{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Metastatic+HER2%2B+Advanced+Breast+Cancer&page=8",
    "query": {
      "condition": "Metastatic HER2+ Advanced Breast Cancer",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 339,
    "total_pages": 34,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Metastatic+HER2%2B+Advanced+Breast+Cancer&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Metastatic+HER2%2B+Advanced+Breast+Cancer&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T14:50:12.604Z",
  "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": "NCT05654532",
      "title": "Study of AC699 in Patients With Estrogen Receptor Positive/Human Epidermal Growth Factor Receptor 2 Negative (ER+/HER2-) Locally Advanced or Metastatic Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "AC699",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Accutar 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": 100,
      "start_date": "2022-12-29",
      "completion_date": "2026-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 9,
      "location_summary": "Denver, Colorado • Orlando, Florida • Sarasota, Florida + 6 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05654532"
    },
    {
      "nct_id": "NCT01226316",
      "title": "Safety, Tolerability & Potential Anti-cancer Activity of Increasing Doses of AZD5363 in Different Treatment Schedules",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Solid Malignancy",
        "Safety and Tolerability",
        "Pharmacokinetics",
        "Pharmacodynamics",
        "Tumour Response",
        "Advanced or Metastatic Breast Cancer",
        "Ovarian Cancer",
        "Cervical Cancer",
        "Endometrial Cancer",
        "PIK3CA",
        "AKT1",
        "PTEN",
        "ER Positive",
        "HER2 Positive"
      ],
      "interventions": [
        {
          "name": "AZD5363",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 285,
      "start_date": "2010-12-01",
      "completion_date": "2024-12-03",
      "has_results": false,
      "last_update_posted_date": "2025-06-29",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 12,
      "location_summary": "Los Angeles, California • Stanford, California • West Hollywood, California + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "West Hollywood",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01226316"
    },
    {
      "nct_id": "NCT01238952",
      "title": "Study of NK012 and Carboplatin in Solid Tumors With Dose Expansion in Triple Negative Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Solid Tumors",
        "Metastatic Triple Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "NK012 and carboplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nippon Kayaku Co., Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2010-07",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2014-11-13",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01238952"
    },
    {
      "nct_id": "NCT05323955",
      "title": "Secondary BRain Metastases Prevention After Isolated Intracranial Progression on Trastuzumab/Pertuzumab or T-DM1 in Patients With aDvanced Human Epidermal Growth Factor Receptor 2+ brEast Cancer With the Addition of Tucatinib",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain Metastases",
        "Human Epidermal Growth Factor 2 Positive Carcinoma of Breast",
        "Advanced Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab Emtansine (T-DM1)",
          "type": "DRUG"
        },
        {
          "name": "Pertuzumab",
          "type": "DRUG"
        },
        {
          "name": "Tucatinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Carey Anders, M.D.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2023-03-23",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-23",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • Boston, Massachusetts • Ann Arbor, Michigan + 5 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05323955"
    },
    {
      "nct_id": "NCT04396626",
      "title": "HR+/ HER2- Advanced/ Metastatic Breast Cancer Real World Treatment Patterns and Outcomes",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 975,
      "start_date": "2019-11-18",
      "completion_date": "2020-05-31",
      "has_results": true,
      "last_update_posted_date": "2023-04-27",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04396626"
    },
    {
      "nct_id": "NCT04351230",
      "title": "T-DM1 With or Without Abemaciclib for the Treatment of HER2-Positive Metastatic Breast Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "HER2 Positive Breast Carcinoma",
        "Metastatic Breast Carcinoma",
        "Prognostic Stage IV Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Abemaciclib",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab Emtansine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Academic and Community Cancer Research United",
      "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": "2020-11-11",
      "completion_date": "2022-02-16",
      "has_results": false,
      "last_update_posted_date": "2022-05-26",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 6,
      "location_summary": "Yuma, Arizona • Jacksonville, Florida • Urbana, Illinois + 3 more",
      "locations": [
        {
          "city": "Yuma",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Urbana",
          "state": "Illinois"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04351230"
    },
    {
      "nct_id": "NCT01740427",
      "title": "A Study of Palbociclib (PD-0332991) + Letrozole vs. Letrozole For 1st Line Treatment Of Postmenopausal Women With ER+/HER2- Advanced Breast Cancer (PALOMA-2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Neoplasms"
      ],
      "interventions": [
        {
          "name": "PD-0332991",
          "type": "DRUG"
        },
        {
          "name": "Letrozole",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "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": 666,
      "start_date": "2013-02-22",
      "completion_date": "2023-11-09",
      "has_results": true,
      "last_update_posted_date": "2024-11-14",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 136,
      "location_summary": "Bellflower, California • Beverly Hills, California • Fullerton, California + 83 more",
      "locations": [
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01740427"
    },
    {
      "nct_id": "NCT04704661",
      "title": "Testing the Combination of Two Anti-cancer Drugs, DS-8201a and AZD6738, for The Treatment of Advanced Solid Tumors Expressing the HER2 Protein or Gene, The DASH Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Breast Carcinoma",
        "Advanced Colon Carcinoma",
        "Advanced Colorectal Carcinoma",
        "Advanced Endometrial Carcinoma",
        "Advanced Gastric Carcinoma",
        "Advanced Gastroesophageal Junction Adenocarcinoma",
        "Advanced Malignant Solid Neoplasm",
        "Advanced Salivary Gland Carcinoma",
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Clinical Stage III Gastric Cancer AJCC v8",
        "Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Clinical Stage IV Gastric Cancer AJCC v8",
        "Clinical Stage IV Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "HER2-Positive Breast Carcinoma",
        "Malignant Hepatobiliary Neoplasm",
        "Metastatic Breast Carcinoma",
        "Metastatic Colon Carcinoma",
        "Metastatic Colorectal Carcinoma",
        "Metastatic Endometrial Carcinoma",
        "Metastatic Gastric Carcinoma",
        "Metastatic Gastroesophageal Junction Adenocarcinoma",
        "Metastatic Malignant Solid Neoplasm",
        "Metastatic Salivary Gland Carcinoma",
        "Stage III Colon Cancer AJCC v8",
        "Stage III Colorectal Cancer AJCC v8",
        "Stage III Major Salivary Gland Cancer AJCC v8",
        "Stage III Uterine Corpus Carcinoma or Carcinosarcoma AJCC v8",
        "Stage IV Colon Cancer AJCC v8",
        "Stage IV Colorectal Cancer AJCC v8",
        "Stage IV Major Salivary Gland Cancer AJCC v8",
        "Stage IV Uterine Corpus Carcinoma or Carcinosarcoma AJCC v8",
        "Unresectable Breast Carcinoma",
        "Unresectable Colon Carcinoma",
        "Unresectable Colorectal Carcinoma",
        "Unresectable Endometrial Carcinoma",
        "Unresectable Gastric Carcinoma",
        "Unresectable Gastroesophageal Junction Adenocarcinoma",
        "Unresectable Malignant Solid Neoplasm",
        "Unresectable Salivary Gland Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Ceralasertib",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Trastuzumab Deruxtecan",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "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": 51,
      "start_date": "2021-08-09",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 23,
      "location_summary": "Irvine, California • Los Angeles, California • Orange, California + 16 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04704661"
    },
    {
      "nct_id": "NCT02892123",
      "title": "Trial of ZW25 (Zanidatamab) in Patients With Advanced HER2-expressing Cancers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HER2-expressing Cancers"
      ],
      "interventions": [
        {
          "name": "ZW25 (Zanidatamab)",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Vinorelbine",
          "type": "DRUG"
        },
        {
          "name": "Tucatinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jazz Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 279,
      "start_date": "2016-09-30",
      "completion_date": "2024-10-31",
      "has_results": false,
      "last_update_posted_date": "2024-11-27",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 9,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Newport Beach, California + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02892123"
    },
    {
      "nct_id": "NCT04606446",
      "title": "Study of PF-07248144 in Advanced or Metastatic Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Locally Advanced or Metastatic ER+ HER2- Breast Cancer",
        "Locally Advanced or Metastatic Castration-resistant Prostate Cancer",
        "Locally Advanced or Metastatic Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "PF-07248144",
          "type": "DRUG"
        },
        {
          "name": "Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Letrozole",
          "type": "DRUG"
        },
        {
          "name": "Palbociclib",
          "type": "DRUG"
        },
        {
          "name": "PF-07220060",
          "type": "DRUG"
        },
        {
          "name": "PF-07850327, ARV-471, vepdegestrant",
          "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": 320,
      "start_date": "2020-11-16",
      "completion_date": "2029-08-10",
      "has_results": false,
      "last_update_posted_date": "2026-04-16",
      "last_synced_at": "2026-10-14T14:50:12.604Z",
      "location_count": 23,
      "location_summary": "Scottsdale, Arizona • Los Angeles, California • San Francisco, California + 11 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04606446"
    }
  ]
}