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ClinicalTrials.gov public records Last synced Sep 30, 2026, 8:35 AM EDT

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Showing 1–24 of 112 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Omalizumab (Xolair) Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Phase 1, Randomized, Placebo-controlled, Dose-escalation Safety Study of MEDI4212 in Subjects With IgE >= 30 IU/mL

NCT01544348
View directory record Official record
Conditions
Allergic Asthma, Atopic Dermatitis, Allergic Rhinitis, Healthy Volunteers
Interventions
Placebo, Omalizumab, MEDI4212 5 mg Subcutaneous, MEDI4212 15 mg Subcutaneous, MEDI4212 60 mg Subcutaneous, MEDI4212 150 mg Subcutaneous, MEDI4212 300 mg Subcutaneous, MEDI4212 300 mg Intravenous
Other · Biological
Lead sponsor
MedImmune LLC
Industry
Eligibility
18 Years to 60 Years
Enrollment
295 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
7
States / cities
Cypress, California • Glendale, California • Denver, Colorado + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2014 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 2 Interventional

Omalizumab (Xolair) and Allergy Shots For the Treatment of Seasonal Allergies

NCT00078195
View directory record Official record
Conditions
Hay Fever, Hypersensitivity, Allergy, Rhinitis
Interventions
omalizumab, Placebo omalizumab, Ragweed rush immunotherapy (RIT), Placebo rush immunotherapy (RIT), Ragweed immunotherapy (IT), Placebo immunotherapy (IT)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
3
States / cities
Iowa City, Iowa • Omaha, Nebraska • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 18, 2016 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 2Phase 3 Interventional

Efficacy of Omalizumab as Add on Therapy for Minority Patients With Moderate to Severe Asthma

NCT00180011
View directory record Official record
Conditions
Asthma
Interventions
Omalizumab
Drug
Lead sponsor
DiMango, Emily, M.D.
Individual
Eligibility
18 Years to 50 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 4 Interventional

Study to Evaluate the Effect of Xolair(Omalizumab) on Improving the Tolerability of Specific Immunotherapy in Patients With at Least Moderate Persistent Allergic Asthma Inadequately Controlled With Inhaled Corticosteroids

NCT00691873
View directory record Official record
Conditions
Asthma
Interventions
Placebo, Xolair
Drug
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Jun 6, 2008 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 4 Interventional Results available

Omalizumab to Mepolizumab Switch Study in Severe Eosinophilic Asthma Patients

NCT02654145
View directory record Official record
Conditions
Asthma
Interventions
Mepolizumab 100mg SC, Albuterol/salbutamol MDIs, Omalizumab
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
13
States / cities
Birmingham, Alabama • Riverside, California • Roseville, California + 10 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Study Using Xolair in Rush Multi Oral Immunotherapy in Multi Food Allergic Patients

NCT02643862
View directory record Official record
Conditions
Food Allergy
Interventions
Xolair, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
4 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Mountain View, California
Source: ClinicalTrials.gov public record
Updated Jan 12, 2018 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 4 Interventional Results available

A Study in Participants With Asthma Initiating Treatment With Omalizumab (Xolair)

NCT01922037
View directory record Official record
Conditions
Asthma
Interventions
Omalizumab
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
12 Years and older
Enrollment
806 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
145
States / cities
Birmingham, Alabama • Huntsville, Alabama • Gilbert, Arizona + 125 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2017 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy, Response Duration and Safety of Xolair (Omalizumab) in Patients With Chronic Idiopathic Urticaria (CIU)/Chronic Spontaneous Urticaria (CSU) Who Remain Symptomatic Despite Antihistamine Treatment (H1)

NCT01292473
View directory record Official record
Conditions
Chronic Idiopathic Urticaria
Interventions
Placebo, Omalizumab
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
12 Years to 75 Years
Enrollment
323 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
36
States / cities
La Jolla, California • Los Angeles, California • Redwood City, California + 31 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2013 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 4 Interventional

Xolair in Patients With Chronic Sinusitis

NCT00117611
View directory record Official record
Conditions
Sinusitis
Interventions
Anti-IgE antibody omalizumab or placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 75 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 30, 2013 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 4 Interventional Results available

EValuating trEatment RESponses of Dupilumab Versus Omalizumab in Type 2 Patients

NCT04998604
View directory record Official record
Conditions
Chronic Rhinosinusitis With Nasal Polyps, Asthma
Interventions
Dupilumab, Omalizumab, Placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
16
States / cities
Los Angeles, California • Tampa, Florida • Chicago, Illinois + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2025 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 3 Interventional Results available

A Clinical Trial of Omalizumab in Participants With Chronic Rhinosinusitis With Nasal Polyps

NCT03280550
View directory record Official record
Conditions
Nasal Polyps, Chronic Rhinosinusitis
Interventions
Omalizumab, Placebo
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 75 Years
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
11
States / cities
Los Angeles, California • Roseville, California • Miami, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Mar 23, 2020 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 4 Interventional

Non-invasive Ways to Evaluate Lung Disease After Treatment With Xolair

NCT00139152
View directory record Official record
Conditions
Lung Disease
Interventions
Placebo, Xolair
Drug
Lead sponsor
Creighton University
Other
Eligibility
12 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
2
States / cities
Omaha, Nebraska • Albany, New York
Source: ClinicalTrials.gov public record
Updated Jan 7, 2014 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 3 Interventional Results available

A Phase III Study of Safety and Efficacy of Ligelizumab in the Treatment of CSU in Adolescents and Adults Inadequately Controlled With H1-antihistamines

NCT03580369
View directory record Official record
Conditions
Chronic Spontaneous Urticaria
Interventions
Ligelizumab, Omalizumab, Placebo
Biological · Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
12 Years and older
Enrollment
1,072 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
30
States / cities
Gilbert, Arizona • Litchfield Park, Arizona • Scottsdale, Arizona + 26 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2023 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 4 Interventional Results available

Therapeutic Utility of Xolair in Patients Undergoing Aspirin Desensitization

NCT00555971
View directory record Official record
Conditions
Aspirin Sensitivity
Interventions
Omalizumab, placebo
Drug
Lead sponsor
David Lang
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 3, 2020 · Synced Sep 30, 2026, 8:35 AM EDT
Terminated Early Phase 1 Interventional

Gastrointestinal STRING Test With Oral Immunotherapy

NCT04943744
View directory record Official record
Conditions
Eosinophilic Disorder, Food Allergy
Interventions
Entero-tracker, omalizumab, dupliumab
Device · Biological
Lead sponsor
Stanford University
Other
Eligibility
5 Years to 55 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 1 Interventional

Identifying Responders to Xolair (Omalizumab) Using Eosinophilic Esophagitis as a Disease Model

NCT01040598
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
Omalizumab
Biological
Lead sponsor
O & O Alpan LLC
Other
Eligibility
12 Years to 76 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
Springfield, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 14, 2012 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 1 Interventional

Single Center Study Using Omalizumab in Subjects With Atopic Dermatitis

NCT01678092
View directory record Official record
Conditions
Atopic Dermatitis
Interventions
omalizumab
Biological
Lead sponsor
Stanford University
Other
Eligibility
4 Years to 25 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Nov 26, 2015 · Synced Sep 30, 2026, 8:35 AM EDT
Recruiting Phase 2 Interventional

Omalizumab Before Onset of Exacerbations

NCT05332067
View directory record Official record
Conditions
Asthma in Children, Atopy, Viral Upper Respiratory Infection
Interventions
Omalizumab, Placebo
Drug
Lead sponsor
Children's National Research Institute
Other
Eligibility
6 Years to 17 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Sep 30, 2026, 8:35 AM EDT
Not listed Phase 4 Interventional

The Effect of Xolair on Inhibiting Leukotriene and Cytokine (IL-4 and IL-13) Release From Blood Basophils

NCT00673218
View directory record Official record
Conditions
Allergy
Interventions
Placebo, Xolair
Drug
Lead sponsor
Creighton University
Other
Eligibility
19 Years to 50 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jul 6, 2012 · Synced Sep 30, 2026, 8:35 AM EDT
Withdrawn Phase 3 Interventional

Efficacy and Safety of Rituximab Combined With Omalizumab in Patients With Bullous Pemphigoid

NCT04128176
View directory record Official record
Conditions
Bullous Pemphigoid
Interventions
Rituximab combined with Omalizumab
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 3, 2024 · Synced Sep 30, 2026, 8:35 AM EDT
Terminated Phase 4 Interventional

Non-invasive Measures of Effects of Xolair in Asthma

NCT00784485
View directory record Official record
Conditions
Asthma
Interventions
Xolair injections
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 9, 2011 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 4 Interventional Results available

A Study Evaluating the Persistency of Response With or Without Xolair (Omalizumab) After Long-term Therapy

NCT01125748
View directory record Official record
Conditions
Allergic Asthma
Interventions
Omalizumab, Placebo, Asthma therapies
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
17 Years to 70 Years
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
100
States / cities
Huntsville, Alabama • Little Rock, Arkansas • Bakersfield, California + 87 more
Source: ClinicalTrials.gov public record
Updated Oct 15, 2014 · Synced Sep 30, 2026, 8:35 AM EDT
Completed Phase 2 Interventional

Effect of Anti-IgE in Chronic Urticaria

NCT00130234
View directory record Official record
Conditions
Urticaria
Interventions
Xolair® (Omalizumab)
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 7, 2008 · Synced Sep 30, 2026, 8:35 AM EDT