{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=HER2-+Breast+Cancer&page=5",
    "query": {
      "condition": "HER2- Breast Cancer",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 1358,
    "total_pages": 136,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=HER2-+Breast+Cancer&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=HER2-+Breast+Cancer&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T21:25:05.706Z",
  "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": "NCT00773344",
      "title": "Clinical Trial of the Combination of Trastuzumab (Herceptin) and Tanespimycin in Patients With Solid Tumors and Her2 Positive Metastatic Breast Cancer That Have Previously Failed Herceptin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumors",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Tanespimycin",
          "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": 25,
      "start_date": "2005-12",
      "completion_date": "2009-08",
      "has_results": false,
      "last_update_posted_date": "2015-11-04",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Tucson, Arizona • New York, New York",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00773344"
    },
    {
      "nct_id": "NCT02492711",
      "title": "Margetuximab Plus Chemotherapy vs Trastuzumab Plus Chemotherapy in the Treatment of HER2+ Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HER-2 Positive Breast Cancer",
        "Metastatic Neoplasm"
      ],
      "interventions": [
        {
          "name": "Margetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Physician's choice of chemotherapy.",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "MacroGenics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 624,
      "start_date": "2015-08-24",
      "completion_date": "2022-06-14",
      "has_results": true,
      "last_update_posted_date": "2025-03-17",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 62,
      "location_summary": "Chandler, Arizona • Gilbert, Arizona • Goodyear, Arizona + 57 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02492711"
    },
    {
      "nct_id": "NCT06827236",
      "title": "A Clinical Study to Find the Optimal Dose of an Investigational Treatment Called BNT323 When Used in Combination With Another Investigational Treatment, BNT327, and to Test if That Combination Treatment is Safe and Beneficial for Patients With Advanced Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Locally Advanced Breast Cancer",
        "Unresectable Breast Carcinoma",
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "BNT323",
          "type": "DRUG"
        },
        {
          "name": "BNT327",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioNTech SE",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 380,
      "start_date": "2025-04-23",
      "completion_date": "2029-08",
      "has_results": false,
      "last_update_posted_date": "2026-10-15",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 28,
      "location_summary": "Beverly Hills, California • Newport Beach, California • Port Saint Lucie, Florida + 18 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Port Saint Lucie",
          "state": "Florida"
        },
        {
          "city": "Athens",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06827236"
    },
    {
      "nct_id": "NCT00303992",
      "title": "Trastuzumab and Irinotecan in Treating Patients With HER2/Neu Positive Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "irinotecan hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "Up to 120 Years"
      },
      "enrollment_count": 9,
      "start_date": "2004-05",
      "completion_date": "2013-01",
      "has_results": false,
      "last_update_posted_date": "2018-01-17",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00303992"
    },
    {
      "nct_id": "NCT00597597",
      "title": "Phase II Open-Label Trial of Tarceva in Women With Metastatic, Hormone- and HER2-Negative Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Erlotinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rush University Medical 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": 11,
      "start_date": "2007-04",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2023-05-17",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00597597"
    },
    {
      "nct_id": "NCT02599194",
      "title": "18F-FSPG PET/CT for Cancer Patients on Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "B-Cell Neoplasm",
        "Estrogen Receptor Negative",
        "HER2/Neu Negative",
        "Metastatic Renal Cell Cancer",
        "Progesterone Receptor Negative",
        "Stage III Mesothelioma",
        "Stage III Renal Cell Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIA Non-Small Cell Lung Cancer",
        "Stage IIIB Non-Small Cell Lung Cancer",
        "Stage IIIC Breast Cancer",
        "Stage IV Breast Cancer",
        "Stage IV Mesothelioma",
        "Stage IV Non-Small Cell Lung Cancer",
        "Stage IV Renal Cell Cancer",
        "Triple-Negative Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "18F-FSPG",
          "type": "DRUG"
        },
        {
          "name": "18F-FDG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Andrei Iagaru",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2015-07",
      "completion_date": "2016-12-14",
      "has_results": true,
      "last_update_posted_date": "2019-01-03",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02599194"
    },
    {
      "nct_id": "NCT04553770",
      "title": "Trastuzumab Deruxtecan Alone or in Combination With Anastrozole for the Treatment of Early Stage HER2 Low, Hormone Receptor Positive Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Early-stage Breast Cancer",
        "Hormone Receptor Positive Breast Carcinoma",
        "Invasive Breast Cancer",
        "Stage II Breast Cancer",
        "Stage IIA Breast Cancer",
        "Stage IIB Breast Cancer",
        "Stage III Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Anastrozole",
          "type": "DRUG"
        },
        {
          "name": "Therapeutic Conventional Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Trastuzumab Deruxtecan",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "Jonsson Comprehensive 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": 88,
      "start_date": "2020-10-09",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 9,
      "location_summary": "Fullerton, California • Los Alamitos, California • Los Angeles, California + 6 more",
      "locations": [
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Los Alamitos",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Whittier",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04553770"
    },
    {
      "nct_id": "NCT03387553",
      "title": "HER2 Directed Dendritic Cell Vaccine During Neoadjuvant Therapy of HER2+Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Breast Cancer Female",
        "Breast Cancer, Male",
        "Invasive Breast Cancer",
        "HER2-positive Breast Cancer",
        "HER2 Positive Breast Carcinoma",
        "Stage II Breast Cancer",
        "Stage III Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Dendritic Cell Vaccine (DC1)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Neoadjuvant Chemotherapy",
          "type": "DRUG"
        },
        {
          "name": "Curative Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2018-06-06",
      "completion_date": "2026-02-19",
      "has_results": false,
      "last_update_posted_date": "2026-09-23",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03387553"
    },
    {
      "nct_id": "NCT07402473",
      "title": "Optimize Neoadjuvant Therapy in HER2-Positive Early-Stage Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HER2-positive Early-stage Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Pertuzumab",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 50,
      "start_date": "2026-03-26",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 7,
      "location_summary": "Elizabeth, New Jersey • Hamilton, New Jersey • Long Branch, New Jersey + 4 more",
      "locations": [
        {
          "city": "Elizabeth",
          "state": "New Jersey"
        },
        {
          "city": "Hamilton",
          "state": "New Jersey"
        },
        {
          "city": "Long Branch",
          "state": "New Jersey"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Newark",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07402473"
    },
    {
      "nct_id": "NCT00959946",
      "title": "Study Of Bosutinib With Capecitabine In Solid Tumors And Locally Advanced Or Metastatic Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Advanced Breast Cancer (Parts 1 and 2)",
        "Advanced Pancreatic Cancer (Part 1)",
        "Advanced Colorectal Cancer (Part 1)",
        "Advanced Cholangiocarcinoma (Part 1)",
        "Advanced Glioblastoma Multiforme (Part 1)"
      ],
      "interventions": [
        {
          "name": "Bosutinib",
          "type": "DRUG"
        },
        {
          "name": "Capecitabine",
          "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": 32,
      "start_date": "2009-09",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2013-02-22",
      "last_synced_at": "2026-10-23T21:25:05.706Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Detroit, Michigan",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00959946"
    }
  ]
}