{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Idiopathic+Pulmonary+Arterial+Hypertension&page=10",
    "query": {
      "condition": "Idiopathic Pulmonary Arterial Hypertension",
      "page": 10
    },
    "page_size": 10
  },
  "pagination": {
    "page": 10,
    "page_size": 10,
    "total_count": 373,
    "total_pages": 38,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Idiopathic+Pulmonary+Arterial+Hypertension&page=11&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Idiopathic+Pulmonary+Arterial+Hypertension&page=9&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T04:19:58.007Z",
  "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": "NCT04254289",
      "title": "Pilot Randomized Trial of Ambulatory Exercise in Pulmonary Hypertension",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Home-based exercise program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "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": "2024-08-11",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2024-08-14",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04254289"
    },
    {
      "nct_id": "NCT00159874",
      "title": "A Long Term Extension Study Evaluating Safety Of Sildenafil Citrate When Used To Treat Pulmonary Arterial Hypertension (PAH) In Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "Sildenafil citrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Year to 17 Years"
      },
      "enrollment_count": 234,
      "start_date": "2004-01",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2021-02-01",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 11,
      "location_summary": "Palo Alto, California • Stanford, California • Aurora, Colorado + 7 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00159874"
    },
    {
      "nct_id": "NCT00825266",
      "title": "Insulin Resistance in Pulmonary Arterial Hypertension",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypertension, Pulmonary"
      ],
      "interventions": [
        {
          "name": "bosentan",
          "type": "DRUG"
        },
        {
          "name": "Pioglitazone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 2,
      "start_date": "2008-09",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2017-03-31",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00825266"
    },
    {
      "nct_id": "NCT01799473",
      "title": "Tyvaso Dosing and Titration Evaluation: TyTRATE Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "United Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 98,
      "start_date": "2013-01",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2015-03-24",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 51,
      "location_summary": "La Jolla, California • Los Angeles, California • Pasadena, California + 45 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "San Luis Obispo",
          "state": "California"
        },
        {
          "city": "Stockton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01799473"
    },
    {
      "nct_id": "NCT02932410",
      "title": "A Study to Assess Whether Macitentan Delays Disease Progression in Children With Pulmonary Arterial Hypertension (PAH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "Macitentan",
          "type": "DRUG"
        },
        {
          "name": "Standard-of-care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Actelion",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Month to 17 Years"
      },
      "enrollment_count": 165,
      "start_date": "2017-10-24",
      "completion_date": "2025-11-27",
      "has_results": true,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 20,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • San Francisco, California + 17 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02932410"
    },
    {
      "nct_id": "NCT05147805",
      "title": "A Study to Evaluate the Efficacy, Safety and Pharmacokinetics of Treprostinil Palmitil Inhalation Powder in Participants With Pulmonary Arterial Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "Treprostinil Palmitil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Insmed Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 102,
      "start_date": "2022-08-24",
      "completion_date": "2025-03-27",
      "has_results": false,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 21,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 16 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "West Hollywood",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05147805"
    },
    {
      "nct_id": "NCT00796666",
      "title": "Study Looking at Combination Therapy (Sitaxsentan+Sildenafil) Vs. Monotherapy (Sitaxsentan Alone) SR-PAAS -Sitaxsentan Efficacy And Safety Trial With A Randomized Prospective Assessment Of Adding Sildenafil",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension",
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Sitaxsentan",
          "type": "DRUG"
        },
        {
          "name": "Sitaxsentan and Sildenafil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "16 Years to 80 Years"
      },
      "enrollment_count": 131,
      "start_date": "2009-05",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2015-03-24",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 12,
      "location_summary": "Fountain Valley, California • Gainesville, Florida • Weston, Florida + 9 more",
      "locations": [
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Weston",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00796666"
    },
    {
      "nct_id": "NCT07601295",
      "title": "Tiprelestat Versus Placebo When Added to Standard of Care for the Treatment of Pulmonary Arterial Hypertension (PAH)",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension (PAH)"
      ],
      "interventions": [
        {
          "name": "Tiprelestat (5 mg)",
          "type": "DRUG"
        },
        {
          "name": "Placebo (1 mL 0.9% saline solution)",
          "type": "DRUG"
        },
        {
          "name": "Tiprelestat (10 mg)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 90,
      "start_date": "2026-07",
      "completion_date": "2030-03",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 10,
      "location_summary": "Tucson, Arizona • San Francisco, California • Stanford, California + 7 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07601295"
    },
    {
      "nct_id": "NCT04555161",
      "title": "Treatment of Pulmonary Arterial Hypertension Using the Aria CV Pulmonary Hypertension System",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension",
        "Pulmonary Hypertension",
        "Right Heart Dysfunction"
      ],
      "interventions": [
        {
          "name": "Aria CV Pulmonary Hypertension System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Aria CV, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2021-03-15",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 12,
      "location_summary": "La Jolla, California • Los Angeles, California • Indianapolis, Indiana + 8 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04555161"
    },
    {
      "nct_id": "NCT02576002",
      "title": "Epidemiology and Treatment Patterns of Paediatric PAH (Pulmonary Arterial Hypertension)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypertension, Pulmonary"
      ],
      "interventions": [
        {
          "name": "Assigned pulmonary hypertension medication",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 2691,
      "start_date": "2015-10",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2016-02-26",
      "last_synced_at": "2026-10-14T04:19:58.007Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02576002"
    }
  ]
}