{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer+Stage+0",
    "query": {
      "condition": "Breast Cancer Stage 0"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 324,
    "total_pages": 33,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer+Stage+0&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T09:32:15.121Z",
  "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": "NCT02127073",
      "title": "Pilot Study of Oxytocin and microRNA Identification in NAF, Serum, and Tissue in Women With Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Ductal Carcinoma in Situ"
      ],
      "interventions": [
        {
          "name": "Intranasal Oxytocin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Montefiore Medical 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": 8,
      "start_date": "2015-01-30",
      "completion_date": "2017-09-18",
      "has_results": true,
      "last_update_posted_date": "2023-11-09",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02127073"
    },
    {
      "nct_id": "NCT02728596",
      "title": "S1415CD, Trial Assessing CSF Prescribing Effectiveness and Risk (TrACER)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Febrile Neutropenia",
        "Stage 0 Breast Cancer",
        "Stage 0 Colorectal Cancer",
        "Stage 0 Non-Small Cell Lung Cancer",
        "Stage I Colorectal Cancer",
        "Stage IA Breast Cancer",
        "Stage IA Non-Small Cell Lung Carcinoma",
        "Stage IB Breast Cancer",
        "Stage IB Non-Small Cell Lung Carcinoma",
        "Stage IIA Breast Cancer",
        "Stage IIA Colorectal Cancer",
        "Stage IIA Non-Small Cell Lung Carcinoma",
        "Stage IIB Breast Cancer",
        "Stage IIB Colorectal Cancer",
        "Stage IIB Non-Small Cell Lung Carcinoma",
        "Stage IIC Colorectal Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIA Colorectal Cancer",
        "Stage IIIA Non-Small Cell Lung Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IIIB Colorectal Cancer",
        "Stage IIIB Non-Small Cell Lung Cancer",
        "Stage IIIC Breast Cancer",
        "Stage IIIC Colorectal Cancer",
        "Stage IV Breast Cancer",
        "Stage IV Non-Small Cell Lung Cancer",
        "Stage IVA Colorectal Cancer",
        "Stage IVB Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Preventive Intervention",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 3665,
      "start_date": "2016-10-07",
      "completion_date": "2021-08-12",
      "has_results": true,
      "last_update_posted_date": "2022-10-20",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 159,
      "location_summary": "Jonesboro, Arkansas • Martinez, California • Augusta, Georgia + 134 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Martinez",
          "state": "California"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02728596"
    },
    {
      "nct_id": "NCT00569166",
      "title": "Three Different Programs of Paced Breathing in Treating Hot Flashes in Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Fatigue",
        "Hot Flashes",
        "Sleep Disorders"
      ],
      "interventions": [
        {
          "name": "Paced breathing (15 min once daily, 6 breaths/min)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Paced breathing (15 min twice daily, 6 breaths/min)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Paced breathing (10 min once daily, 14 breaths/min)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 120 Years · Female only"
      },
      "enrollment_count": 105,
      "start_date": "2007-03",
      "completion_date": "2012-05-14",
      "has_results": true,
      "last_update_posted_date": "2017-08-07",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00569166"
    },
    {
      "nct_id": "NCT00290654",
      "title": "Internal Radiation Therapy After Lumpectomy in Treating Women With Ductal Carcinoma in Situ",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Tamoxifen",
          "type": "DRUG"
        },
        {
          "name": "Lumpectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "brachytherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "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": 45,
      "start_date": "2002-12",
      "completion_date": "2013-03",
      "has_results": true,
      "last_update_posted_date": "2017-12-28",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00290654"
    },
    {
      "nct_id": "NCT00605982",
      "title": "Breast MRI as a Preoperative Tool for DCIS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Ductal Carcinoma in Situ"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "21 Years to 59 Years"
      },
      "enrollment_count": 115,
      "start_date": "2006-10-10",
      "completion_date": "2025-04-02",
      "has_results": false,
      "last_update_posted_date": "2025-04-06",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 3,
      "location_summary": "Basking Ridge, New Jersey • Commack, New York • New York, New York",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00605982"
    },
    {
      "nct_id": "NCT03077841",
      "title": "Hypofractionated Partial Breast Irradiation in Treating Patients With Early Stage Breast Cancer",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Ductal Breast Carcinoma In Situ",
        "Early-Stage Breast Carcinoma",
        "Invasive Breast Carcinoma",
        "Stage 0 Breast Cancer AJCC v6 and v7",
        "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"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Partial Breast Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 928,
      "start_date": "2017-03-06",
      "completion_date": "2027-11-08",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 15,
      "location_summary": "Jacksonville, Florida • Atlanta, Georgia • Indianapolis, Indiana + 11 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Saginaw",
          "state": "Michigan"
        },
        {
          "city": "Berkeley Heights",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03077841"
    },
    {
      "nct_id": "NCT01445054",
      "title": "111 Indium CHX-A DTPA Trastuzumab (Indium-Herceptin) for Imaging Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Prostate Cancer",
        "Lung Cancer",
        "Colon Cancer"
      ],
      "interventions": [
        {
          "name": "111Indium CHX-A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 99 Years · Female only"
      },
      "enrollment_count": 13,
      "start_date": "2007-03-01",
      "completion_date": "2014-08-20",
      "has_results": false,
      "last_update_posted_date": "2019-03-11",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01445054"
    },
    {
      "nct_id": "NCT00416403",
      "title": "Effect of Fluvastatin on Biomarkers in Women Who Are Undergoing Surgery for Ductal Carcinoma In Situ or Stage I Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "fluvastatin sodium",
          "type": "DRUG"
        },
        {
          "name": "Breast Cancer Surgery Only - Arm III",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 35,
      "start_date": "2006-07",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2012-12-13",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 4,
      "location_summary": "San Francisco, California • Chicago, Illinois • Boston, Massachusetts + 1 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00416403"
    },
    {
      "nct_id": "NCT05941520",
      "title": "Acolbifene Versus Low Dose Tamoxifen for the Prevention of Breast Cancer in Premenopausal Women at High Risk for Development of Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Atypical Hyperplasia",
        "Breast Carcinoma",
        "Breast Ductal Carcinoma In Situ",
        "Breast Lobular Carcinoma In Situ"
      ],
      "interventions": [
        {
          "name": "Acolbifene Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Mammography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Random Periareolar Fine-Needle Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Tamoxifen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "35 Years and older · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2024-10-10",
      "completion_date": "2028-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 4,
      "location_summary": "Duarte, California • Chicago, Illinois • Kansas City, Kansas + 1 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05941520"
    },
    {
      "nct_id": "NCT01034891",
      "title": "Women At Risk: The High Risk Breast Cancer Program",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "New York Presbyterian Hospital",
      "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": 2000,
      "start_date": "1991-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2009-12-18",
      "last_synced_at": "2026-07-23T09:32:15.121Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01034891"
    }
  ]
}