{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Eosinophilic+Granulomatosis+With+Polyangiitis+%28EGPA%29",
    "query": {
      "condition": "Eosinophilic Granulomatosis With Polyangiitis (EGPA)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 12,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Eosinophilic+Granulomatosis+With+Polyangiitis+%28EGPA%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:08:19.419Z",
  "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": "NCT00315380",
      "title": "Longitudinal Study for Eosinophilic Granulomatosis With Polyangiitis",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eosinophilic Granulomatosis With Polyangiitis",
        "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": 700,
      "start_date": "2006-04",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-05-22T05:08:19.419Z",
      "location_count": 8,
      "location_summary": "San Diego, California • Denver, Colorado • Boston, Massachusetts + 5 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00315380"
    },
    {
      "nct_id": "NCT03482479",
      "title": "Low Dose Naltrexone to Improve Physical Health in Patients With Vasculitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Eosinophilic Granulomatosis With Polyangiitis (EGPA)",
        "Churg-Strauss Syndrome (CSS)",
        "Giant Cell Arteritis",
        "Granulomatosis With Polyangiitis",
        "Microscopic Polyangiitis",
        "Polyarteritis Nodosa",
        "Takayasu Arteritis"
      ],
      "interventions": [
        {
          "name": "Naltrexone Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo Comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 60,
      "start_date": "2019-02-04",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-05-22T05:08:19.419Z",
      "location_count": 6,
      "location_summary": "Boston, Massachusetts • Rochester, Minnesota • Cleveland, Ohio + 3 more",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03482479"
    },
    {
      "nct_id": "NCT01241305",
      "title": "One-Time DNA Study for Vasculitis",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eosinophilic Granulomatosis With Polyangiitis (Churg-Strauss)",
        "Giant Cell Arteritis",
        "Granulomatosis With Polyangiitis (Wegener's)",
        "Microscopic Polyangiitis",
        "Polyarteritis Nodosa",
        "Takayasu's Arteritis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "7 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2010-10",
      "completion_date": "2028-08",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-05-22T05:08:19.419Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • San Francisco, California • Chicago, Illinois + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01241305"
    },
    {
      "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": "2026-05-22T05:08:19.419Z",
      "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": "NCT04157348",
      "title": "Efficacy and Safety of Benralizumab in EGPA Compared to Mepolizumab.",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Eosinophilic Granulomatous Vasculitis"
      ],
      "interventions": [
        {
          "name": "Benralizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Mepolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo to Mepolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo to Benralizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 140,
      "start_date": "2019-10-29",
      "completion_date": "2026-11-30",
      "has_results": true,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-05-22T05:08:19.419Z",
      "location_count": 9,
      "location_summary": "Denver, Colorado • Ann Arbor, Michigan • Rochester, Minnesota + 6 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        },
        {
          "city": "Great Neck",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04157348"
    },
    {
      "nct_id": "NCT02947945",
      "title": "Reslizumab in the Treatment of Eosinophilic Granulomatosis With Polyangiitis (EGPA) Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Reslizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Jewish Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2017-09-12",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2017-09-14",
      "last_synced_at": "2026-05-22T05:08:19.419Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02947945"
    },
    {
      "nct_id": "NCT03004326",
      "title": "Clinical Transcriptomics in Systemic Vasculitis (CUTIS)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cryoglobulinemic Vasculitis (CV)",
        "Drug-induced Vasculitis",
        "Eosinophilic Granulomatosis With Polyangiitis (EGPA)",
        "IgA Vasculitis",
        "Isolated Cutaneous Vasculitis",
        "Granulomatosis With Polyangiitis (GPA)",
        "Microscopic Polyangiitis (MPA)",
        "Polyarteritis Nodosa (PAN)",
        "Urticarial Vasculitis",
        "Vasculitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Peter Merkel",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2017-01",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-05-22T05:08:19.419Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Boston, Massachusetts • Rochester, Minnesota + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03004326"
    },
    {
      "nct_id": "NCT06512883",
      "title": "A Trial to Investigate Benralizumab in Children With Eosinophilic Diseases",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Eosinophilic Granulomatosis With Polyangiitis (EGPA)",
        "Hypereosinophilia Syndrome (HES)"
      ],
      "interventions": [
        {
          "name": "Benralizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 14,
      "start_date": "2025-04-17",
      "completion_date": "2028-04-03",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-05-22T05:08:19.419Z",
      "location_count": 3,
      "location_summary": "Aurora, Colorado • Cincinnati, Ohio • Highland Hills, Ohio",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Highland Hills",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06512883"
    },
    {
      "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": "2026-05-22T05:08:19.419Z",
      "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": "NCT02507024",
      "title": "The ANCA Vasculitis Questionnaire (AAV-PRO©)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eosinophilic Granulomatosis With Polyangiitis (Churg-Strauss) (EGPA)",
        "Churg-Strauss Syndrome (CSS)",
        "Granulomatosis With Polyangiitis (Wegener's) (GPA)",
        "Wegener Granulomatosis (WG)",
        "Microscopic Polyangiitis (MPA)",
        "ANCA-Associated Vasculitis (AAV)",
        "Vasculitis"
      ],
      "interventions": [
        {
          "name": "Online questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 280,
      "start_date": "2015-07",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-05-04",
      "last_synced_at": "2026-05-22T05:08:19.419Z",
      "location_count": 2,
      "location_summary": "Tampa, Florida • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02507024"
    }
  ]
}