{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Pretreated+Unresectable+Locally+Advanced+or+Metastatic+HER2%2B+Breast+Cancer",
    "query": {
      "condition": "Pretreated Unresectable Locally Advanced or Metastatic HER2+ Breast Cancer"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-21T21:32:48.505Z",
  "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": "NCT05091528",
      "title": "A Safety and Activity Study of SBT6050 in Combination With Other HER2-directed Therapies for HER2-positive Cancers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "HER2-positive Breast Cancer",
        "HER2-positive Gastric Cancer",
        "HER2-positive Colorectal Cancer",
        "HER2-expressing Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "SBT6050",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab deruxtecan",
          "type": "DRUG"
        },
        {
          "name": "tucatinib",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "capecitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Silverback Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2022-02-08",
      "completion_date": "2022-07-07",
      "has_results": true,
      "last_update_posted_date": "2022-08-18",
      "last_synced_at": "2026-07-21T21:32:48.505Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05091528"
    },
    {
      "nct_id": "NCT05098210",
      "title": "Personalized Neo-Antigen Peptide Vaccine for the Treatment of Stage IIIC-IV Melanoma, Hormone Receptor Positive HER2 Negative Metastatic Refractory Breast Cancer or Stage III-IV Non-Small Cell Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Clinical Stage IV Cutaneous Melanoma AJCC v8",
        "Locally Advanced Cutaneous Melanoma",
        "Locally Advanced Mucosal Melanoma",
        "Metastatic Acral Melanoma",
        "Metastatic Conjunctival Melanoma",
        "Metastatic Cutaneous Melanoma",
        "Metastatic HER2-Negative Breast Carcinoma",
        "Metastatic Hormone Receptor-Positive Breast Carcinoma",
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Metastatic Malignant Solid Neoplasm",
        "Metastatic Mucosal Melanoma",
        "Pathologic Stage IIIC Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIID Cutaneous Melanoma AJCC v8",
        "Recurrent Cutaneous Melanoma",
        "Recurrent HER2-Negative Breast Carcinoma",
        "Recurrent Hormone Receptor-Positive Breast Carcinoma",
        "Recurrent Lung Non-Small Cell Carcinoma",
        "Recurrent Mucosal Melanoma",
        "Stage III Lung Cancer AJCC v8",
        "Stage IV Lung Cancer AJCC v8",
        "Unresectable Acral Melanoma",
        "Unresectable Cutaneous Melanoma",
        "Unresectable Lung Non-Small Cell Carcinoma",
        "Unresectable Mucosal Melanoma"
      ],
      "interventions": [
        {
          "name": "Neoantigen Peptide Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Poly ICLC",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2022-06-09",
      "completion_date": "2028-11-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-07-21T21:32:48.505Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05098210"
    },
    {
      "nct_id": "NCT05458674",
      "title": "Tucatinib+Trastuzumab+Eribulin in HER2+ MBC",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Pretreated Unresectable Locally Advanced or Metastatic HER2+ Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Tucatinib",
          "type": "DRUG"
        },
        {
          "name": "Eribulin",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Criterium, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2024-01-30",
      "completion_date": "2027-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-07-21T21:32:48.505Z",
      "location_count": 6,
      "location_summary": "Aurora, Colorado • Washington D.C., District of Columbia • Albuquerque, New Mexico + 3 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        },
        {
          "city": "Issaquah",
          "state": "Washington"
        },
        {
          "city": "Spokane Valley",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05458674"
    },
    {
      "nct_id": "NCT02614794",
      "title": "A Study of Tucatinib vs. Placebo in Combination With Capecitabine & Trastuzumab in Patients With Advanced HER2+ Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HER2 Positive Breast Cancer"
      ],
      "interventions": [
        {
          "name": "tucatinib",
          "type": "DRUG"
        },
        {
          "name": "capecitabine",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Seagen Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 612,
      "start_date": "2016-01-28",
      "completion_date": "2022-08-11",
      "has_results": true,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-07-21T21:32:48.505Z",
      "location_count": 81,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Goodyear, Arizona + 66 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02614794"
    }
  ]
}