{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tamoxifen+Citrate&page=4",
    "query": {
      "intervention": "Tamoxifen Citrate",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 291,
    "total_pages": 30,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tamoxifen+Citrate&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tamoxifen+Citrate&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T09:10:20.742Z",
  "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": "NCT00190593",
      "title": "Raloxifene Use for The Heart",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Breast Neoplasms"
      ],
      "interventions": [
        {
          "name": "raloxifene",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "55 Years and older · Female only"
      },
      "enrollment_count": 10000,
      "start_date": "1998-06",
      "completion_date": "2005-11",
      "has_results": false,
      "last_update_posted_date": "2007-01-26",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00190593"
    },
    {
      "nct_id": "NCT02903121",
      "title": "Treatment of Unfavorable Bleeding Patterns in Contraceptive Implant Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bleeding",
        "Implants",
        "Breakthrough Bleeding"
      ],
      "interventions": [
        {
          "name": "Tamoxifen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Tamoxifen (open label)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "15 Years to 45 Years · Female only"
      },
      "enrollment_count": 109,
      "start_date": "2017-01-20",
      "completion_date": "2019-06-05",
      "has_results": true,
      "last_update_posted_date": "2020-07-15",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02903121"
    },
    {
      "nct_id": "NCT00034125",
      "title": "Phase 3 Study of LY353381 Vs Tamoxifen in Women With Locally Advanced or Metastatic Breast Cancer.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Neoplasms"
      ],
      "interventions": [
        {
          "name": "LY353381",
          "type": "DRUG"
        },
        {
          "name": "tamoxifen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "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": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2006-07-19",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 4,
      "location_summary": "Miami, Florida • Shreveport, Louisiana • Boston, Massachusetts + 1 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00034125"
    },
    {
      "nct_id": "NCT00001504",
      "title": "A Phase I Trial of Tamoxifen and 9-Cis-Retinoic Acid in Breast Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Breast Neoplasm"
      ],
      "interventions": [
        {
          "name": "9-cis-Retinoic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 18,
      "start_date": "1996-05",
      "completion_date": "2002-01",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001504"
    },
    {
      "nct_id": "NCT00014638",
      "title": "Letrozole in Treating Postmenopausal Women With Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "letrozole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "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": null,
      "start_date": "2001-01",
      "completion_date": "2002-03",
      "has_results": false,
      "last_update_posted_date": "2013-02-21",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 20,
      "location_summary": "Berkeley, California • Long Beach, California • Hollywood, Florida + 17 more",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Pinecrest",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00014638"
    },
    {
      "nct_id": "NCT00006369",
      "title": "ERA-923 in Treating Postmenopausal Women With Metastatic Breast Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "ERA-923",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": null,
      "start_date": "2000-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-11-06",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006369"
    },
    {
      "nct_id": "NCT06218303",
      "title": "Prototype DAA/TAA Vaccine Targeting MUC1 for Immune Interception and Prevention in Ductal Carcinoma In Situ",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Ductal Carcinoma in Situ"
      ],
      "interventions": [
        {
          "name": "MUC1 Peptide Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hiltonol®",
          "type": "DRUG"
        },
        {
          "name": "Aromatase Inhibitor",
          "type": "DRUG"
        },
        {
          "name": "Selective estrogen receptor modulator (SERM)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Finn, Olivera, PhD",
      "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": 50,
      "start_date": "2024-02-07",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06218303"
    },
    {
      "nct_id": "NCT00897091",
      "title": "S8814A Biomarkers in Predicting Outcome in Postmenopausal Women With Hormone Receptor-Positive, Node-Positive Breast Cancer Treated With Tamoxifen With or Without Cyclophosphamide, Doxorubicin, and Fluorouracil",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "comparative genomic hybridization",
          "type": "GENETIC"
        },
        {
          "name": "microarray analysis",
          "type": "GENETIC"
        },
        {
          "name": "reverse transcriptase-polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "diagnostic laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 750,
      "start_date": "2006-07",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2013-05-30",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 1,
      "location_summary": "Maywood, Illinois",
      "locations": [
        {
          "city": "Maywood",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00897091"
    },
    {
      "nct_id": "NCT00016432",
      "title": "Exemestane in Treating Postmenopausal Women With Resected Stage I, Stage II, or Stage IIIA Breast Cancer Who Have Completed 5 Years of Tamoxifen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "exemestane",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NSABP Foundation Inc",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 1598,
      "start_date": "2001-05",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2011-04-19",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 150,
      "location_summary": "Huntsville, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 129 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00016432"
    },
    {
      "nct_id": "NCT01971515",
      "title": "First-in-Human Dose Escalation Trial in Subjects With Advanced Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor"
      ],
      "interventions": [
        {
          "name": "MSC2363318A",
          "type": "DRUG"
        },
        {
          "name": "MSC2363318A plus Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "MSC2363318A plus Tamoxifen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "EMD Serono",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 101,
      "start_date": "2013-12-13",
      "completion_date": "2018-08-09",
      "has_results": false,
      "last_update_posted_date": "2018-09-19",
      "last_synced_at": "2026-10-03T09:10:20.742Z",
      "location_count": 15,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Diego, California + 11 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Metairie",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01971515"
    }
  ]
}