{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer%2C+Breast+Neoplasms&page=6",
    "query": {
      "condition": "Breast Cancer, Breast Neoplasms",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 7046,
    "total_pages": 705,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer%2C+Breast+Neoplasms&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer%2C+Breast+Neoplasms&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T22:24:30.346Z",
  "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": "NCT01273610",
      "title": "Tolerability of the Combination of Lapatinib and Trastuzumab in Adults Age 60 or Older With HER2 Positive Locally Advanced or Metastatic Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Neoplasms",
        "HER2/Neu Positive",
        "Geriatric Health Services"
      ],
      "interventions": [
        {
          "name": "Lapatinib",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2011-04-20",
      "completion_date": "2027-04-20",
      "has_results": true,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 8,
      "location_summary": "Duarte, California • Lancaster, California • Pasadena, California + 5 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01273610"
    },
    {
      "nct_id": "NCT05696626",
      "title": "Evaluation of Lasofoxifene Combined With Abemaciclib Compared With Fulvestrant Combined With Abemaciclib in Locally Advanced or Metastatic ER+/HER2- Breast Cancer With an ESR1 Mutation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Lasofoxifene in combination with abemaciclib",
          "type": "DRUG"
        },
        {
          "name": "Fulvestrant in combination with abemaciclib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "LeonaBio",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2023-10-31",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 36,
      "location_summary": "Scottsdale, Arizona • Tucson, Arizona • Santa Rosa, California + 25 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Santa Rosa",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05696626"
    },
    {
      "nct_id": "NCT01012440",
      "title": "Role of Positron Emission Mammography (PEM) Flex Solo II Positron Emission Tomography (PET) Scanner in Evaluating Neoadjuvant Chemotherapy Response in Patients With Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "PEM Flex Solo II PET Scanner",
          "type": "DEVICE"
        },
        {
          "name": "MRI scan",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 75 Years · Female only"
      },
      "enrollment_count": 5,
      "start_date": "2009-11",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2015-07-27",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01012440"
    },
    {
      "nct_id": "NCT03685591",
      "title": "PF-06952229 Treatment in Adult Patients With Advanced Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Neoplasms",
        "Prostate Neoplasms",
        "Neoplasms, Squamous Cell",
        "Melanoma",
        "Mesothelioma",
        "Pancreatic Neoplasms",
        "Colorectal Neoplasms",
        "Carcinoma, Renal Cell",
        "Liver Neoplasms"
      ],
      "interventions": [
        {
          "name": "PF-06952229",
          "type": "DRUG"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2018-10-04",
      "completion_date": "2022-03-30",
      "has_results": true,
      "last_update_posted_date": "2024-06-26",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 15,
      "location_summary": "Scottsdale, Arizona • Santa Monica, California • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03685591"
    },
    {
      "nct_id": "NCT06129747",
      "title": "Repeat Breast Conserving Surgery Followed by Daily Partial Breast Irradiation in Ipsilateral Breast",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Tumor, Breast"
      ],
      "interventions": [
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2023-11-30",
      "completion_date": "2029-08-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-06",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 2,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06129747"
    },
    {
      "nct_id": "NCT03806738",
      "title": "Enhancing Shared Decision-Making in Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Shared Decision Making"
      ],
      "interventions": [
        {
          "name": "Intervention-specific Carevive questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Standard of Care questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "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": 140,
      "start_date": "2018-12-11",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-01-05",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03806738"
    },
    {
      "nct_id": "NCT02438358",
      "title": "Feasibility Study of Intraoperative Imaging in Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "LUM015",
          "type": "DRUG"
        },
        {
          "name": "LUM 2.6 Imaging Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Lumicell, 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": 60,
      "start_date": "2015-06",
      "completion_date": "2017-10",
      "has_results": true,
      "last_update_posted_date": "2023-01-05",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02438358"
    },
    {
      "nct_id": "NCT04294225",
      "title": "Anastrozole and Letrozole After Surgery for the Treatment of Stage I-III Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage IA Breast Cancer AJCC v8",
        "Anatomic Stage IB Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage IIA Breast Cancer AJCC v8",
        "Anatomic Stage IIB Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Anatomic Stage IIIA Breast Cancer AJCC v8",
        "Anatomic Stage IIIB Breast Cancer AJCC v8",
        "Anatomic Stage IIIC Breast Cancer AJCC v8",
        "Early-Stage Breast Carcinoma",
        "Invasive Breast Carcinoma",
        "Prognostic Stage I Breast Cancer AJCC v8",
        "Prognostic Stage IA Breast Cancer AJCC v8",
        "Prognostic Stage IB Breast Cancer AJCC v8",
        "Prognostic Stage II Breast Cancer AJCC v8",
        "Prognostic Stage IIA Breast Cancer AJCC v8",
        "Prognostic Stage IIB Breast Cancer AJCC v8",
        "Prognostic Stage III Breast Cancer AJCC v8",
        "Prognostic Stage IIIA Breast Cancer AJCC v8",
        "Prognostic Stage IIIB Breast Cancer AJCC v8",
        "Prognostic Stage IIIC Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Anastrozole",
          "type": "DRUG"
        },
        {
          "name": "Letrozole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 161,
      "start_date": "2020-04-28",
      "completion_date": "2022-12-12",
      "has_results": true,
      "last_update_posted_date": "2025-01-28",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04294225"
    },
    {
      "nct_id": "NCT00888589",
      "title": "Detection of Aggressive Breast Tumors Using Tc-99m-NC100692",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Michael O'Connor",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 90 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2008-05",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2014-03-27",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00888589"
    },
    {
      "nct_id": "NCT02481050",
      "title": "Study to Evaluate the Efficacy and Safety of Eribulin Mesylate Administered Biweekly (Q2W) for Participants With Human Epidermal Growth Factor Receptor 2 (HER2)-Negative Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Eribulin Mesylate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai 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": 58,
      "start_date": "2015-06-16",
      "completion_date": "2017-09-05",
      "has_results": true,
      "last_update_posted_date": "2018-11-15",
      "last_synced_at": "2026-10-10T22:24:30.346Z",
      "location_count": 12,
      "location_summary": "Denver, Colorado • Columbia, Maryland • Omaha, Nebraska + 8 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Columbia",
          "state": "Maryland"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Albany",
          "state": "New York"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02481050"
    }
  ]
}