{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Active+Warfarin",
    "query": {
      "intervention": "Active Warfarin"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 22,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Active+Warfarin&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T00:23:52.584Z",
  "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": "NCT02889562",
      "title": "Apixaban Versus Warfarin for the Management of Post-operative Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Coronary Artery Bypass Grafting",
        "Postoperative Atrial Fibrilation",
        "Stroke",
        "Systemic Embolism",
        "Deep Venous Thrombosis"
      ],
      "interventions": [
        {
          "name": "Apixaban",
          "type": "DRUG"
        },
        {
          "name": "Warfarin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanford Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2016-09",
      "completion_date": "2019-05-11",
      "has_results": true,
      "last_update_posted_date": "2021-01-22",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02889562"
    },
    {
      "nct_id": "NCT00027066",
      "title": "Warfarin Versus Aspirin Recurrent Stroke Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "Active Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Active Warfarin",
          "type": "DRUG"
        },
        {
          "name": "Aspirin placebo",
          "type": "DRUG"
        },
        {
          "name": "Warfarin placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "30 Years to 85 Years"
      },
      "enrollment_count": 2206,
      "start_date": "1993-06",
      "completion_date": "2001-11",
      "has_results": false,
      "last_update_posted_date": "2011-06-17",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00027066"
    },
    {
      "nct_id": "NCT00559988",
      "title": "Combined Use of BIOTRONIK Home Monitoring and Predefined Anticoagulation to Reduce Stroke Risk",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter",
        "Stroke",
        "Embolism, Systemic Arterial",
        "Major Bleeding"
      ],
      "interventions": [
        {
          "name": "Home Monitoring Guided OAC",
          "type": "DRUG"
        },
        {
          "name": "Physician-Directed OAC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biotronik, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2718,
      "start_date": "2008-02",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2017-12-05",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 73,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Anaheim, California + 70 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00559988"
    },
    {
      "nct_id": "NCT07665723",
      "title": "An Early-Stage Study in Multiple Clinics of How Afimkibart May Affect the Body's Processing of Medicines That Rely on Cytochrome P450 Enzymes in Participants With Ulcerative Colitis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Active Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "Afimkibart",
          "type": "DRUG"
        },
        {
          "name": "Caffeine",
          "type": "DRUG"
        },
        {
          "name": "Warfarin",
          "type": "DRUG"
        },
        {
          "name": "Omeprazole",
          "type": "DRUG"
        },
        {
          "name": "Dextromethorphan",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Vitamin K",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 25,
      "start_date": "2026-06-29",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 3,
      "location_summary": "Chula Vista, California • Miami, Florida",
      "locations": [
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07665723"
    },
    {
      "nct_id": "NCT00097357",
      "title": "BMS-562247 in Subjects Undergoing Elective Total Knee Replacement Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Venous Thrombosis",
        "Pulmonary Embolism"
      ],
      "interventions": [
        {
          "name": "Apixaban",
          "type": "DRUG"
        },
        {
          "name": "Enoxaparin",
          "type": "DRUG"
        },
        {
          "name": "Warfarin",
          "type": "DRUG"
        },
        {
          "name": "Enoxaparin Placebo",
          "type": "DRUG"
        },
        {
          "name": "Apixaban Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 1238,
      "start_date": "2004-10",
      "completion_date": "2005-12",
      "has_results": false,
      "last_update_posted_date": "2010-03-02",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 72,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Northport, Alabama + 69 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Northport",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00097357"
    },
    {
      "nct_id": "NCT00830570",
      "title": "The Clinical and Economic Impact of Pharmacogenomic Testing of Warfarin Therapy in Typical Community Practice Settings",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Embolism and Thrombosis",
        "Embolism",
        "Vascular Diseases",
        "Warfarin",
        "Venous Thromboembolism",
        "Thrombosis",
        "Thromboembolism"
      ],
      "interventions": [
        {
          "name": "CYP 2C9 and VKORC1 Testing for Warfarin",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medco Health Solutions, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 1635,
      "start_date": "2007-07",
      "completion_date": "2010-01",
      "has_results": false,
      "last_update_posted_date": "2010-11-16",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 1,
      "location_summary": "Franklin Lakes, New Jersey",
      "locations": [
        {
          "city": "Franklin Lakes",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00830570"
    },
    {
      "nct_id": "NCT04142658",
      "title": "PROACT Xa - A Trial to Determine if Participants With an On-X Aortic Valve Can be Maintained Safely on Apixaban",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Aortic Valve Disease",
        "Aortic Valve Stenosis",
        "Aortic Valve Failure"
      ],
      "interventions": [
        {
          "name": "Apixaban 5 MG",
          "type": "DRUG"
        },
        {
          "name": "Apixaban 2.5 MG",
          "type": "DRUG"
        },
        {
          "name": "Warfarin",
          "type": "DRUG"
        },
        {
          "name": "On-X Aortic Mechanical Valve",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Artivion Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 863,
      "start_date": "2020-05-01",
      "completion_date": "2022-12-12",
      "has_results": true,
      "last_update_posted_date": "2024-03-20",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 62,
      "location_summary": "Tucson, Arizona • Little Rock, Arkansas • Loma Linda, California + 50 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04142658"
    },
    {
      "nct_id": "NCT04254783",
      "title": "A Study to Evaluate the Effect of Intravenous (IV) Infusions of Risankizumab on Pharmacokinetics of Cytochome P450 Substrates in Adult Participants With Moderately to Severely Active Ulcerative Colitis or Crohn's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Ulcerative Colitis (UC)",
        "Crohn's Disease"
      ],
      "interventions": [
        {
          "name": "Risankizumab",
          "type": "DRUG"
        },
        {
          "name": "Cytochrome P450 (CYP) Substrates",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 20,
      "start_date": "2020-05-27",
      "completion_date": "2022-10-14",
      "has_results": false,
      "last_update_posted_date": "2024-07-01",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 4,
      "location_summary": "Coronado, California • DeLand, Florida • Margate, Florida + 1 more",
      "locations": [
        {
          "city": "Coronado",
          "state": "California"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Margate",
          "state": "Florida"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04254783"
    },
    {
      "nct_id": "NCT01431690",
      "title": "Interaction of Epanova on Warfarin Pharmacokinetic and Anticoagulant Activity and Comparison of the Effects of Epanova and Lovaza on Eicosapentaenoic Acid (EPA) and Docosahexaenoic Acid (DHA) After Low-fat Meals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hypertriglyceridemia"
      ],
      "interventions": [
        {
          "name": "warfarin",
          "type": "DRUG"
        },
        {
          "name": "omefas",
          "type": "DRUG"
        },
        {
          "name": "omega-3-acid ethyl esters",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 52,
      "start_date": "2011-08",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2015-04-24",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01431690"
    },
    {
      "nct_id": "NCT06429332",
      "title": "International Care Bundle Evaluation in Cerebral Hemorrhage Research",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Intracerebral Hemorrhage",
        "Intracerebral Haemorrhage",
        "Intraventricular Hemorrhage",
        "Stroke",
        "Cerebrovascular Disease"
      ],
      "interventions": [
        {
          "name": "Reversal of Oral anticoagulation within 30 minutes",
          "type": "OTHER"
        },
        {
          "name": "Early intensive blood pressure lowering",
          "type": "OTHER"
        },
        {
          "name": "Treatment of pyrexia",
          "type": "OTHER"
        },
        {
          "name": "Hyperglycemia treatment",
          "type": "OTHER"
        },
        {
          "name": "Do-not-resuscitate (DNR) or withdrawal of care",
          "type": "OTHER"
        },
        {
          "name": "Referral to Intensive Care",
          "type": "OTHER"
        },
        {
          "name": "Referral to Neurosurgery",
          "type": "OTHER"
        },
        {
          "name": "Repeat brain imaging",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Standard care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Region Skane",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3500,
      "start_date": "2025-01-07",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-01T00:23:52.584Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06429332"
    }
  ]
}