{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Adjuvant+breast+radiation+therapy&page=2",
    "query": {
      "intervention": "Adjuvant breast radiation therapy",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 114,
    "total_pages": 12,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Adjuvant+breast+radiation+therapy&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Adjuvant+breast+radiation+therapy&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T08:53:57.603Z",
  "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": "NCT00301041",
      "title": "Radiation Therapy in Treating Women With Invasive Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "adjuvant therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "University of California, San Francisco",
      "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": "2004-04",
      "completion_date": "2004-05",
      "has_results": false,
      "last_update_posted_date": "2013-08-21",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00301041"
    },
    {
      "nct_id": "NCT05238467",
      "title": "Immunological Responses of COVID-19 Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer; Chemotherapy"
      ],
      "interventions": [
        {
          "name": "COVID antibody titers in the blood",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2021-05-21",
      "completion_date": "2023-02-13",
      "has_results": false,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05238467"
    },
    {
      "nct_id": "NCT00027885",
      "title": "Phase II Bevacizumab + Tax In Advanced Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "docetaxel",
          "type": "DRUG"
        },
        {
          "name": "doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "adjuvant therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "neoadjuvant therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Case 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": 49,
      "start_date": "2001-11",
      "completion_date": "2010-08",
      "has_results": false,
      "last_update_posted_date": "2013-06-17",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 5,
      "location_summary": "Cleveland, Ohio • Middleburg Heights, Ohio • Orange, Ohio + 2 more",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Middleburg Heights",
          "state": "Ohio"
        },
        {
          "city": "Orange",
          "state": "Ohio"
        },
        {
          "city": "South Euclid",
          "state": "Ohio"
        },
        {
          "city": "Westlake",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00027885"
    },
    {
      "nct_id": "NCT02912312",
      "title": "Hypofractionated vs. Conventional Regional Nodal Radiation Therapy for Patients With Invasive Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Invasive Breast Carcinoma",
        "Stage I Breast Cancer AJCC v7",
        "Stage IA Breast Cancer AJCC v7",
        "Stage IB Breast Cancer AJCC v7",
        "Stage II Breast Cancer AJCC v6 and v7",
        "Stage IIA Breast Cancer AJCC v6 and v7",
        "Stage IIB Breast Cancer AJCC v6 and v7",
        "Stage IIIA Breast Cancer AJCC v7",
        "Stage IIIC Breast Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "Hypofractionated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 805,
      "start_date": "2017-02-23",
      "completion_date": "2031-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 12,
      "location_summary": "Gilbert, Arizona • San Diego, California • Greeley, Colorado + 7 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Greeley",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02912312"
    },
    {
      "nct_id": "NCT01082003",
      "title": "Prevention of Capsular Contracture Using Trental and Vitamin E",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Capsular Contractures"
      ],
      "interventions": [
        {
          "name": "Trental",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Legacy Health System",
      "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": 30,
      "start_date": "2009-10",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2013-08-28",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01082003"
    },
    {
      "nct_id": "NCT03463954",
      "title": "Confirmatory Clinical Evaluation of Novilase® Laser Therapy for Focal Destruction of Malignant Breast Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Malignant Neoplasm of Breast"
      ],
      "interventions": [
        {
          "name": "Novilase Laser ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Novian Health Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 122,
      "start_date": "2023-08-09",
      "completion_date": "2027-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 7,
      "location_summary": "Duarte, California • La Jolla, California • Rancho Mirage, California + 4 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Rancho Mirage",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03463954"
    },
    {
      "nct_id": "NCT06876714",
      "title": "ShortStop-HER2: 12 Months vs. 6 Months of HER2-targeted Medications for People With HER2+ Breast Cancer Who Had a Pathologic Complete Response After Chemotherapy Plus Trastuzumab",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Early Stage HER2+ Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Trastuzumab (Herceptin)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pertuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Mammography",
          "type": "PROCEDURE"
        },
        {
          "name": "Ultrasound",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1524,
      "start_date": "2025-09-17",
      "completion_date": "2037-03-13",
      "has_results": false,
      "last_update_posted_date": "2026-10-02",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 698,
      "location_summary": "Phoenix, Arizona • Fort Smith, Arkansas • Jonesboro, Arkansas + 537 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06876714"
    },
    {
      "nct_id": "NCT00074152",
      "title": "Adjuvant Chemotherapy in Treating Women Who Have Undergone Resection for Relapsed Breast Cancer; Chemotherapy as Adjuvant for LOcally Recurrent Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "chemotherapy",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "ETOP IBCSG Partners Foundation",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 120 Years · Female only"
      },
      "enrollment_count": 162,
      "start_date": "2002-07",
      "completion_date": "2016-08-22",
      "has_results": true,
      "last_update_posted_date": "2017-06-16",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 166,
      "location_summary": "Antioch, California • Fremont, California • Hayward, California + 122 more",
      "locations": [
        {
          "city": "Antioch",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Hayward",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00074152"
    },
    {
      "nct_id": "NCT02653755",
      "title": "The PRECISION Trial (Profiling Early Breast Cancer for Radiotherapy Omission): A Phase II Study of Breast-Conserving Surgery Without Adjuvant Radiotherapy for Favorable-Risk Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer Radiation"
      ],
      "interventions": [
        {
          "name": "Prosigna",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "50 Years to 75 Years · Female only"
      },
      "enrollment_count": 671,
      "start_date": "2015-12-15",
      "completion_date": "2030-05-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 6,
      "location_summary": "Baltimore, Maryland • Boston, Massachusetts • New York, New York + 1 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02653755"
    },
    {
      "nct_id": "NCT00145197",
      "title": "Reducing Underuse of Early-Stage Breast Cancer Treatment in Minority Communities",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Improving the Delivery of Effective Care to Minorities",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "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": 1164,
      "start_date": "2004-01",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2013-12-03",
      "last_synced_at": "2026-10-07T08:53:57.603Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00145197"
    }
  ]
}