{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer+%28Advanced%2FMetastatic%29&page=6",
    "query": {
      "condition": "Breast Cancer (Advanced/Metastatic)",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 814,
    "total_pages": 82,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer+%28Advanced%2FMetastatic%29&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer+%28Advanced%2FMetastatic%29&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T12:17:04.586Z",
  "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": "NCT00258349",
      "title": "Vorinostat and Trastuzumab in Treating Patients With Metastatic or Locally Recurrent Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Male Breast Cancer",
        "Recurrent Breast Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IIIC Breast Cancer",
        "Stage IV Breast Cancer"
      ],
      "interventions": [
        {
          "name": "vorinostat",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 16,
      "start_date": "2006-08",
      "completion_date": "2010-09",
      "has_results": true,
      "last_update_posted_date": "2014-06-02",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Des Moines, Iowa • Sioux City, Iowa + 11 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Des Moines",
          "state": "Iowa"
        },
        {
          "city": "Des Moines",
          "state": "Iowa"
        },
        {
          "city": "Des Moines",
          "state": "Iowa"
        },
        {
          "city": "Des Moines",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00258349"
    },
    {
      "nct_id": "NCT04526587",
      "title": "Biomarkers and Clinical Features of Metastatic Breast Cancer in Patients Treated With CDK4/6 Inhibitors",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Metastatic Breast Carcinoma",
        "Prognostic Stage IV Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Cytology Specimen Collection Procedure",
          "type": "OTHER"
        },
        {
          "name": "Diagnostic Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Medical Chart Review",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 700,
      "start_date": "2020-07-03",
      "completion_date": "2035-07-03",
      "has_results": false,
      "last_update_posted_date": "2025-11-13",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04526587"
    },
    {
      "nct_id": "NCT02751528",
      "title": "QUILT-3.013: Study of Ad5 [E1-, E2b-]-HER2/Neu Vaccine (ETBX-021) in Subjects With Unresectable Locally Advanced or Metastatic HER2-Expressing Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "ETBX-021",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "NantBioScience, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2017-03-04",
      "completion_date": "2018-08-16",
      "has_results": true,
      "last_update_posted_date": "2025-01-13",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 2,
      "location_summary": "El Segundo, California • Sioux Falls, South Dakota",
      "locations": [
        {
          "city": "El Segundo",
          "state": "California"
        },
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02751528"
    },
    {
      "nct_id": "NCT01351909",
      "title": "Cyclophosphamide and Veliparib in Treating Patients With Locally Advanced or Metastatic Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Locally Advanced Unresectable Breast Carcinoma",
        "Metastatic Breast Carcinoma",
        "Recurrent Breast Carcinoma",
        "Stage IIIB Breast Cancer AJCC v7",
        "Stage IIIC Breast Cancer AJCC v7",
        "Stage IV Breast Cancer AJCC v6 and v7"
      ],
      "interventions": [
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Veliparib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 35,
      "start_date": "2011-05-02",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 5,
      "location_summary": "New York, New York • The Bronx, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01351909"
    },
    {
      "nct_id": "NCT06057636",
      "title": "Hypnosis for Pain in Black Women With Advanced Breast Cancer: A Feasibility Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Inflammatory Breast Cancer Stage IV",
        "Inflammatory Breast Neoplasms",
        "Triple Negative Breast Neoplasms",
        "Neoplasm Metastasis"
      ],
      "interventions": [
        {
          "name": "Self-Administered Hypnosis",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-Administered White Noise Hypnosis",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Tennessee, Knoxville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 99 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2023-09-08",
      "completion_date": "2024-05-08",
      "has_results": false,
      "last_update_posted_date": "2024-05-10",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06057636"
    },
    {
      "nct_id": "NCT02605915",
      "title": "Safety and Pharmacokinetics of Atezolizumab Combination Treatments in Participants With HER2-Positive and HER2-Negative Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HER2-Positive Metastatic Breast Cancer",
        "HER2-Negative Metastatic Breast Cancer",
        "Locally Advanced or Early Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Pertuzumab",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab emtansine",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 98,
      "start_date": "2015-12-31",
      "completion_date": "2019-11-13",
      "has_results": false,
      "last_update_posted_date": "2020-02-05",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 20,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Joliet, Illinois + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Joliet",
          "state": "Illinois"
        },
        {
          "city": "Lafayette",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02605915"
    },
    {
      "nct_id": "NCT01105650",
      "title": "Allogeneic Natural Killer (NK) Cells for Ovarian, Fallopian Tube, Peritoneal and Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ovarian Cancer",
        "Fallopian Tube Cancer",
        "Primary Peritoneal Cancer",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "Natural killer cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IL-2",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "Interleukin-2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "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": 13,
      "start_date": "2010-07",
      "completion_date": "2014-04",
      "has_results": true,
      "last_update_posted_date": "2017-12-28",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01105650"
    },
    {
      "nct_id": "NCT00496860",
      "title": "Safety and Efficacy Study of ALT-801 to Treat Progressive Metastatic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Progressive Metastatic Malignancies"
      ],
      "interventions": [
        {
          "name": "ALT-801",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Altor BioScience",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2007-05",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2013-07-22",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 4,
      "location_summary": "Aurora, Colorado • Orlando, Florida • Tampa, Florida + 1 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00496860"
    },
    {
      "nct_id": "NCT04478279",
      "title": "A Phase 1-2 Study of ST101 in Patients With Advanced Solid Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma",
        "Melanoma Stage IV",
        "Breast Cancer",
        "Prostate Cancer",
        "Glioblastoma Multiforme",
        "GBM",
        "Brain Cancer",
        "Metastatic Breast Cancer",
        "Metastatic Melanoma",
        "Metastatic Prostate Cancer",
        "Melanoma Recurrent",
        "Prostate Cancer Metastatic",
        "Recurrent Glioblastoma",
        "Newly Diagnosed Glioblastoma"
      ],
      "interventions": [
        {
          "name": "ST101",
          "type": "DRUG"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Sapience Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2020-07-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 7,
      "location_summary": "San Francisco, California • Denver, Colorado • Warrenville, Illinois + 4 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Warrenville",
          "state": "Illinois"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04478279"
    },
    {
      "nct_id": "NCT04579380",
      "title": "Basket Study of Tucatinib and Trastuzumab in Solid Tumors With HER2 Alterations",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Uterine Neoplasms",
        "Uterine Cervical Neoplasms",
        "Biliary Tract Neoplasms",
        "Urologic Neoplasms",
        "Carcinoma, Non-Small-Cell Lung",
        "HER2 Mutations Breast Neoplasms"
      ],
      "interventions": [
        {
          "name": "tucatinib",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "fulvestrant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Seagen, a wholly owned subsidiary of Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 217,
      "start_date": "2021-01-11",
      "completion_date": "2026-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-10-14T12:17:04.586Z",
      "location_count": 76,
      "location_summary": "Phoenix, Arizona • Tempe, Arizona • Tucson, Arizona + 47 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04579380"
    }
  ]
}