{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer&page=4",
    "query": {
      "condition": "Breast Cancer",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 7073,
    "total_pages": 708,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Cancer&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T03:10:09.172Z",
  "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": "NCT00715832",
      "title": "A Phase I Cancer Vaccine Study for Patients With Metastatic Breast Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Dendritic Cell Vaccination",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Southern Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 85 Years · Female only"
      },
      "enrollment_count": 25,
      "start_date": "2008-05",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2009-08-26",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 1,
      "location_summary": "Mobile, Alabama",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00715832"
    },
    {
      "nct_id": "NCT05700006",
      "title": "Pilot Observational Study Examining the Effect of Endocrine Therapy on Aging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Neoplasm Female",
        "Arthralgia",
        "Aging"
      ],
      "interventions": [
        {
          "name": "Aromatase inhibitor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "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": 94,
      "start_date": "2022-07-25",
      "completion_date": "2026-02-26",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05700006"
    },
    {
      "nct_id": "NCT04557449",
      "title": "Study to Test the Safety and Tolerability of PF-07220060 in Participants With Advance Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Liposarcoma",
        "Prostate Cancer",
        "Advanced Breast Cancer",
        "NSCLC (Non-small Cell Lung Cancer)",
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "PF-07220060",
          "type": "DRUG"
        },
        {
          "name": "Letrozole",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Fulvestrant",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Midazolam",
          "type": "OTHER"
        },
        {
          "name": "Enzalutamide",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Giredestrant",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Tamoxifen",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT",
        "OTHER"
      ],
      "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": 430,
      "start_date": "2020-09-23",
      "completion_date": "2029-10-07",
      "has_results": false,
      "last_update_posted_date": "2026-10-21",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 14,
      "location_summary": "Los Angeles, California • New Haven, Connecticut • Trumbull, Connecticut + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04557449"
    },
    {
      "nct_id": "NCT06230185",
      "title": "CtDNA Based MRD Testing for NAC Monitoring in TNBC",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "TNBC - Triple-Negative Breast Cancer",
        "Minimal Residual Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Personalis Inc.",
      "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": 422,
      "start_date": "2023-11-09",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-01-07",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 14,
      "location_summary": "Tucson, Arizona • Aurora, Colorado • Washington D.C., District of Columbia + 11 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Miami Beach",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06230185"
    },
    {
      "nct_id": "NCT00627276",
      "title": "Omega-3 Fatty Acids in Treating Women With Newly Diagnosed Ductal Carcinoma In Situ and/or Atypical Ductal Hyperplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "omega-3 fatty acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "120 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 120 Years · Female only"
      },
      "enrollment_count": 16,
      "start_date": "2007-12",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 2,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00627276"
    },
    {
      "nct_id": "NCT03307044",
      "title": "Fractional CO2 Laser Therapy for Survivors of Breast Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Carcinoma",
        "Cancer Survivor",
        "Cervical Carcinoma",
        "Dyspareunia",
        "Vaginal Dryness"
      ],
      "interventions": [
        {
          "name": "Laser Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 66,
      "start_date": "2017-11-16",
      "completion_date": "2022-05-05",
      "has_results": false,
      "last_update_posted_date": "2023-03-20",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03307044"
    },
    {
      "nct_id": "NCT04913064",
      "title": "Effects of White Button Mushroom on Inflammation in Obese Postmenopausal Women at High Risk of Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "White Button Mushroom Extract",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 26,
      "start_date": "2021-07-27",
      "completion_date": "2027-01-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-05",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04913064"
    },
    {
      "nct_id": "NCT04914663",
      "title": "All-extremity Exercise During Breast Cancer Chemotherapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Exercise training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 85 Years · Female only"
      },
      "enrollment_count": 68,
      "start_date": "2024-04-05",
      "completion_date": "2027-01-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-01",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04914663"
    },
    {
      "nct_id": "NCT03377387",
      "title": "Capecitabine 7/7 Schedule With Neratinib in Patients With Metastatic HER2-Positive Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Neratinib",
          "type": "DRUG"
        },
        {
          "name": "EORTC QLQ - BR23, EQ-5D-5L, EORTC QLQ-C30",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "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": 34,
      "start_date": "2017-12-13",
      "completion_date": "2026-10-14",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 10,
      "location_summary": "Hartford, Connecticut • Miami, Florida • Basking Ridge, New Jersey + 7 more",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03377387"
    },
    {
      "nct_id": "NCT03030404",
      "title": "Hereditary Gastric Cancer Syndromes: An Integrated Genomic and Clinicopathologic Study of the Predisposition to Gastric Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Stomach Neoplasms",
        "Stomach Cancer",
        "Gastric Adenocarcinoma and Proximal Polyposis of the Stomach (GAPPS)",
        "Hereditary Diffuse Gastric Cancer (HDGC)",
        "Familial Diffuse Gastric Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 733,
      "start_date": "2017-01-27",
      "completion_date": "2025-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-27T03:10:09.172Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03030404"
    }
  ]
}