{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=omalizumab+%28Xolair%29&page=5",
    "query": {
      "intervention": "omalizumab (Xolair)",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 112,
    "total_pages": 12,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=omalizumab+%28Xolair%29&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=omalizumab+%28Xolair%29&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T18:37:08.744Z",
  "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": "NCT03478930",
      "title": "An Extension Study of Omalizumab in Participants With Chronic Rhinosinusitis With Nasal Polyps",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Nasal Polyps",
        "Chronic Rhinosinusitis"
      ],
      "interventions": [
        {
          "name": "Omalizumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "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": 249,
      "start_date": "2018-05-09",
      "completion_date": "2020-03-16",
      "has_results": true,
      "last_update_posted_date": "2022-04-04",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 22 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Roseville",
          "state": "California"
        },
        {
          "city": "Stockton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03478930"
    },
    {
      "nct_id": "NCT05774639",
      "title": "Study to Compare Efficacy Safety and Immunogenicity of ADL-018 With XOLAIR (Omalizumab) in Adults With Chronic Idiopathic Urticaria",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Idiopathic Urticaria"
      ],
      "interventions": [
        {
          "name": "Omalizumab Injection",
          "type": "DRUG"
        },
        {
          "name": "Xolair Prefilled Syringe",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kashiv BioSciences, LLC",
      "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": 600,
      "start_date": "2023-08-15",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-02-05",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 4,
      "location_summary": "Brandon, Florida • Brooksville, Florida • Miami Lakes, Florida + 1 more",
      "locations": [
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Brooksville",
          "state": "Florida"
        },
        {
          "city": "Miami Lakes",
          "state": "Florida"
        },
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05774639"
    },
    {
      "nct_id": "NCT01125748",
      "title": "A Study Evaluating the Persistency of Response With or Without Xolair (Omalizumab) After Long-term Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergic Asthma"
      ],
      "interventions": [
        {
          "name": "Omalizumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Asthma therapies",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "17 Years to 70 Years"
      },
      "enrollment_count": 176,
      "start_date": "2010-05",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2014-10-15",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 100,
      "location_summary": "Huntsville, Alabama • Little Rock, Arkansas • Bakersfield, California + 87 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01125748"
    },
    {
      "nct_id": "NCT02742805",
      "title": "Sustained Effect of Urticaria Remission With Relatively High Dose Vitamin D Supplementation After Omalizumab Discontinuation",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Urticaria"
      ],
      "interventions": [
        {
          "name": "Vitamin D (4,000 IU/day)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Vitamin D (400 IU/day)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Omalizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Selina Gierer, D.O.",
      "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": "2016-02",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2018-05-01",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02742805"
    },
    {
      "nct_id": "NCT00117611",
      "title": "Xolair in Patients With Chronic Sinusitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Sinusitis"
      ],
      "interventions": [
        {
          "name": "Anti-IgE antibody omalizumab or placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "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": 14,
      "start_date": "2005-07",
      "completion_date": "2009-01",
      "has_results": false,
      "last_update_posted_date": "2013-09-30",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00117611"
    },
    {
      "nct_id": "NCT01678092",
      "title": "Single Center Study Using Omalizumab in Subjects With Atopic Dermatitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Atopic Dermatitis"
      ],
      "interventions": [
        {
          "name": "omalizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "4 Years to 25 Years"
      },
      "enrollment_count": 8,
      "start_date": "2004-05",
      "completion_date": "2006-12",
      "has_results": false,
      "last_update_posted_date": "2015-11-26",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01678092"
    },
    {
      "nct_id": "NCT00813748",
      "title": "Pharmacosurveillance Data Repository of Patients With and Without History of Anaphylactic Reactions Subsequent to Xolair Dosing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Allergic Asthma"
      ],
      "interventions": [
        {
          "name": "Xolair",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 118,
      "start_date": "2009-03",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2017-07-11",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 7,
      "location_summary": "Los Angeles, California • Valrico, Florida • Hinsdale, Illinois + 4 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Valrico",
          "state": "Florida"
        },
        {
          "city": "Hinsdale",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00813748"
    },
    {
      "nct_id": "NCT04180488",
      "title": "Dupilumab for the Treatment of Chronic Spontaneous Urticaria in Patients Who Remain Symptomatic Despite the Use of H1 Antihistamine and Who Are naïve to, Intolerant of, or Incomplete Responders to Omalizumab (LIBERTY-CSU CUPID)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Spontaneous Urticaria"
      ],
      "interventions": [
        {
          "name": "Dupilumab SAR231893",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "non sedating H1-antihistamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "6 Years to 80 Years"
      },
      "enrollment_count": 397,
      "start_date": "2019-12-11",
      "completion_date": "2024-10-25",
      "has_results": true,
      "last_update_posted_date": "2025-08-20",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 16,
      "location_summary": "Los Angeles, California • Sarasota, Florida • Sweetwater, Florida + 13 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Sweetwater",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04180488"
    },
    {
      "nct_id": "NCT00673218",
      "title": "The Effect of Xolair on Inhibiting Leukotriene and Cytokine (IL-4 and IL-13) Release From Blood Basophils",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergy"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Xolair",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Creighton University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "19 Years to 50 Years"
      },
      "enrollment_count": 25,
      "start_date": "2007-06",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2012-07-06",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00673218"
    },
    {
      "nct_id": "NCT00472030",
      "title": "Efficacy and Safety of Omalizumab in Bullous Pemphigoid",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bullous Pemphigoid"
      ],
      "interventions": [
        {
          "name": "Omalizumab",
          "type": "DRUG"
        },
        {
          "name": "prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2007-08",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2012-10-16",
      "last_synced_at": "2026-10-12T18:37:08.744Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00472030"
    }
  ]
}