{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=GPA",
    "query": {
      "condition": "GPA"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 67,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=GPA&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T13:57:52.203Z",
  "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": "NCT01066208",
      "title": "American College of Rheumatology/European League Against Rheumatism (ACR/EULAR) Diagnostic and Classification Criteria for Primary Systemic Vasculitis",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Wegener's Granulomatosis",
        "Microscopic Polyangiitis",
        "Churg Strauss Syndrome",
        "Polyarteritis Nodosa",
        "Giant Cell Arteritis",
        "Takayasu Arteritis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Oxford",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3588,
      "start_date": "2011-01",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2016-08-19",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 14,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Francisco, California + 11 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01066208"
    },
    {
      "nct_id": "NCT03410290",
      "title": "Journey of Patients With Vasculitis From First Symptom to Diagnosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vasculitis",
        "Systemic Vasculitis",
        "Behcet's Disease",
        "CNS Vasculitis",
        "Cryoglobulinemic Vasculitis",
        "Eosinophilic Granulomatous Vasculitis",
        "Temporal Arteritis",
        "Giant Cell Arteritis",
        "Granulomatosis With Polyangiitis",
        "Wegener Granulomatosis",
        "Henoch Schonlein Purpura",
        "IgA Vasculitis",
        "Microscopic Polyangiitis",
        "Polyarteritis Nodosa",
        "Takayasu Arteritis",
        "Urticarial Vasculitis"
      ],
      "interventions": [
        {
          "name": "Online Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 456,
      "start_date": "2018-01-11",
      "completion_date": "2018-05-21",
      "has_results": false,
      "last_update_posted_date": "2018-06-06",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03410290"
    },
    {
      "nct_id": "NCT03919435",
      "title": "TEMPO Study: Trimethoprim-Sulfamethoxazole in Granulomatosis With Polyangiitis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Granulomatosis With Polyangiitis",
        "Wegener Granulomatosis"
      ],
      "interventions": [
        {
          "name": "Trimethoprim Sulfamethoxazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2019-03-27",
      "completion_date": "2027-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-11-19",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03919435"
    },
    {
      "nct_id": "NCT02967068",
      "title": "VCRC Tissue Repository",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aortitis",
        "Cutaneous Vasculitis",
        "Eosinophilic Granulomatosis With Polyangiitis",
        "Giant Cell Arteritis",
        "Granulomatosis With Polyangiitis (Wegener's)",
        "Henoch-Schonlein Purpura",
        "IgA Vasculitis",
        "Microscopic Polyangiitis",
        "Polyarteritis Nodosa",
        "Takayasu Arteritis",
        "Churg-Strauss Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1000,
      "start_date": "2016-11",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 6,
      "location_summary": "Boston, Massachusetts • Cleveland, Ohio • Philadelphia, Pennsylvania + 2 more",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02967068"
    },
    {
      "nct_id": "NCT01940094",
      "title": "The Assessment of Prednisone In Remission Trial - Centers of Excellence Approach",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Granulomatosis With Polyangiitis"
      ],
      "interventions": [
        {
          "name": "5 mg Prednisone",
          "type": "DRUG"
        },
        {
          "name": "0 mg Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 159,
      "start_date": "2014-02",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 7,
      "location_summary": "Kansas City, Kansas • Boston, Massachusetts • Rochester, Minnesota + 4 more",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01940094"
    },
    {
      "nct_id": "NCT02228499",
      "title": "Academic Achievement in Children With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Shilpa Patel",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "11 Years to 14 Years"
      },
      "enrollment_count": 66,
      "start_date": "2016-12-15",
      "completion_date": "2017-05",
      "has_results": true,
      "last_update_posted_date": "2019-05-07",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02228499"
    },
    {
      "nct_id": "NCT05732402",
      "title": "An Open-label Study of Povetacicept in Autoantibody-Associated Glomerular Diseases",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lupus Nephritis",
        "Immunoglobulin A Nephropathy",
        "Membranous Nephropathy",
        "Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis"
      ],
      "interventions": [
        {
          "name": "Povetacicept",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alpine Immune Sciences, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2023-03-15",
      "completion_date": "2028-03-02",
      "has_results": false,
      "last_update_posted_date": "2025-10-14",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 18,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Valencia, California + 14 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Valencia",
          "state": "California"
        },
        {
          "city": "Arvada",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05732402"
    },
    {
      "nct_id": "NCT00006055",
      "title": "Autologous Peripheral Blood Stem Cell Transplantation in Patients With Life Threatening Autoimmune Diseases",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Purpura, Schoenlein-Henoch",
        "Graft Versus Host Disease",
        "Anemia, Hemolytic, Autoimmune",
        "Rheumatoid Arthritis",
        "Churg-Strauss Syndrome",
        "Hypersensitivity Vasculitis",
        "Wegener's Granulomatosis",
        "Systemic Lupus Erythematosus",
        "Giant Cell Arteritis",
        "Pure Red Cell Aplasia",
        "Juvenile Rheumatoid Arthritis",
        "Polyarteritis Nodosa",
        "Autoimmune Thrombocytopenic Purpura",
        "Takayasu Arteritis"
      ],
      "interventions": [
        {
          "name": "anti-thymocyte globulin",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "filgrastim",
          "type": "DRUG"
        },
        {
          "name": "methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "prednisone",
          "type": "DRUG"
        },
        {
          "name": "Autologous Peripheral Blood Stem Cell Transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Fairview University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "1 Year to 55 Years"
      },
      "enrollment_count": 10,
      "start_date": "2000-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006055"
    },
    {
      "nct_id": "NCT05263934",
      "title": "Efficacy and Safety of Depemokimab Compared With Mepolizumab in Adults With Relapsing or Refractory Eosinophilic Granulomatosis With Polyangiitis (EGPA)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Eosinophilic Granulomatosis With Polyangiitis"
      ],
      "interventions": [
        {
          "name": "Depemokimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Mepolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo matching mepolizumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo matching depemokimab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 163,
      "start_date": "2022-07-14",
      "completion_date": "2026-10-27",
      "has_results": false,
      "last_update_posted_date": "2025-11-20",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 9,
      "location_summary": "Denver, Colorado • Gainesville, Florida • Rochester, Minnesota + 6 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05263934"
    },
    {
      "nct_id": "NCT06294236",
      "title": "Study Evaluating SC291 in Subjects With Severe r/r B-cell Mediated Autoimmune Diseases (GLEAM)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lupus Erythematosus",
        "Systemic Lupus Erythematosus",
        "SLE (Systemic Lupus)",
        "Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis",
        "Granulomatous Polyangiitis",
        "Microscopic Polyangiitis"
      ],
      "interventions": [
        {
          "name": "SC291",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sana Biotechnology",
      "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": 7,
      "start_date": "2024-04-29",
      "completion_date": "2028-03",
      "has_results": false,
      "last_update_posted_date": "2025-11-25",
      "last_synced_at": "2026-06-10T13:57:52.203Z",
      "location_count": 5,
      "location_summary": "Aurora, Colorado • Atlanta, Georgia • Baltimore, Maryland + 2 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06294236"
    }
  ]
}