{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Systemic+Sclerosis-Associated+PAH",
    "query": {
      "condition": "Systemic Sclerosis-Associated PAH"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T10:20:40.953Z",
  "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": "NCT01086540",
      "title": "Rituximab for Treatment of Systemic Sclerosis-Associated Pulmonary Arterial Hypertension (SSc-PAH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Systemic Sclerosis-Associated PAH"
      ],
      "interventions": [
        {
          "name": "Rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "CMRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "prednisone",
          "type": "DRUG"
        },
        {
          "name": "methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "acetaminophen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 57,
      "start_date": "2011-06-24",
      "completion_date": "2019-12-15",
      "has_results": true,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-07-24T10:20:40.953Z",
      "location_count": 17,
      "location_summary": "Stanford, California • Aurora, Colorado • Iowa City, Iowa + 13 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01086540"
    },
    {
      "nct_id": "NCT02682511",
      "title": "Oral Ifetroban to Treat Diffuse Cutaneous Systemic Sclerosis (SSc) or SSc-associated Pulmonary Arterial Hypertension",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Scleroderma, Diffuse",
        "Scleroderma, Systemic",
        "Scleroderma, Limited",
        "Sclerosis, Progressive Systemic",
        "Skin Diseases",
        "Connective Tissue Diseases",
        "Pathologic Processes",
        "Autoimmune Diseases"
      ],
      "interventions": [
        {
          "name": "Oral Ifetroban",
          "type": "DRUG"
        },
        {
          "name": "Oral Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cumberland Pharmaceuticals",
      "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": 34,
      "start_date": "2017-01",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-07-24T10:20:40.953Z",
      "location_count": 10,
      "location_summary": "Tucson, Arizona • Los Angeles, California • Weston, Florida + 7 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Weston",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02682511"
    },
    {
      "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": "2026-07-24T10:20:40.953Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01884051"
    },
    {
      "nct_id": "NCT02169752",
      "title": "Ambrisentan for the Improvement in Right Ventricular Strain in Scleroderma Associated Pulmonary Arterial Hypertension",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pre-Pulmonary Atrial Hypertension"
      ],
      "interventions": [
        {
          "name": "Ambrisentan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Jewish Health",
      "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": 7,
      "start_date": "2012-09",
      "completion_date": "2017-05-25",
      "has_results": false,
      "last_update_posted_date": "2021-01-19",
      "last_synced_at": "2026-07-24T10:20:40.953Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02169752"
    },
    {
      "nct_id": "NCT01042158",
      "title": "A Clinical Trial of Ambrisentan and Tadalafil in Pulmonary Arterial Hypertension Associated With Systemic Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension",
        "Systemic Sclerosis",
        "Scleroderma Spectrum of Diseases",
        "Connective Tissue Disease",
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "tadalafil and ambrisentan upfront combination therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2010-01",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2017-09-12",
      "last_synced_at": "2026-07-24T10:20:40.953Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01042158"
    },
    {
      "nct_id": "NCT02981082",
      "title": "Dimethyl Fumarate (DMF) in Systemic Sclerosis-Associated Pulmonary Arterial Hypertension",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Systemic Sclerosis",
        "Pulmonary; Hypertension"
      ],
      "interventions": [
        {
          "name": "Dimethyl Fumarate (DMF)",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Robert Lafyatis",
      "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": 6,
      "start_date": "2016-12",
      "completion_date": "2020-02-10",
      "has_results": true,
      "last_update_posted_date": "2022-03-17",
      "last_synced_at": "2026-07-24T10:20:40.953Z",
      "location_count": 4,
      "location_summary": "Denver, Colorado • Baltimore, Maryland • Boston, Massachusetts + 1 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02981082"
    }
  ]
}