{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Warfarin+5mg",
    "query": {
      "intervention": "Warfarin 5mg"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 8,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T01:29:01.174Z",
  "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": "NCT03839355",
      "title": "Trial of Apixaban vs Warfarin in Reducing Rate of Cognitive Decline, Silent Cerebral Infarcts and Cerebral Microbleeds in Patients With Atrial Fibrillation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Apixaban",
          "type": "DRUG"
        },
        {
          "name": "Warfarin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2018-12-19",
      "completion_date": "2020-12-15",
      "has_results": true,
      "last_update_posted_date": "2021-03-16",
      "last_synced_at": "2026-10-06T01:29:01.174Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03839355"
    },
    {
      "nct_id": "NCT00767559",
      "title": "Prophylaxis Against DVTs After Primary Hip and Knee Replacement Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Embolism"
      ],
      "interventions": [
        {
          "name": "warfarin",
          "type": "DRUG"
        },
        {
          "name": "Fondaparinux:",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The New England Baptist Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 330,
      "start_date": "2008-11",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2011-09-26",
      "last_synced_at": "2026-10-06T01:29:01.174Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00767559"
    },
    {
      "nct_id": "NCT06615596",
      "title": "Discontinuation of Anticoagulations After Successful Catheter Ablation of Atrial Fibrillation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Atrial Fibrillation (AF)"
      ],
      "interventions": [
        {
          "name": "discontinue anticoagulation therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Anticoagulant drugs",
          "type": "DRUG"
        },
        {
          "name": "Catheter Ablation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "China National Center for Cardiovascular Diseases",
      "sponsor_class": "OTHER_GOV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3160,
      "start_date": "2025-08-05",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-10-06T01:29:01.174Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06615596"
    },
    {
      "nct_id": "NCT01317927",
      "title": "A Study of Belinostat in Combination With Warfarin in Patients With Solid Tumors or Hematological Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor",
        "Hematological Malignancy"
      ],
      "interventions": [
        {
          "name": "Belinostat, Warfarin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Spectrum Pharmaceuticals, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2010-12",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2015-09-23",
      "last_synced_at": "2026-10-06T01:29:01.174Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01317927"
    },
    {
      "nct_id": "NCT02164864",
      "title": "Evaluation of Dual Therapy With Dabigatran vs. Triple Therapy With Warfarin in Patients With AF That Undergo a PCI With Stenting (REDUAL-PCI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Percutaneous Coronary Intervention"
      ],
      "interventions": [
        {
          "name": "Dabigatran Etexilate 110mg",
          "type": "DRUG"
        },
        {
          "name": "Warfarin 3mg",
          "type": "DRUG"
        },
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Dabigatran Etexilate 150mg",
          "type": "DRUG"
        },
        {
          "name": "Clopidogrel or Ticagrelor",
          "type": "DRUG"
        },
        {
          "name": "Warfarin 5mg",
          "type": "DRUG"
        },
        {
          "name": "Warfarin 1mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2725,
      "start_date": "2014-07-22",
      "completion_date": "2017-06-05",
      "has_results": true,
      "last_update_posted_date": "2018-07-31",
      "last_synced_at": "2026-10-06T01:29:01.174Z",
      "location_count": 45,
      "location_summary": "Birmingham, Alabama • Cottonwood, Arizona • Mesa, Arizona + 41 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Cottonwood",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02164864"
    },
    {
      "nct_id": "NCT02120560",
      "title": "Anticoagulation in AF Ablation and Effects on Neurocognitive Function",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Cerebrothromboembolus",
        "Neurocognitive Function"
      ],
      "interventions": [
        {
          "name": "Atrial Fibrillation Ablation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2014-07",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2014-12-12",
      "last_synced_at": "2026-10-06T01:29:01.174Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02120560"
    },
    {
      "nct_id": "NCT01474460",
      "title": "Use of Phytonadione to Reduce International Normalized Ratio (INR) Variability in Patients on Long-term Warfarin Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coagulation Delay"
      ],
      "interventions": [
        {
          "name": "phytonadione",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "James A. Haley Veterans Administration Hospital",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 370,
      "start_date": "2011-09",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2017-03-09",
      "last_synced_at": "2026-10-06T01:29:01.174Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01474460"
    },
    {
      "nct_id": "NCT01178853",
      "title": "Drug-Drug Interaction Study to Assess the Effects of Steady State Pitavastatin 4 mg or Rosuvastatin 40 mg on Steady-State Warfarin in Healthy Adult Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Warfarin",
          "type": "DRUG"
        },
        {
          "name": "Warfarin 5mg + Rosuvastatin 40 mg once daily (QD)",
          "type": "DRUG"
        },
        {
          "name": "Warfarin 5 mg + Pitavastatin 4mg once daily (QD)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kowa Research Institute, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 48,
      "start_date": "2010-07",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2012-10-08",
      "last_synced_at": "2026-10-06T01:29:01.174Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01178853"
    }
  ]
}