{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Thromboembolic+Pulmonary+Hypertension+%28CTEPH%29&page=2",
    "query": {
      "condition": "Chronic Thromboembolic Pulmonary Hypertension (CTEPH)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 29,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Thromboembolic+Pulmonary+Hypertension+%28CTEPH%29&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Thromboembolic+Pulmonary+Hypertension+%28CTEPH%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T22:56:23.342Z",
  "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": "NCT03068923",
      "title": "Thrombosis Outcomes in Pediatric Venous Thromboembolism",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Venous Thromboembolism"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 120,
      "start_date": "2016-05",
      "completion_date": "2022-03-09",
      "has_results": false,
      "last_update_posted_date": "2025-01-31",
      "last_synced_at": "2026-10-08T22:56:23.342Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03068923"
    },
    {
      "nct_id": "NCT04071327",
      "title": "Pulmonary Hypertension Association Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Arterial Hypertension",
        "Chronic Thromboembolic Pulmonary Hypertension",
        "Pulmonary Hypertension"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Pulmonary Hypertension Association, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": 3000,
      "start_date": "2015-10",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-14",
      "last_synced_at": "2026-10-08T22:56:23.342Z",
      "location_count": 52,
      "location_summary": "Phoenix, Arizona • Sacramento, California • San Francisco, California + 40 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04071327"
    },
    {
      "nct_id": "NCT05618093",
      "title": "Non-Invasive Measurement of Cardiac Output and Stroke Volume in PAH/CTEPH",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension",
        "Chronic Thromboembolic Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Non-invasive hemodynamic measurements",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": "2023-03-02",
      "completion_date": "2024-02-26",
      "has_results": false,
      "last_update_posted_date": "2026-02-03",
      "last_synced_at": "2026-10-08T22:56:23.342Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05618093"
    },
    {
      "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": "2026-10-08T22:56:23.342Z",
      "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": "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": "2026-10-08T22:56:23.342Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02111980"
    },
    {
      "nct_id": "NCT07217522",
      "title": "Rutgers University Study of the Genetics of Pulmonary Hypertension",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Hypertension",
        "Pulmonary Arterial Hypertension",
        "Pulmonary Arterial Hypertension (PAH) (WHO Group 1 PH)",
        "Pulmonary Arterial Hypertension Associated With Connective Tissue Disease",
        "Pulmonary Arterial Hypertension Associated With Connective Tissue Disease (Disorder)",
        "Pulmonary Arterial Hypertension Associated With Schistosomiasis (Disorder)",
        "Pulmonary Arterial Hypertension of Congenital Heart Disease",
        "Pulmonary Arterial and Chronic Thromboembolic Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Saliva sample",
          "type": "GENETIC"
        },
        {
          "name": "Health surveys",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10000,
      "start_date": "2025-08-23",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-03",
      "last_synced_at": "2026-10-08T22:56:23.342Z",
      "location_count": 1,
      "location_summary": "Piscataway, New Jersey",
      "locations": [
        {
          "city": "Piscataway",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07217522"
    },
    {
      "nct_id": "NCT05629052",
      "title": "TrEatment Approach in the Multimodal Era Registry",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Thromboembolic Pulmonary Hypertension",
        "CTEPH"
      ],
      "interventions": [
        {
          "name": "Pulmonary endarterectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Balloon pulmonary angioplasty",
          "type": "PROCEDURE"
        },
        {
          "name": "Pulmonary hypertension (PH)-specific medication",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "International CTEPH Association",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2023-04-12",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2025-05-08",
      "last_synced_at": "2026-10-08T22:56:23.342Z",
      "location_count": 4,
      "location_summary": "San Diego, California • Evanston, Illinois • Durham, North Carolina + 1 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05629052"
    },
    {
      "nct_id": "NCT03245268",
      "title": "International BPA Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Thromboembolic Pulmonary Hypertension",
        "CTEPH"
      ],
      "interventions": [
        {
          "name": "Balloon pulmonary angioplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "International CTEPH Association",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 500,
      "start_date": "2018-03-02",
      "completion_date": "2022-03-31",
      "has_results": false,
      "last_update_posted_date": "2022-06-10",
      "last_synced_at": "2026-10-08T22:56:23.342Z",
      "location_count": 5,
      "location_summary": "La Jolla, California • Boston, Massachusetts • Rochester, Minnesota + 2 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03245268"
    },
    {
      "nct_id": "NCT03273257",
      "title": "Riociguat in Patients With Operable CTEPH Prior to Pulmonary Endarterectomy (PEA Bridging Study)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Thromboembolic Pulmonary Hypertension",
        "CTEPH"
      ],
      "interventions": [
        {
          "name": "Riociguat",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Pulmonary endarterectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "International CTEPH Association",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 14,
      "start_date": "2018-08-17",
      "completion_date": "2020-05-05",
      "has_results": true,
      "last_update_posted_date": "2021-06-22",
      "last_synced_at": "2026-10-08T22:56:23.342Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03273257"
    },
    {
      "nct_id": "NCT03470207",
      "title": "The Prospective Risk Factor Evaluation & Discovery In CTEPH Study",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Thromboembolic Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Post-pulmonary embolism follow up protocol",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mark W. Dodson",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 130,
      "start_date": "2018-04-17",
      "completion_date": "2021-08",
      "has_results": false,
      "last_update_posted_date": "2019-05-17",
      "last_synced_at": "2026-10-08T22:56:23.342Z",
      "location_count": 1,
      "location_summary": "Murray, Utah",
      "locations": [
        {
          "city": "Murray",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03470207"
    }
  ]
}