{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hypertension%3BPulmonary%3BPrimary",
    "query": {
      "condition": "Hypertension;Pulmonary;Primary"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 51,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hypertension%3BPulmonary%3BPrimary&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T02:12:16.585Z",
  "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": "NCT03840928",
      "title": "PatientSpot Formerly Known as ArthritisPower",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rheumatoid Arthritis",
        "Ankylosing Spondylitis",
        "Fibromyalgia",
        "Gout",
        "Crohn Disease",
        "Juvenile Idiopathic Arthritis",
        "Lupus Erythematosus",
        "Myositis",
        "Osteoarthritis",
        "Osteoporosis",
        "Psoriasis",
        "Psoriatic Arthritis",
        "Scleroderma",
        "Dermatomyositis",
        "Inflammatory Bowel Diseases",
        "Polymyositis",
        "Axial Spondyloarthritis",
        "Diffuse Idiopathic Skeletal Hyperostosis",
        "Polymyalgia Rheumatica",
        "Giant Cell Arteritis",
        "Temporal Arteritis",
        "Wegener",
        "Relapsing Polychondritis",
        "Undifferentiated Connective Tissue Disease",
        "Spinal Cord Injuries",
        "Alzheimer Disease",
        "Amyotrophic Lateral Sclerosis",
        "Ataxia",
        "Bell Palsy",
        "Brain Tumor",
        "Cerebral Aneurysm",
        "Epilepsy",
        "Guillain-Barre Syndrome",
        "Headache",
        "Head Injury",
        "Hydrocephalus",
        "Lumbar Disc Disease",
        "Meningitis",
        "Multiple Sclerosis",
        "Muscular Dystrophy",
        "Neurocutaneous Syndromes",
        "Parkinson Disease",
        "Stroke",
        "Cluster Headache",
        "Tension-Type Headache",
        "Chronic Obstructive Pulmonary Disease",
        "Asthma",
        "Lung Cancer",
        "Cystic Fibrosis",
        "Sleep Apnea",
        "Eczema",
        "Alopecia",
        "Chronic Inflammation",
        "Unstable Angina",
        "Heart Attack",
        "Heart Failure",
        "Arrythmia",
        "Valve Heart Disease",
        "High Blood Pressure",
        "Congenital Heart Disease",
        "Peripheral Arterial Disease",
        "Diabetes",
        "Chronic Liver Disease",
        "Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Global Healthy Living Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 40000,
      "start_date": "2015-04-01",
      "completion_date": "2025-03-01",
      "has_results": false,
      "last_update_posted_date": "2023-12-13",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 1,
      "location_summary": "Upper Nyack, New York",
      "locations": [
        {
          "city": "Upper Nyack",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03840928"
    },
    {
      "nct_id": "NCT04684836",
      "title": "Comparative Effectiveness of Telemedicine in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma",
        "Chronic Obstructive Pulmonary Disease (COPD)",
        "Congestive Heart Failure",
        "Diabetes",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Exposure to telemedicine, after the onset of the pandemic",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 33100,
      "start_date": "2021-03-15",
      "completion_date": "2022-04-01",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 4,
      "location_summary": "Gainesville, New York • New York, New York • Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Gainesville",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04684836"
    },
    {
      "nct_id": "NCT01863290",
      "title": "Linking Former Inmates to Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypertension",
        "Substance Abuse",
        "Asthma",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Primary care redesign",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 816,
      "start_date": "2013-05",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2017-10-25",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 10,
      "location_summary": "Birmingham, Alabama • Martinez, California • San Francisco, California + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Martinez",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01863290"
    },
    {
      "nct_id": "NCT00080457",
      "title": "Safety and Efficacy Study of Sitaxentan Sodium (Thelin™) in Patients With Pulmonary Arterial Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "sitaxsentan sodium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Encysive Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "12 Years to 75 Years"
      },
      "enrollment_count": 240,
      "start_date": "2003-05",
      "completion_date": "2005-01",
      "has_results": false,
      "last_update_posted_date": "2007-11-09",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00080457"
    },
    {
      "nct_id": "NCT02868983",
      "title": "Integrating Behavioral Health and Primary Care for Comorbid Behavioral and Medical Problems",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthritis",
        "Asthma",
        "Chronic Obstructive Lung Disease",
        "Diabetes",
        "Heart Failure",
        "Hypertension",
        "Anxiety",
        "Chronic Pain",
        "Depression",
        "Fibromyalgia",
        "Insomnia",
        "Irritable Bowel Syndrome",
        "Problem Drinking",
        "Substance Use Disorder"
      ],
      "interventions": [
        {
          "name": "Integration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 4025,
      "start_date": "2016-04",
      "completion_date": "2021-09-30",
      "has_results": false,
      "last_update_posted_date": "2021-10-05",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02868983"
    },
    {
      "nct_id": "NCT01913457",
      "title": "Measurements and Characterization of Doppler Signals From the Right Chest in Pediatric and Adult Patients",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Ultrasound Doppler",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Echosense Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 230,
      "start_date": "2013-07",
      "completion_date": "2021-07-01",
      "has_results": false,
      "last_update_posted_date": "2022-03-23",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 2,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01913457"
    },
    {
      "nct_id": "NCT01800292",
      "title": "Characterization of LV Strain Patterns in Mildly Elevated PCWP and PAH.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertension, Pulmonary Artery",
        "Ventricular Dysfunction, Left"
      ],
      "interventions": [
        {
          "name": "sildenafil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arizona",
      "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": 9,
      "start_date": "2013-02",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2015-11-04",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01800292"
    },
    {
      "nct_id": "NCT03399604",
      "title": "Investigation of the Safety and Pharmacology of Dry Powder Inhalation of Treprostinil",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Primary Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "LIQ861 Inhaled Treprostinil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Liquidia Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 121,
      "start_date": "2018-01-02",
      "completion_date": "2019-11-25",
      "has_results": true,
      "last_update_posted_date": "2024-07-30",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 38,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Sacramento, California + 30 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03399604"
    },
    {
      "nct_id": "NCT00098072",
      "title": "Endothelial Cell Dysfunction in Pulmonary Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Secondary Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "Heart Catheterization",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 27,
      "start_date": "2000-05-17",
      "completion_date": "2009-07-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00098072"
    },
    {
      "nct_id": "NCT01884051",
      "title": "Hormonal, Metabolic, and Signaling Interactions in PAH",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Idiopathic Pulmonary Arterial Hypertension",
        "Heritable Pulmonary Arterial Hypertension",
        "Scleroderma Associated Pulmonary Arterial Hypertension",
        "Appetite Suppressant Associate PAH"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "Up to 90 Years"
      },
      "enrollment_count": 1899,
      "start_date": "2012-09",
      "completion_date": "2032-07",
      "has_results": false,
      "last_update_posted_date": "2025-09-16",
      "last_synced_at": "2026-07-24T02:12:16.585Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01884051"
    }
  ]
}