{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer&q=metastatic+breast+cancer",
    "query": {
      "q": "metastatic breast cancer",
      "condition": "Breast Cancer"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2897,
    "total_pages": 290,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer&q=metastatic+breast+cancer&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T23:11:27.253Z",
  "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": "NCT06234488",
      "title": "Multi-Institutional Transgender & Gender-Diverse Breast Cancer Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Breast Neoplasms",
        "Breast Adenocarcinoma",
        "Breast Cancer Stage",
        "Breast Cancer Stage IV",
        "Breast Cancer Invasive",
        "Breast Cancer in Situ"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2023-12-08",
      "completion_date": "2026-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-12",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 22,
      "location_summary": "Los Angeles, California • San Francisco, California • Aurora, Colorado + 16 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06234488"
    },
    {
      "nct_id": "NCT00071942",
      "title": "Vaccine Therapy in Treating Patients With Metastatic Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Male Breast Cancer",
        "Recurrent Breast Cancer",
        "Stage IV Breast Cancer"
      ],
      "interventions": [
        {
          "name": "recombinant vaccinia-MUC1 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "recombinant vaccinia-TRICOM vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2003-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-12-11",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00071942"
    },
    {
      "nct_id": "NCT00508794",
      "title": "Effects of Yoga in Breast Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Yoga Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Stretching Control Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Waitlist Control Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "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": 191,
      "start_date": "2006-03-09",
      "completion_date": "2022-08-11",
      "has_results": false,
      "last_update_posted_date": "2022-09-01",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00508794"
    },
    {
      "nct_id": "NCT05889988",
      "title": "A Study of Ado-trastuzumab Emtansine (T-DM1)-Induced Peripheral Neuropathy in HER2-positive Breast Cancer Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Neoplasm"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2023-06-12",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2025-11-20",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 21,
      "location_summary": "Aitkin, Minnesota • Baxter, Minnesota • Brainerd, Minnesota + 17 more",
      "locations": [
        {
          "city": "Aitkin",
          "state": "Minnesota"
        },
        {
          "city": "Baxter",
          "state": "Minnesota"
        },
        {
          "city": "Brainerd",
          "state": "Minnesota"
        },
        {
          "city": "Deer River",
          "state": "Minnesota"
        },
        {
          "city": "Detroit Lakes",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05889988"
    },
    {
      "nct_id": "NCT03678883",
      "title": "9-ING-41 in Patients With Advanced Cancers",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cancer",
        "Pancreatic Cancer",
        "Sarcoma",
        "Renal Cancer",
        "Refractory Cancer",
        "Refractory Neoplasm",
        "Refractory Non-Hodgkin Lymphoma",
        "Pancreatic Adenocarcinoma",
        "Resistant Cancer",
        "Neoplasm Metastasis",
        "Neoplasm of Bone",
        "Neoplasm, Breast",
        "Neoplasm of Lung",
        "Neoplasms,Colorectal",
        "Neoplasms Pancreatic",
        "Malignant Glioma",
        "Malignancies",
        "Malignancies Multiple",
        "Bone Metastases",
        "Bone Neoplasm",
        "Bone Cancer",
        "Pancreas Cancer",
        "Pancreatic Neoplasms",
        "Breast Neoplasms",
        "Acute T Cell Leukemia Lymphoma"
      ],
      "interventions": [
        {
          "name": "9-ING-41",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine - 21 day cycle",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin.",
          "type": "DRUG"
        },
        {
          "name": "Lomustine",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin.",
          "type": "DRUG"
        },
        {
          "name": "Nab paclitaxel.",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel.",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine - 28 day cycle",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Actuate Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 350,
      "start_date": "2019-01-04",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2026-04-03",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 40,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Orange, California + 34 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03678883"
    },
    {
      "nct_id": "NCT05982886",
      "title": "Biomarker Testing and Treatment Patterns Among Patients With PIK3CA Mutation in Advanced Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1093,
      "start_date": "2021-01-15",
      "completion_date": "2021-04-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-09",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 1,
      "location_summary": "East Hanover, New Jersey",
      "locations": [
        {
          "city": "East Hanover",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05982886"
    },
    {
      "nct_id": "NCT00445445",
      "title": "Changes in Breast Density and Breast Cancer Risk in Women With Breast Cancer and in Healthy Women",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "physiologic testing",
          "type": "OTHER"
        },
        {
          "name": "screening questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "breast imaging study",
          "type": "PROCEDURE"
        },
        {
          "name": "radiomammography",
          "type": "PROCEDURE"
        },
        {
          "name": "study of high risk factors",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "40 Years and older · Female only"
      },
      "enrollment_count": 2201,
      "start_date": "2007-01-10",
      "completion_date": "2014-07-21",
      "has_results": false,
      "last_update_posted_date": "2020-02-11",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 8,
      "location_summary": "Cleveland, Ohio • Mayfield Heights, Ohio • Mentor, Ohio + 5 more",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Mayfield Heights",
          "state": "Ohio"
        },
        {
          "city": "Mentor",
          "state": "Ohio"
        },
        {
          "city": "Middleburg Heights",
          "state": "Ohio"
        },
        {
          "city": "Orange",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00445445"
    },
    {
      "nct_id": "NCT00005873",
      "title": "Nitrocamptothecin in Treating Patients With Locally Recurrent or Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "rubitecan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astex Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": null,
      "start_date": "1999-09",
      "completion_date": "2004-04",
      "has_results": false,
      "last_update_posted_date": "2013-12-04",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 1,
      "location_summary": "Dublin, California",
      "locations": [
        {
          "city": "Dublin",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005873"
    },
    {
      "nct_id": "NCT00002854",
      "title": "High-Dose Combination Chemotherapy Plus Peripheral Stem Cell Transplantation in Treating Patients With Advanced Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "mesna",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 33,
      "start_date": "1994-12",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2015-08-26",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002854"
    },
    {
      "nct_id": "NCT01837095",
      "title": "Dose Escalation of POL6326 in Combination With Eribulin in Patients With Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "POL6326",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Polyphor Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 54,
      "start_date": "2013-06",
      "completion_date": "2018-08",
      "has_results": false,
      "last_update_posted_date": "2018-09-14",
      "last_synced_at": "2026-07-24T23:11:27.253Z",
      "location_count": 5,
      "location_summary": "Kansas City, Kansas • St Louis, Missouri • Lebanon, New Hampshire + 2 more",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01837095"
    }
  ]
}