{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=International+Normal+Ratio+%28INR%29",
    "query": {
      "intervention": "International Normal Ratio (INR)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T17:37:21.648Z",
  "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": "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": "2026-09-25T17:37:21.648Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01474460"
    },
    {
      "nct_id": "NCT03267823",
      "title": "INR Comparison Testing in Cardiac Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coagulation Disorder"
      ],
      "interventions": [
        {
          "name": "International Normal Ratio (INR)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2017-10-01",
      "completion_date": "2019-03-21",
      "has_results": false,
      "last_update_posted_date": "2019-06-06",
      "last_synced_at": "2026-09-25T17:37:21.648Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03267823"
    },
    {
      "nct_id": "NCT00790335",
      "title": "Acute Venous Thrombosis: Thrombus Removal With Adjunctive Catheter-Directed Thrombolysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Deep Vein Thrombosis",
        "Venous Thrombosis",
        "Postphlebitic Syndrome",
        "Venous Thromboembolism",
        "Post Thrombotic Syndrome"
      ],
      "interventions": [
        {
          "name": "Recombinant tissue plasminogen activator (rt-PA)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "16 Years to 75 Years"
      },
      "enrollment_count": 692,
      "start_date": "2009-11",
      "completion_date": "2017-01",
      "has_results": true,
      "last_update_posted_date": "2018-03-29",
      "last_synced_at": "2026-09-25T17:37:21.648Z",
      "location_count": 56,
      "location_summary": "Glendale, Arizona • Orange, California • Stanford, California + 48 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Danbury",
          "state": "Connecticut"
        },
        {
          "city": "Norwich",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00790335"
    },
    {
      "nct_id": "NCT04201704",
      "title": "Effect of Giving Reduced Fluid in Children After Trauma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Critical Illness",
        "Pediatrics",
        "General Surgery",
        "Fluid Therapy",
        "Wounds and Injuries"
      ],
      "interventions": [
        {
          "name": "Balanced crystalloid solution volume administration",
          "type": "OTHER"
        },
        {
          "name": "Packed Erythrocytes Units, Blood Product Unit volume",
          "type": "OTHER"
        },
        {
          "name": "Plasma volume",
          "type": "OTHER"
        },
        {
          "name": "Platelets volume",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "6 Months to 15 Years"
      },
      "enrollment_count": 250,
      "start_date": "2018-08-27",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-09-25T17:37:21.648Z",
      "location_count": 4,
      "location_summary": "Buffalo, New York • New York, New York • Rochester, New York + 1 more",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04201704"
    },
    {
      "nct_id": "NCT00004054",
      "title": "Hormone Therapy Plus Radiation Therapy With or Without Combination Chemotherapy in Treating Patients With Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "bicalutamide",
          "type": "DRUG"
        },
        {
          "name": "estramustine phosphate sodium",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "flutamide",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Luteinizing hormone releasing hormone [LHRH] agonist",
          "type": "DRUG"
        },
        {
          "name": "Radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "warfarin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 397,
      "start_date": "2000-01",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2020-10-22",
      "last_synced_at": "2026-09-25T17:37:21.648Z",
      "location_count": 52,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Concord, California + 43 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Santa Rosa",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004054"
    }
  ]
}