{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Nucala",
    "query": {
      "intervention": "Nucala"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 43,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Nucala&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T07:54:01.329Z",
  "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": "NCT02105948",
      "title": "Study to Evaluate Efficacy and Safety of Mepolizumab for Frequently Exacerbating Chronic Obstructive Pulmonary Disease (COPD) Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Mepolizumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 837,
      "start_date": "2014-04-15",
      "completion_date": "2017-01-17",
      "has_results": true,
      "last_update_posted_date": "2018-08-31",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "location_count": 20,
      "location_summary": "Newport Beach, California • Rochester, Minnesota • Saint Charles, Missouri + 17 more",
      "locations": [
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Saint Charles",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02105948"
    },
    {
      "nct_id": "NCT05895929",
      "title": "The Role of IL5 in Epithelial Cell Integrity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Chronic Rhinosinusitis With Nasal Polyps",
        "Chronic Rhinosinusitis (Diagnosis)"
      ],
      "interventions": [
        {
          "name": "Mepolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 17,
      "start_date": "2023-09-05",
      "completion_date": "2026-02-27",
      "has_results": false,
      "last_update_posted_date": "2026-07-06",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05895929"
    },
    {
      "nct_id": "NCT01000506",
      "title": "Dose Ranging Efficacy And Safety With Mepolizumab in Severe Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Mepolizumab 750",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Mepolizumab 250",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Mepolizumab 75",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 621,
      "start_date": "2009-11-01",
      "completion_date": "2012-03-23",
      "has_results": true,
      "last_update_posted_date": "2018-01-24",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "location_count": 21,
      "location_summary": "Long Beach, California • Los Angeles, California • Riverside, California + 18 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01000506"
    },
    {
      "nct_id": "NCT00266565",
      "title": "Anti-Interleukin-5 (IL-5) Study for Hypereosinophilic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hypereosinophilic Syndromes",
        "Eosinophilic Gastroenteritis",
        "Churg-Strauss Syndrome",
        "Eosinophilic Esophagitis"
      ],
      "interventions": [
        {
          "name": "Mepolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 24,
      "start_date": "2001-12",
      "completion_date": "2005-04",
      "has_results": false,
      "last_update_posted_date": "2020-07-29",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00266565"
    },
    {
      "nct_id": "NCT06824649",
      "title": "Biologics in Chronic Rhinosinusitis With Nasal Polyposis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Sinusitis",
        "Nasal Polyps"
      ],
      "interventions": [
        {
          "name": "Biologic Agents",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 504,
      "start_date": "2026-06-03",
      "completion_date": "2030-02",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "location_count": 2,
      "location_summary": "Portland, Oregon • Charleston, South Carolina",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06824649"
    },
    {
      "nct_id": "NCT04718389",
      "title": "A Study of GSK3511294 (Depemokimab) Compared With Mepolizumab or Benralizumab in Participants With Severe Asthma With an Eosinophilic Phenotype",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "GSK3511294 (Depemokimab)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Mepolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Benralizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Standard of care (SoC)",
          "type": "DRUG"
        },
        {
          "name": "Pre-filled Syringes (PFS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 1717,
      "start_date": "2021-01-26",
      "completion_date": "2025-09-14",
      "has_results": true,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "location_count": 119,
      "location_summary": "Birmingham, Alabama • Scottsboro, Alabama • Litchfield Park, Arizona + 94 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsboro",
          "state": "Alabama"
        },
        {
          "city": "Litchfield Park",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04718389"
    },
    {
      "nct_id": "NCT01691521",
      "title": "Efficacy and Safety Study of Mepolizumab Adjunctive Therapy in Subjects With Severe Uncontrolled Refractory Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Mepolizumab IV",
          "type": "DRUG"
        },
        {
          "name": "Mepolizumab SC",
          "type": "DRUG"
        },
        {
          "name": "IV Placebo",
          "type": "DRUG"
        },
        {
          "name": "SC Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 580,
      "start_date": "2012-10-08",
      "completion_date": "2014-01-18",
      "has_results": true,
      "last_update_posted_date": "2018-08-06",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "location_count": 21,
      "location_summary": "Birmingham, Alabama • Newport Beach, California • Riverside, California + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Rolling Hills Estates",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01691521"
    },
    {
      "nct_id": "NCT00097370",
      "title": "Open-Label Extension Of Intravenous Mepolizumab In Patients With Hypereosinophilic Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypereosinophilic Syndrome"
      ],
      "interventions": [
        {
          "name": "mepolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 78,
      "start_date": "2004-09-30",
      "completion_date": "2010-09-29",
      "has_results": true,
      "last_update_posted_date": "2017-07-07",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "location_count": 10,
      "location_summary": "San Diego, California • Denver, Colorado • Bethesda, Maryland + 7 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00097370"
    },
    {
      "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": "2026-08-12",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "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": "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": "2026-07-08",
      "last_synced_at": "2026-09-03T07:54:01.329Z",
      "location_count": 6,
      "location_summary": "Denver, Colorado • Gainesville, Florida • Rochester, Minnesota + 3 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"
    }
  ]
}