{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Thromboembolic+Disease",
    "query": {
      "condition": "Chronic Thromboembolic Disease"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 30,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Thromboembolic+Disease&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-21T23:57:02.331Z",
  "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": "NCT00004875",
      "title": "Heparin or Enoxaparin in Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lymphoma",
        "Thromboembolism",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "enoxaparin",
          "type": "DRUG"
        },
        {
          "name": "heparin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "1996-07",
      "completion_date": "1999-03",
      "has_results": false,
      "last_update_posted_date": "2011-02-21",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Evanston, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004875"
    },
    {
      "nct_id": "NCT06038630",
      "title": "129Xe MRI Cardiopulmonary",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Interstitial Lung Disease",
        "Chronic Thromboembolic Pulmonary Hypertension",
        "Acute Pulmonary Embolism",
        "Anemia",
        "Polycythemia",
        "Dyspnea"
      ],
      "interventions": [
        {
          "name": "Hyperpolarized Xe129",
          "type": "DRUG"
        },
        {
          "name": "Oxygen Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Bastiaan Driehuys",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2024-01-12",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06038630"
    },
    {
      "nct_id": "NCT05843500",
      "title": "Chronic Thromboembolic Disease Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Thromboembolic Pulmonary Hypertension",
        "Chronic Thromboembolic Disease"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 100,
      "start_date": "2023-08-01",
      "completion_date": "2028-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05843500"
    },
    {
      "nct_id": "NCT01884675",
      "title": "Ambrisentan for Inoperable Chronic Thromboembolic Pulmonary Hypertension.",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Ambrisentan 5 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 33,
      "start_date": "2013-09",
      "completion_date": "2015-03",
      "has_results": true,
      "last_update_posted_date": "2017-03-06",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Dallas, Texas",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01884675"
    },
    {
      "nct_id": "NCT00910429",
      "title": "BAY63-2521 - Long-term Extension Study in Patients With Chronic Thromboembolic Pulmonary Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Riociguat (Adempas, BAY63-2521)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "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": 237,
      "start_date": "2009-07-01",
      "completion_date": "2019-08-19",
      "has_results": true,
      "last_update_posted_date": "2023-11-07",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 8,
      "location_summary": "La Jolla, California • Sacramento, California • Iowa City, Iowa + 5 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00910429"
    },
    {
      "nct_id": "NCT02111980",
      "title": "RF Surgical Sponge-Detecting System on the Function of Pacemakers and Implantable Cardioverter Defibrillators",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiomyopathy",
        "Cardiac Arrhythmia",
        "Heart Failure",
        "Chronic Thromboembolic Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "RF Assure Scanning",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2014-03",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2019-12-24",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02111980"
    },
    {
      "nct_id": "NCT01784562",
      "title": "Riociguat in Patients With Chronic Thromboembolic Pulmonary Hypertension (CTEPH)",
      "overall_status": "NO_LONGER_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Hypertension, Pulmonary"
      ],
      "interventions": [
        {
          "name": "Adempas (Riociguat, BAY63-2521)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-01-06",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 24,
      "location_summary": "Tucson, Arizona • La Jolla, California • Los Angeles, California + 20 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01784562"
    },
    {
      "nct_id": "NCT00855465",
      "title": "A Study to Evaluate Efficacy and Safety of Oral BAY63-2521 in Patients With CTEPH.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Riociguat (Adempas, BAY63-2521)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "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": 262,
      "start_date": "2009-02-23",
      "completion_date": "2012-06-27",
      "has_results": true,
      "last_update_posted_date": "2023-11-21",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 9,
      "location_summary": "La Jolla, California • Sacramento, California • Miami, Florida + 6 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00855465"
    },
    {
      "nct_id": "NCT04393909",
      "title": "Improving Safety of Diagnosis and Therapy in the Inpatient Setting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Delirium",
        "Confusion",
        "Mental Status Change",
        "Back Pain",
        "Hip Pain Chronic",
        "Chest Pain",
        "Asthma",
        "COPD",
        "Cellulitis",
        "Soft Tissue Infections",
        "Cough",
        "Deep Vein Thrombosis",
        "Pulmonary Embolism",
        "Venous Thromboembolism",
        "Dyspnea",
        "Electrolyte Metabolism Abnormal",
        "Fever",
        "Failure to Thrive",
        "Weakness",
        "Protein-Calorie Malnutrition",
        "Headache",
        "Neck Pain",
        "Hypoxia",
        "Pneumonia",
        "Sepsis",
        "Syncope",
        "Vomiting",
        "Diarrhea",
        "Leg Pain",
        "Abdominal Pain"
      ],
      "interventions": [
        {
          "name": "Diagnostic Uncertainty Educational Curriculum",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Diagnostic Timeout",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Diagnostic (Dx) Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhancements to Epic-integrated Quality & Safety Dashboard",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 700,
      "start_date": "2019-07-01",
      "completion_date": "2021-12-30",
      "has_results": false,
      "last_update_posted_date": "2022-07-26",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04393909"
    },
    {
      "nct_id": "NCT00691470",
      "title": "Comparison of ATI-5923, a Novel Vitamin K Antagonist, With Warfarin in Patients Requiring Chronic Anticoagulation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter",
        "Venous Thromboembolic Disease",
        "Myocardial Infarction",
        "Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "ATI-5923",
          "type": "DRUG"
        },
        {
          "name": "Coumadin (warfarin)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ARYx Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2008-05",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2010-02-02",
      "last_synced_at": "2026-07-21T23:57:02.331Z",
      "location_count": 41,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 34 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00691470"
    }
  ]
}