{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=unfractionated+heparin&page=3",
    "query": {
      "intervention": "unfractionated heparin",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 445,
    "total_pages": 45,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=unfractionated+heparin&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=unfractionated+heparin&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T15:24:35.515Z",
  "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": "NCT03081169",
      "title": "Timing of VTE Prophylaxis in TBI",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "TBI (Traumatic Brain Injury)",
        "VTE (Venous Thromboembolism)"
      ],
      "interventions": [
        {
          "name": "Enoxaparin Sodium 150 MG/ML Prefilled Syringe",
          "type": "DRUG"
        },
        {
          "name": "Heparin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Loyola University",
      "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": "2017-04-03",
      "completion_date": "2019-08-12",
      "has_results": false,
      "last_update_posted_date": "2019-08-16",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 1,
      "location_summary": "Maywood, Illinois",
      "locations": [
        {
          "city": "Maywood",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03081169"
    },
    {
      "nct_id": "NCT00203970",
      "title": "Diffusion of Use of Low Molecular Weight Heparin for Thrombosis on the Medicine Services",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thrombosis"
      ],
      "interventions": [
        {
          "name": "Observation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 645,
      "start_date": "2001-02",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2025-04-11",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00203970"
    },
    {
      "nct_id": "NCT01976988",
      "title": "Prospective Study on Preoperative Versus Postoperative Venous Thromboprophylaxis in Patients Undergoing Major Colorectal Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Venous Thromboembolism"
      ],
      "interventions": [
        {
          "name": "Heparin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 410,
      "start_date": "2013-09",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2016-10-14",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01976988"
    },
    {
      "nct_id": "NCT04545541",
      "title": "Nebulised Heparin in Patients With Severe COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Covid19",
        "Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "Nebulised unfractionated heparin (UFH)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Australian National University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2020-11-01",
      "completion_date": "2025-04-09",
      "has_results": false,
      "last_update_posted_date": "2025-11-05",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 1,
      "location_summary": "Frederick, Maryland",
      "locations": [
        {
          "city": "Frederick",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04545541"
    },
    {
      "nct_id": "NCT00062803",
      "title": "SR34006 Compared to Vitamin K Antagonist (VKA) in the Treatment of Pulmonary Embolism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Embolism"
      ],
      "interventions": [
        {
          "name": "SR34006",
          "type": "DRUG"
        },
        {
          "name": "(LMW)heparin",
          "type": "DRUG"
        },
        {
          "name": "Warfarin VKA",
          "type": "DRUG"
        },
        {
          "name": "Acenocoumarol VKA",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2003-06",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2009-04-29",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 54,
      "location_summary": "Loma Linda, California • San Diego, California • Aurora, Colorado + 43 more",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Bay Pines",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00062803"
    },
    {
      "nct_id": "NCT00412464",
      "title": "Pilot Dose Finding and Pharmacokinetic Study of Fondaparinux in Children With Thrombosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Thrombosis",
        "Heparin-induced Thrombocytopenia"
      ],
      "interventions": [
        {
          "name": "Fondaparinux",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "1 Year to 18 Years"
      },
      "enrollment_count": 24,
      "start_date": "2006-09",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2015-04-15",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Orange, California • Columbus, Ohio + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00412464"
    },
    {
      "nct_id": "NCT00293501",
      "title": "Tinzaparin in Treating Patients With Metastatic Kidney Cancer That Cannot Be Removed By Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Kidney Cancer"
      ],
      "interventions": [
        {
          "name": "tinzaparin sodium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2005-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-11-06",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Lebanon, New Hampshire • Burlington, Vermont",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00293501"
    },
    {
      "nct_id": "NCT00968565",
      "title": "Study Using Citrate to Replace Heparin in Babies Requiring Extracorporeal Membrane Oxygenation (ECMO)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Heart Defects, Congenital",
        "Respiratory Insufficiency"
      ],
      "interventions": [
        {
          "name": "sodium citrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "1 Year",
        "sex": "ALL",
        "summary": "1 Day to 1 Year"
      },
      "enrollment_count": 2,
      "start_date": "2010-01",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2015-06-03",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00968565"
    },
    {
      "nct_id": "NCT00323011",
      "title": "FOLFIRI + Bevacizumab With or Without Dalteparin in First Line Treatment of Advanced Colorectal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Fragmin, 5-Fluorouracil, Folinic Acid, irinotecan, bevacizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2006-05",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2014-05-21",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00323011"
    },
    {
      "nct_id": "NCT02100228",
      "title": "Study Of The Blood Thinner, Apixaban, For Patients Who Have An Abnormal Heart Rhythm (Atrial Fibrillation) And Expected To Have Treatment To Put Them Back Into A Normal Heart Rhythm (Cardioversion)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Apixaban",
          "type": "DRUG"
        },
        {
          "name": "Parenteral heparin and/or oral Vitamin K antagonist",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 1500,
      "start_date": "2014-07-14",
      "completion_date": "2017-02-08",
      "has_results": true,
      "last_update_posted_date": "2018-05-23",
      "last_synced_at": "2026-10-02T15:24:35.515Z",
      "location_count": 63,
      "location_summary": "Birmingham, Alabama • Avondale, Arizona • Chula Vista, California + 32 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Avondale",
          "state": "Arizona"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02100228"
    }
  ]
}