{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Neoplasm&page=18",
    "query": {
      "condition": "Breast Neoplasm",
      "page": 18
    },
    "page_size": 10
  },
  "pagination": {
    "page": 18,
    "page_size": 10,
    "total_count": 7072,
    "total_pages": 708,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Neoplasm&page=19&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Neoplasm&page=17&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T22:44:17.730Z",
  "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": "NCT06016738",
      "title": "OP-1250 (Palazestrant) vs. Standard of Care for the Treatment of ER+/HER2- Advanced Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer",
        "Advanced Breast Cancer",
        "Metastatic Breast Cancer",
        "ER Positive Breast Cancer",
        "HER2 Negative Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Palazestrant",
          "type": "DRUG"
        },
        {
          "name": "Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Anastrozole",
          "type": "DRUG"
        },
        {
          "name": "Letrozole",
          "type": "DRUG"
        },
        {
          "name": "Exemestane",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Olema Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 510,
      "start_date": "2023-11-16",
      "completion_date": "2028-02-29",
      "has_results": false,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 47,
      "location_summary": "Tucson, Arizona • Fountain Valley, California • Glendale, California + 39 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Alamitos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06016738"
    },
    {
      "nct_id": "NCT03536897",
      "title": "IORT Following Breast Conserving Surgery for Early Stage Breast Cancer Registry",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "IORT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Mount Carmel Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "65 Years and older · Female only"
      },
      "enrollment_count": 168,
      "start_date": "2018-02-27",
      "completion_date": "2028-02-27",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03536897"
    },
    {
      "nct_id": "NCT02927249",
      "title": "Aspirin in Preventing Recurrence of Cancer in Patients With HER2 Negative Stage II-III Breast Cancer After Chemotherapy, Surgery, and/or Radiation Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Node Positive HER2 Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Aspirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "18 Years to 69 Years"
      },
      "enrollment_count": 3021,
      "start_date": "2017-01-06",
      "completion_date": "2023-02-15",
      "has_results": true,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 1426,
      "location_summary": "Birmingham, Alabama • Daphne, Alabama • Mobile, Alabama + 902 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Daphne",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02927249"
    },
    {
      "nct_id": "NCT00551278",
      "title": "Validation Study Using the GeneSearch BLN Assay to Test Sentinel Lymph Nodes From Patients With Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "GeneSearch™ Breast Lymph Node (BLN) Assay",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Janssen Diagnostics, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2007-10",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2016-01-12",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00551278"
    },
    {
      "nct_id": "NCT05113485",
      "title": "UCLA Breast Cancer Survivor Health Promotion Research Study",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Diabetes Prevention Program-based lifestyle change intervention (DPP)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Highly Microbiota-Accessible Foods (HMAFs) intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": 30,
      "start_date": "2022-04-01",
      "completion_date": "2023-06",
      "has_results": false,
      "last_update_posted_date": "2022-04-11",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05113485"
    },
    {
      "nct_id": "NCT01042925",
      "title": "Study of XL147 (SAR245408) in Combination With Trastuzumab or Paclitaxel and Trastuzumab in Subjects With Metastatic Breast Cancer Who Have Progressed on a Previous Trastuzumab-based Regimen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Breast Neoplasms"
      ],
      "interventions": [
        {
          "name": "XL147 (SAR245408)",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi",
      "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": 42,
      "start_date": "2010-02",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2016-06-03",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Fort Meyers, Florida • Boston, Massachusetts + 4 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Fort Meyers",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01042925"
    },
    {
      "nct_id": "NCT00627276",
      "title": "Omega-3 Fatty Acids in Treating Women With Newly Diagnosed Ductal Carcinoma In Situ and/or Atypical Ductal Hyperplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "omega-3 fatty acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "120 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 120 Years · Female only"
      },
      "enrollment_count": 16,
      "start_date": "2007-12",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 2,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00627276"
    },
    {
      "nct_id": "NCT06780176",
      "title": "A Study of Breast Cancer Risk Factors and Outcomes of People in Florida",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Breast Neoplasms",
        "Breast Diseases"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "OTHER"
        },
        {
          "name": "Surgical Tissue Collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Survey Collection",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST",
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 800,
      "start_date": "2025-01-13",
      "completion_date": "2030-01-13",
      "has_results": false,
      "last_update_posted_date": "2026-09-16",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Miami, Florida • New York, New York",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06780176"
    },
    {
      "nct_id": "NCT01048918",
      "title": "Characterization of Circulating Tumor Cells (CTC-s) in Patients With Locally Advanced or Metastatic Stage IV Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Locally Advanced Breast Cancer",
        "Metastatic (Stage IV) Breast Cancer",
        "Stage III-IV Breast Cancer or Inflammatory"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "City of Hope 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": 280,
      "start_date": "2008-09-04",
      "completion_date": "2022-04-08",
      "has_results": false,
      "last_update_posted_date": "2023-07-05",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01048918"
    },
    {
      "nct_id": "NCT03644589",
      "title": "Effect of Pembrolizumab and Cisplatin on Metastatic, Locally Recurrent or Inoperable Triple-Negative Breast Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Estrogen Receptor Negative",
        "HER2/Neu Negative",
        "Metastatic Breast Cancer",
        "Progesterone Receptor Negative",
        "Recurrent Breast Carcinoma",
        "Triple Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2019-04-01",
      "completion_date": "2022-10-30",
      "has_results": false,
      "last_update_posted_date": "2019-04-26",
      "last_synced_at": "2026-10-21T22:44:17.730Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03644589"
    }
  ]
}