{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer%3B+HER2-positive%3B+Metastatic&page=2",
    "query": {
      "condition": "Breast Cancer; HER2-positive; Metastatic",
      "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+Cancer%3B+HER2-positive%3B+Metastatic&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T13:47:04.099Z",
  "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": "NCT00803556",
      "title": "Clinical Trial of the Combination of Intravenous Alvespimycin (KOS-1022), Trastuzumab With or Without Paclitaxel in Patients With Advanced Solid Tumor Malignancies or Her2 Positive Metastatic Breast Cancer Who Have Previously Failed Trastuzumab Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Alvespimycin",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 29,
      "start_date": "2006-01",
      "completion_date": "2009-08",
      "has_results": false,
      "last_update_posted_date": "2011-06-27",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 2,
      "location_summary": "Indianapolis, Indiana • New York, New York",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00803556"
    },
    {
      "nct_id": "NCT02924883",
      "title": "A Study to Evaluate the Efficacy and Safety of Trastuzumab Emtansine in Combination With Atezolizumab or Atezolizumab-Placebo in Participants With Human Epidermal Growth Factor-2 (HER2) Positive Locally Advanced or Metastatic Breast Cancer (BC) Who Received Prior Trastuzumab and Taxane Based Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab emtansine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 202,
      "start_date": "2016-09-26",
      "completion_date": "2020-02-06",
      "has_results": true,
      "last_update_posted_date": "2021-02-17",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 15,
      "location_summary": "Orange, California • Aurora, Colorado • Washington D.C., District of Columbia + 12 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02924883"
    },
    {
      "nct_id": "NCT03901339",
      "title": "Study of Sacituzumab Govitecan-hziy Versus Treatment of Physician's Choice in Participants With HR+/HER2- Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Sacituzumab Govitecan-hziy",
          "type": "DRUG"
        },
        {
          "name": "Eribulin",
          "type": "DRUG"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Vinorelbine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 543,
      "start_date": "2019-05-08",
      "completion_date": "2023-10-20",
      "has_results": true,
      "last_update_posted_date": "2024-10-21",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 55,
      "location_summary": "Avondale, Arizona • Tucson, Arizona • Fayetteville, Arkansas + 40 more",
      "locations": [
        {
          "city": "Avondale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03901339"
    },
    {
      "nct_id": "NCT03633331",
      "title": "Palbociclib and Letrozole or Fulvestrant in Treating Patients With Estrogen Receptor Positive, HER2 Negative Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Estrogen Receptor-positive Breast Cancer",
        "HER2/Neu Negative",
        "Stage IV Breast Cancer AJCC v6 and v7"
      ],
      "interventions": [
        {
          "name": "Palbociclib",
          "type": "DRUG"
        },
        {
          "name": "Letrozole",
          "type": "DRUG"
        },
        {
          "name": "Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "70 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "70 Years and older"
      },
      "enrollment_count": 93,
      "start_date": "2018-08-15",
      "completion_date": "2026-02-27",
      "has_results": true,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 447,
      "location_summary": "Anchorage, Alaska • Kingman, Arizona • Arroyo Grande, California + 303 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03633331"
    },
    {
      "nct_id": "NCT03723928",
      "title": "S1703 Serum Tumor Marker Directed Disease Monitoring in Patients With Hormone Receptor Positive Her2 Negative Metastatic Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Estrogen Receptor Positive",
        "HER2/Neu Negative",
        "Progesterone Receptor Positive",
        "Prognostic Stage IV Breast Cancer AJCC v8",
        "Elevated CA15-3 or CEA or CA27-29"
      ],
      "interventions": [
        {
          "name": "Usual care disease monitoring",
          "type": "OTHER"
        },
        {
          "name": "Serum Tumor Marker directed disease monitoring",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Anxiety Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 739,
      "start_date": "2018-09-17",
      "completion_date": "2036-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 709,
      "location_summary": "Anchorage, Alaska • Fairbanks, Alaska • Kingman, Arizona + 456 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03723928"
    },
    {
      "nct_id": "NCT06369285",
      "title": "A Study of Alisertib in Combination With Endocrine Therapy in Patients With HR-positive, HER2-negative Recurrent or Metastatic Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hormone Receptor Positive HER-2 Negative Breast Cancer",
        "Metastatic Breast Cancer",
        "Recurrent Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Alisertib",
          "type": "DRUG"
        },
        {
          "name": "Endocrine therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Puma Biotechnology, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2024-11-19",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-10",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Beverly Hills, California + 28 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06369285"
    },
    {
      "nct_id": "NCT06105632",
      "title": "A Study to Learn About the Study Medicine Called PF-07220060 in Combination With Fulvestrant in People With HR-positive, HER2-negative Advanced or Metastatic Breast Cancer Who Progressed After a Prior Line of Treatment",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced or Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "PF-07220060 CDK4 inhibitor",
          "type": "DRUG"
        },
        {
          "name": "Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Everolimus",
          "type": "DRUG"
        },
        {
          "name": "Exemestane",
          "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": 333,
      "start_date": "2024-01-09",
      "completion_date": "2028-01-21",
      "has_results": false,
      "last_update_posted_date": "2026-02-13",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 17,
      "location_summary": "Irvine, California • Los Angeles, California • Newport Beach, California + 9 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06105632"
    },
    {
      "nct_id": "NCT03128619",
      "title": "Copanlisib, Letrozole, and Palbociclib in Treating Patients With Hormone Receptor Positive HER2 Negative Stage I-IV Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Estrogen Receptor Positive",
        "HER2/Neu Negative",
        "Invasive Breast Carcinoma",
        "Multifocal Breast Carcinoma",
        "Postmenopausal",
        "Progesterone Receptor Positive",
        "Stage I Breast Cancer",
        "Stage IA Breast Cancer",
        "Stage IB Breast Cancer",
        "Stage II Breast Cancer",
        "Stage IIA Breast Cancer",
        "Stage IIB Breast Cancer",
        "Stage III Breast Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IIIC Breast Cancer",
        "Stage IV Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Biopsy of Breast",
          "type": "PROCEDURE"
        },
        {
          "name": "Copanlisib",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Letrozole",
          "type": "DRUG"
        },
        {
          "name": "Palbociclib",
          "type": "DRUG"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Jonsson 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": 10,
      "start_date": "2017-08-02",
      "completion_date": "2022-03-31",
      "has_results": false,
      "last_update_posted_date": "2022-09-26",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03128619"
    },
    {
      "nct_id": "NCT06625775",
      "title": "Open-Label Study of BBO-10203 in Subjects With Advanced Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor, Adult",
        "Metastatic Breast Cancer",
        "Advanced Breast Cancer",
        "HER2 Mutation-Related Tumors",
        "HER2-positive Metastatic Breast Cancer",
        "KRAS Mutant Metastatic Colorectal Cancer",
        "Metastatic Lung Cancer",
        "Metastatic Colorectal Cancer",
        "Advanced Lung Cancer",
        "HR-positive, HER2-negative Advanced Breast Cancer",
        "HER2-positive Advanced Breast Cancer"
      ],
      "interventions": [
        {
          "name": "BBO-10203",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Ribociclib",
          "type": "DRUG"
        },
        {
          "name": "FOLFOX",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "TheRas, Inc., d/b/a BBOT (BridgeBio Oncology Therapeutics)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 392,
      "start_date": "2024-10-29",
      "completion_date": "2028-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-23",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 19,
      "location_summary": "Duarte, California • Los Angeles, California • San Diego, California + 13 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06625775"
    },
    {
      "nct_id": "NCT03248492",
      "title": "A Study of DS-8201a in Metastatic Breast Cancer Previously Treated With Trastuzumab Emtansine (T-DM1)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "DS-8201a",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Daiichi Sankyo",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 253,
      "start_date": "2017-08-25",
      "completion_date": "2024-05-06",
      "has_results": true,
      "last_update_posted_date": "2025-06-26",
      "last_synced_at": "2026-07-24T13:47:04.099Z",
      "location_count": 36,
      "location_summary": "Anchorage, Alaska • Tucson, Arizona • Los Angeles, California + 26 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03248492"
    }
  ]
}