{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Metastatic+HER2-negative+Breast&page=4",
    "query": {
      "condition": "Metastatic HER2-negative Breast",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 381,
    "total_pages": 39,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Metastatic+HER2-negative+Breast&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Metastatic+HER2-negative+Breast&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T11:23:14.933Z",
  "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": "NCT04799249",
      "title": "Trilaciclib, a CDK 4/6 Inhibitor, in Patients Receiving Gemcitabine and Carboplatin for Metastatic Triple-Negative Breast Cancer (TNBC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "TNBC - Triple-Negative Breast Cancer",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Trilaciclib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "G1 Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 194,
      "start_date": "2021-05-14",
      "completion_date": "2024-05-24",
      "has_results": false,
      "last_update_posted_date": "2024-08-01",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 16,
      "location_summary": "Gilbert, Arizona • Washington D.C., District of Columbia • St. Petersburg, Florida + 13 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Clinton",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04799249"
    },
    {
      "nct_id": "NCT06875128",
      "title": "Evaluation of the Safety and Efficacy of Treatment w/High Dose Melphalan Given Directly Into the Liver Followed by Treatment w/Approved Cancer Treatment or Approved Cancer Treatment Alone in Patients w/ Metastatic Breast Cancer w/Liver Dominant Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Breast Cancer in the Liver"
      ],
      "interventions": [
        {
          "name": "Melphalan/HDS followed by Physician's choice of SOC (eribulin, vinorelbine, or capecitabine)",
          "type": "DRUG"
        },
        {
          "name": "Physician's choice of SOC (eribulin, vinorelbine, or capecitabine)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Delcath Systems Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2026-01-29",
      "completion_date": "2029-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 4,
      "location_summary": "Tampa, Florida • Cleveland, Ohio • Columbus, Ohio + 1 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06875128"
    },
    {
      "nct_id": "NCT01610284",
      "title": "Phase III Study of BKM120/Placebo With Fulvestrant in Postmenopausal Patients With Hormone Receptor Positive HER2-negative Locally Advanced or Metastatic Breast Cancer Refractory to Aromatase Inhibitor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "BKM120",
          "type": "DRUG"
        },
        {
          "name": "BKM120 matching placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "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": 1147,
      "start_date": "2012-08-07",
      "completion_date": "2019-04-19",
      "has_results": true,
      "last_update_posted_date": "2020-08-25",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 61,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Fayetteville, Arkansas + 51 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Arcadia",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01610284"
    },
    {
      "nct_id": "NCT04711252",
      "title": "A Comparative Study of AZD9833 Plus Palbociclib Versus Anastrozole Plus Palbociclib in Patients With ER-Positive HER2 Negative Breast Cancer Who Have Not Received Any Systemic Treatment for Advanced Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "ER-Positive HER2-Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "AZD9833",
          "type": "DRUG"
        },
        {
          "name": "Anastrozole",
          "type": "DRUG"
        },
        {
          "name": "Anastrozole placebo",
          "type": "DRUG"
        },
        {
          "name": "AZD9833 placebo",
          "type": "DRUG"
        },
        {
          "name": "Palbociclib",
          "type": "DRUG"
        },
        {
          "name": "Luteinizing hormone-releasing hormone (LHRH) agonist",
          "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": 1371,
      "start_date": "2021-01-28",
      "completion_date": "2029-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 30,
      "location_summary": "Mobile, Alabama • Springdale, Arkansas • Harbor City, California + 25 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Springdale",
          "state": "Arkansas"
        },
        {
          "city": "Harbor City",
          "state": "California"
        },
        {
          "city": "Solvang",
          "state": "California"
        },
        {
          "city": "Lone Tree",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04711252"
    },
    {
      "nct_id": "NCT07112053",
      "title": "A Vaccine (STEMVAC) With Standard Endocrine-Based Therapy or Chemotherapy for the Treatment of Metastatic Hormone Receptor Positive, HER2 Negative Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Metastatic HER2-Negative Breast Carcinoma",
        "Metastatic Hormone Receptor-Positive Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "CD105/Yb-1/SOX2/CDH3/MDM2-polyepitope Plasmid DNA Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclin-Dependent Kinase 4 Inhibitor",
          "type": "DRUG"
        },
        {
          "name": "Cyclin-Dependent Kinase 6 Inhibitor",
          "type": "DRUG"
        },
        {
          "name": "F-18 16 Alpha-Fluoroestradiol",
          "type": "DRUG"
        },
        {
          "name": "Hormone Therapy",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Abemaciclib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2025-11-17",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07112053"
    },
    {
      "nct_id": "NCT06760637",
      "title": "Study of PF-07220060 With Letrozole in Adults With HR-positive HER2-negative Breast Cancer Who Have Not Received Anticancer Treatment for Advanced/Metastatic Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "PF-07220060",
          "type": "DRUG"
        },
        {
          "name": "letrozole",
          "type": "DRUG"
        },
        {
          "name": "abemaciclib",
          "type": "DRUG"
        },
        {
          "name": "palbociclib",
          "type": "DRUG"
        },
        {
          "name": "ribociclib",
          "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": 1035,
      "start_date": "2025-01-06",
      "completion_date": "2037-12-29",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 218,
      "location_summary": "Birmingham, Alabama • Chandler, Arizona • Gilbert, Arizona + 135 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06760637"
    },
    {
      "nct_id": "NCT06757634",
      "title": "Phase 3 Study of Gedatolisib as First-Line Treatment for Patients With HR-Positive, HER2-Negative Advanced Breast Cancer (VIKTORIA-2)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Arm A: Gedatolisib + Palbociclib + Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Arm B: Ribociclib + Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Arm C: Gedatolisib + Palbociclib + Letrozole",
          "type": "DRUG"
        },
        {
          "name": "Arm D: Ribociclib + Letrozole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Celcuity Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1180,
      "start_date": "2025-07-24",
      "completion_date": "2033-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-09",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 30,
      "location_summary": "Jonesboro, Arkansas • Little Rock, Arkansas • Duarte, California + 27 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06757634"
    },
    {
      "nct_id": "NCT00827567",
      "title": "Trial of RAD001 in Triple Negative Metastatic Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "RAD 001",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Milton S. Hershey 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": 6,
      "start_date": "2009-04",
      "completion_date": "2011-02",
      "has_results": true,
      "last_update_posted_date": "2014-01-13",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00827567"
    },
    {
      "nct_id": "NCT07060807",
      "title": "A Clinical Study of Patritumab Deruxtecan to Treat Breast Cancer (MK-1022-016)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Neoplasms"
      ],
      "interventions": [
        {
          "name": "Patritumab deruxtecan",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Nab-paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Pegylated liposomal doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab deruxtecan",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Rescue Medication",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2025-07-21",
      "completion_date": "2033-07-14",
      "has_results": false,
      "last_update_posted_date": "2026-10-08",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 34,
      "location_summary": "Daphne, Alabama • Tucson, Arizona • Los Angeles, California + 27 more",
      "locations": [
        {
          "city": "Daphne",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Grand Junction",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07060807"
    },
    {
      "nct_id": "NCT02792114",
      "title": "T-Cell Therapy for Advanced Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Metastatic HER2-negative Breast"
      ],
      "interventions": [
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Mesothelin-targeted T cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "AP1903",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer 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": 186,
      "start_date": "2016-06",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-10-11T11:23:14.933Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02792114"
    }
  ]
}