC V8 Stage",
        "HPV-Related Squamous Cell Carcinoma",
        "Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Pathologic Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Pathologic Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Pathologic Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "HPV-Mediated (P16-Positive) Oropharyngeal Carcinoma by AJCC V8 Clinical Stage",
        "HPV-Mediated (P16-Positive) Oropharyngeal Carcinoma by AJCC V8 Pathologic Stage"
      ],
      "interventions": [
        {
          "name": "NavDx HPV ctDNA Testing",
          "type": "DEVICE"
        },
        {
          "name": "Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Chemotherapy drug",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "Jonathan Schoenfeld, MD, MPH",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 145,
      "start_date": "2021-07-02",
      "completion_date": "2032-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04900623"
    },
    {
      "nct_id": "NCT02905591",
      "title": "A Phase 2 Study Adding Ascorbate to Chemotherapy and Radiation Therapy for NSCLC",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Carcinoma, Non-Small-Cell Lung",
        "Non-Small Cell Lung Cancer",
        "Nonsmall Cell Lung Cancer",
        "Non-Small-Cell Lung Carcinoma",
        "NSCLC"
      ],
      "interventions": [
        {
          "name": "Radiation Therapy",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Ascorbic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Joseph J. Cullen, MD, FACS",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 43,
      "start_date": "2018-11-16",
      "completion_date": "2027-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02905591"
    },
    {
      "nct_id": "NCT03132532",
      "title": "Platinum Doublet Chemotherapy and Proton Beam Radiation Therapy in Treating Patients With Stage II-III Non-small Cell Lung Cancer That Cannot Be Removed by Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Lung Non-Small Cell Carcinoma",
        "Stage II Lung Cancer AJCC v8",
        "Stage III Lung Cancer AJCC v8",
        "Unresectable Lung Non-Small Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Pemetrexed",
          "type": "DRUG"
        },
        {
          "name": "Proton Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "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": "2017-07-31",
      "completion_date": "2023-12-23",
      "has_results": true,
      "last_update_posted_date": "2025-11-25",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03132532"
    },
    {
      "nct_id": "NCT02046187",
      "title": "Ketogenic Diet With Radiation and Chemotherapy for Newly Diagnosed Glioblastoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma (GBM)"
      ],
      "interventions": [
        {
          "name": "Ketogenic Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "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": 14,
      "start_date": "2013-10",
      "completion_date": "2017-02",
      "has_results": false,
      "last_update_posted_date": "2021-06-16",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02046187"
    },
    {
      "nct_id": "NCT07276880",
      "title": "Preoperative Chemotherapy, Pembrolizumab and Low or High Dose RADiation in an Expansion Cohort of Node(+), Triple Negative Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Triple Negative Breast Cancer (TNBC)",
        "HER2-Negative Breast Carcinoma",
        "Node-positive Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Neoadjuvant Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "low dose neoadjuvant boost",
          "type": "RADIATION"
        },
        {
          "name": "High dose neoadjuvant boost",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "UNC Lineberger Comprehensive 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": 32,
      "start_date": "2026-03-17",
      "completion_date": "2032-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-27",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07276880"
    },
    {
      "nct_id": "NCT03051464",
      "title": "Randomizing Two Radiotherapy Boost Options to Avoid Rectal Cancer Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Stage II Rectal Cancer",
        "Organ Preservation",
        "Non-operative Treatment",
        "Rectal Cancer (Stage III)",
        "Rectal Cancer Patients"
      ],
      "interventions": [
        {
          "name": "Complete responders and Non-complete responders",
          "type": "PROCEDURE"
        },
        {
          "name": "Chemoradiation + EBRT Boost",
          "type": "RADIATION"
        },
        {
          "name": "Chemoradiation + HDRBT Boost",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Sir Mortimer B. Davis - Jewish General Hospital",
      "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": 131,
      "start_date": "2017-04-25",
      "completion_date": "2030-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03051464"
    },
    {
      "nct_id": "NCT00118300",
      "title": "Capecitabine and Radiation Therapy in Treating Patients With Locally Advanced Cervical Cancer or Other Pelvic Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cervical Cancer",
        "Endometrial Cancer",
        "Ovarian Cancer",
        "Vaginal Cancer"
      ],
      "interventions": [
        {
          "name": "capecitabine",
          "type": "DRUG"
        },
        {
          "name": "brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "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": 0,
      "start_date": "2005-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2011-07-08",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 2,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00118300"
    },
    {
      "nct_id": "NCT00980954",
      "title": "Chemotherapy and Pelvic Radiation Therapy With or Without Additional Chemotherapy in Treating Patients With High-Risk Early-Stage Cervical Cancer After Radical Hysterectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cervical Cancer"
      ],
      "interventions": [
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "intensity-modulated radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "standard external beam radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Optional brachytherapy boost",
          "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": 236,
      "start_date": "2009-09",
      "completion_date": "2025-09-04",
      "has_results": true,
      "last_update_posted_date": "2025-12-31",
      "last_synced_at": "2026-09-27T17:38:14.959Z",
      "location_count": 119,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 98 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00980954"
    }
  ]
}