{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+4+Breast+Cancer",
    "query": {
      "condition": "Stage 4 Breast Cancer"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 905,
    "total_pages": 91,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+4+Breast+Cancer&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T10:11:59.843Z",
  "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": "NCT03823144",
      "title": "Intravital Microscopy in Human Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Solid Tumor, Adult",
        "Clinical Stage IV Gastric Cancer AJCC v8",
        "Malignant Solid Neoplasm",
        "Metastatic Colorectal Carcinoma",
        "Metastatic Gastric Carcinoma",
        "Metastatic Primary Malignant Brain Neoplasm",
        "Metastatic Sarcoma",
        "Postneoadjuvant Therapy Stage IV Gastric Cancer AJCC v8",
        "Resectable Colorectal Carcinoma",
        "Resectable Liver and Intrahepatic Bile Duct Carcinoma",
        "Resectable Pancreatic Carcinoma",
        "Resectable Sarcoma",
        "Stage IV Colorectal Cancer AJCC v8",
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Malignant Brain Neoplasm",
        "Metastatic Breast Carcinoma",
        "Metastatic Liver Carcinoma",
        "Metastatic Pancreatic Carcinoma",
        "Resectable Brain Neoplasm",
        "Resectable Breast Carcinoma",
        "Resectable Gastric Carcinoma",
        "Stage IV Hepatocellular Carcinoma AJCC v8",
        "Stage IV Pancreatic Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Diagnostic Microscopy",
          "type": "DEVICE"
        },
        {
          "name": "Fluorescein Sodium Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 85,
      "start_date": "2019-02-28",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03823144"
    },
    {
      "nct_id": "NCT00008411",
      "title": "Docetaxel in Treating Patients With Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Docetaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson 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": 90,
      "start_date": "1999-12",
      "completion_date": "2007-01",
      "has_results": false,
      "last_update_posted_date": "2012-07-30",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 2,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00008411"
    },
    {
      "nct_id": "NCT00101972",
      "title": "RAV12 in Treating Patients With Metastatic or Recurrent Adenocarcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "monoclonal antibody RAV12",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "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": 53,
      "start_date": "2004-12",
      "completion_date": "2008-05",
      "has_results": false,
      "last_update_posted_date": "2022-02-22",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 5,
      "location_summary": "Santa Monica, California • Washington D.C., District of Columbia • Miami, Florida + 2 more",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00101972"
    },
    {
      "nct_id": "NCT00003899",
      "title": "Chemotherapy Plus Bone Marrow or Peripheral Stem Cell Transplantation in Treating Patients With Recurrent or Refractory Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "thiotepa",
          "type": "DRUG"
        },
        {
          "name": "autologous bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "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": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": null,
      "start_date": "1999-01",
      "completion_date": "2001-11",
      "has_results": false,
      "last_update_posted_date": "2016-10-04",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003899"
    },
    {
      "nct_id": "NCT01552434",
      "title": "Bevacizumab and Temsirolimus Alone or in Combination With Valproic Acid or Cetuximab in Treating Patients With Advanced or Metastatic Malignancy or Other Benign Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Malignant Neoplasm",
        "Castleman Disease",
        "Digestive System Carcinoma",
        "Erdheim-Chester Disease",
        "Lip and Oral Cavity Carcinoma",
        "Lymphangioleiomyomatosis",
        "Malignant Endocrine Neoplasm",
        "Malignant Female Reproductive System Neoplasm",
        "Malignant Male Reproductive System Neoplasm",
        "Malignant Neoplasm",
        "Malignant Respiratory Tract Neoplasm",
        "Malignant Thoracic Neoplasm",
        "Malignant Urinary System Neoplasm",
        "Mesothelial Neoplasm",
        "Metastatic Malignant Neoplasm",
        "Metastatic Urothelial Carcinoma",
        "Neurofibromatosis Type 2",
        "Recurrent Adult Soft Tissue Sarcoma",
        "Recurrent Breast Carcinoma",
        "Recurrent Childhood Soft Tissue Sarcoma",
        "Recurrent Digestive System Carcinoma",
        "Recurrent Female Reproductive System Carcinoma",
        "Recurrent Male Reproductive System Carcinoma",
        "Recurrent Malignant Neoplasm",
        "Recurrent Pharyngeal Carcinoma",
        "Recurrent Thyroid Gland Carcinoma",
        "Refractory Malignant Neoplasm",
        "Soft Tissue Neoplasm",
        "Stage III Breast Cancer AJCC v7",
        "Stage III Pharyngeal Cancer",
        "Stage IIIA Breast Cancer AJCC v7",
        "Stage IIIB Breast Cancer AJCC v7",
        "Stage IIIC Breast Cancer AJCC v7",
        "Stage IV Breast Cancer AJCC v6 and v7",
        "Stage IV Pharyngeal Cancer",
        "Stage IVA Pharyngeal Cancer",
        "Stage IVB Pharyngeal Cancer",
        "Stage IVC Pharyngeal Cancer",
        "Thyroid Gland Neoplasm"
      ],
      "interventions": [
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Temsirolimus",
          "type": "DRUG"
        },
        {
          "name": "Valproic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 154,
      "start_date": "2012-10-16",
      "completion_date": "2026-05-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01552434"
    },
    {
      "nct_id": "NCT00005807",
      "title": "Treating Patients With Advanced Solid Tumors, Breast Cancer or Recurrent Ovarian Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Ovarian Cancer",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "BMS-247550",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Albert Einstein College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 40,
      "start_date": "2000-07",
      "completion_date": "2004-08",
      "has_results": false,
      "last_update_posted_date": "2018-10-09",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 2,
      "location_summary": "New York, New York • The Bronx, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005807"
    },
    {
      "nct_id": "NCT00910884",
      "title": "Plant Extracted Natural Compounds Impact on Stage IV Breast Cancer Survival Time and Remission.",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "therapeutic dietary intervention",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Brabant Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2020-09",
      "completion_date": "2021-09",
      "has_results": false,
      "last_update_posted_date": "2020-01-18",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 1,
      "location_summary": "Spokane Valley, Washington",
      "locations": [
        {
          "city": "Spokane Valley",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00910884"
    },
    {
      "nct_id": "NCT02046421",
      "title": "Carboplatin, Gemcitabine Hydrochloride, and Mifepristone in Treating Patients With Advanced Breast Cancer or Recurrent or Persistent Ovarian Epithelial, Fallopian Tube, or Primary Peritoneal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Male Breast Cancer",
        "Recurrent Breast Cancer",
        "Recurrent Fallopian Tube Cancer",
        "Recurrent Ovarian Epithelial Cancer",
        "Recurrent Primary Peritoneal Cavity Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IIIC Breast Cancer",
        "Stage IV Breast Cancer"
      ],
      "interventions": [
        {
          "name": "mifepristone",
          "type": "DRUG"
        },
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "gemcitabine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "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": "2013-11",
      "completion_date": "2018-05",
      "has_results": false,
      "last_update_posted_date": "2018-09-11",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Evanston, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02046421"
    },
    {
      "nct_id": "NCT00795678",
      "title": "Chemotherapeutic Agents in Brain/Breast",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Metastatic Cancer"
      ],
      "interventions": [
        {
          "name": "capecitabine",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "gemcitabine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "lapatinib ditosylate",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "vinorelbine ditartrate",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Case Comprehensive 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": 10,
      "start_date": "2008-09",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2013-08-02",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 2,
      "location_summary": "New York, New York • Cleveland, Ohio",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00795678"
    },
    {
      "nct_id": "NCT00107484",
      "title": "Magnetic Resonance Imaging Using Ferumoxtran-10 in Finding Metastases to the Axillary Lymph Nodes in Patients With Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "ferumoxtran-10",
          "type": "DRUG"
        },
        {
          "name": "magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "sentinel lymph node biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2005-09",
      "completion_date": "2006-10",
      "has_results": false,
      "last_update_posted_date": "2010-05-03",
      "last_synced_at": "2026-07-24T10:11:59.843Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00107484"
    }
  ]
}