{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Atypical+Hyperplasia&page=2",
    "query": {
      "condition": "Breast Atypical Hyperplasia",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Atypical+Hyperplasia&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T16:17:02.498Z",
  "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": "NCT00666731",
      "title": "Breast Cancer Registry for Participants With Breast Cancer or Characteristics of Hereditary Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "medical chart review",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "study of socioeconomic and demographic variables",
          "type": "OTHER"
        },
        {
          "name": "Excess human biological tissue",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "19 Years to 120 Years"
      },
      "enrollment_count": 4945,
      "start_date": "2006-10-12",
      "completion_date": "2016-08-19",
      "has_results": false,
      "last_update_posted_date": "2023-10-10",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 65,
      "location_summary": "Colorado Springs, Colorado • Denver, Colorado • Lakewood, Colorado + 46 more",
      "locations": [
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        },
        {
          "city": "Parker",
          "state": "Colorado"
        },
        {
          "city": "Pueblo",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00666731"
    },
    {
      "nct_id": "NCT01874184",
      "title": "Group-Based Lifestyle Intervention in Measuring Biomarker Levels in Participants at High Risk for Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atypical Ductal Breast Hyperplasia",
        "Atypical Lobular Breast Hyperplasia",
        "BRCA1 Mutation Carrier",
        "BRCA2 Mutation Carrier",
        "Ductal Breast Carcinoma in Situ",
        "Lobular Breast Carcinoma in Situ"
      ],
      "interventions": [
        {
          "name": "counseling intervention",
          "type": "OTHER"
        },
        {
          "name": "behavioral dietary intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "exercise intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "35 Years to 65 Years · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2013-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-01-20",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01874184"
    },
    {
      "nct_id": "NCT00291694",
      "title": "Protocol for Women at Increased Risk of Developing Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "celecoxib",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Carol Fabian, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 72,
      "start_date": "2003-04",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2016-11-07",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00291694"
    },
    {
      "nct_id": "NCT00637481",
      "title": "A Phase I Prevention Study of Atorvastatin in Women at Increased Risk for Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Atypical Ductal Breast Hyperplasia",
        "Breast Cancer",
        "Ductal Breast Carcinoma in Situ",
        "Lobular Breast Carcinoma in Situ"
      ],
      "interventions": [
        {
          "name": "atorvastatin calcium",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "72 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 72 Years · Female only"
      },
      "enrollment_count": 66,
      "start_date": "2008-03",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2016-12-29",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00637481"
    },
    {
      "nct_id": "NCT00329017",
      "title": "Protocol for Postmenopausal Women at Increased Risk of Developing Breast Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Fine needle aspiration",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Carol Fabian, MD",
      "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": "2005-05",
      "completion_date": "2015-11-12",
      "has_results": false,
      "last_update_posted_date": "2019-10-10",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00329017"
    },
    {
      "nct_id": "NCT03323658",
      "title": "Bexarotene in Preventing Breast Cancer in Patients at High Risk for Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Atypical Ductal Hyperplasia",
        "Breast Atypical Lobular Hyperplasia",
        "Breast Ductal Carcinoma In Situ",
        "Breast Lobular Carcinoma In Situ",
        "Invasive Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Bexarotene",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 24,
      "start_date": "2018-06-15",
      "completion_date": "2022-03-25",
      "has_results": true,
      "last_update_posted_date": "2023-01-10",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03323658"
    },
    {
      "nct_id": "NCT06195306",
      "title": "Low Dose Tamoxifen With or Without Omega-3 Fatty Acids for Breast Cancer Risk Reduction",
      "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": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Mammography",
          "type": "PROCEDURE"
        },
        {
          "name": "Omega-3-Acid Ethyl Esters",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Random Periareolar Fine-Needle Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Tamoxifen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "74 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 74 Years · Female only"
      },
      "enrollment_count": 66,
      "start_date": "2025-07-28",
      "completion_date": "2028-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 3,
      "location_summary": "Kansas City, Kansas • Ann Arbor, Michigan • Columbus, Ohio",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06195306"
    },
    {
      "nct_id": "NCT05755269",
      "title": "Adding a Genetic Risk Evaluation to Standard Breast Cancer Risk Assessment for African American and Hispanic Women",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Atypical Ductal Hyperplasia",
        "Breast Atypical Lobular Hyperplasia",
        "Breast Carcinoma",
        "Breast Lobular Carcinoma In Situ"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Genotyping",
          "type": "PROCEDURE"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 75 Years · Female only"
      },
      "enrollment_count": 19,
      "start_date": "2023-03-14",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05755269"
    },
    {
      "nct_id": "NCT00291083",
      "title": "Protocol for Postmenopausal Women at Increased Risk of Developing Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Carol Fabian, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 229,
      "start_date": "2005-10",
      "completion_date": "2008-06",
      "has_results": false,
      "last_update_posted_date": "2012-02-07",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00291083"
    },
    {
      "nct_id": "NCT00291135",
      "title": "Protocol for Women at Increased Risk of Developing Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "letrozole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Carol Fabian, MD",
      "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": 42,
      "start_date": "2003-01",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2016-06-15",
      "last_synced_at": "2026-06-10T16:17:02.498Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00291135"
    }
  ]
}