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Completed Phase 4 Interventional Results available

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

ClinicalTrials.gov ID: NCT01922037

Public ClinicalTrials.gov record NCT01922037. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jun 25, 2026, 10:16 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Prospective Observational Study to Evaluate Predictors of Clinical Effectiveness in Response to Omalizumab

Study identification

NCT ID
NCT01922037
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
806 participants

Conditions and interventions

Conditions

Interventions

  • Omalizumab Drug

Drug

Eligibility (public fields only)

Age range
12 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 18, 2013
Primary completion
Mar 30, 2016
Completion
Mar 30, 2016
Last update posted
Dec 10, 2017

2013 – 2016

United States locations

U.S. sites
145
U.S. states
34
U.S. cities
128
Facility City State ZIP Site status
Alabama Allergy & Asthma Birmingham Alabama 35209
Achieve Clinical Research, LLC Birmingham Alabama 35216
Huntsville Lung Associates PC Huntsville Alabama 35801
San Tan Allergy & Asthma Gilbert Arizona 85234-2966
Dedicated Clinical Research Goodyear Arizona 85395
Allergy Associates of Tucson Tucson Arizona 85716
University of Arizona Tucson Arizona 85724-5030
Little Rock Allergy & Asthma; Clinical Research Center Little Rock Arkansas 72205
Stuart Epstein MD - PP Beverly Hills California 90212
West Coast Clinical Trials Global, LLC Costa Mesa California 92626
Peninsula Allergy Associates Daly City California 94015
Allianz Medical and Research Center Fountain Valley California 92708
William Ebbeling MD - PP Fresno California 93720
Gettysburg Medical Clinic Fresno California 93726
Allergy & Asthma Inst Valley Granada Hills California 91344
VA Loma Linda Healthcare System Loma Linda California 92357
Allergy Asthma Care Ctr, Inc. Los Angeles California 90064
Southern California Research Center Mission Viejo California 92691
North Bay Allergy & Asthma; Medical Assoc Napa California 94558
Choc Psf, Amc Orange California 92868
Clinical Trials of Orange County Orange California 92868
California Allergy & Asthma Medical Group, Inc. Palmdale California 93551
Joann Blessing-Moore MD - PP Palo Alto California 94304
TPMG - Rancho Cordova Rancho Cordova California 95762
Redding Allergy & Asthma Care Redding California 96003
Allergy & Asthma Consultants Redwood City California 94063
Capital Allergy Resp Dis Ctr Sacramento California 95819
Central Coast Allergy and Asthma Salinas California 93901
Allergy Assoc Medical Group San Diego California 92108
Kaiser Permanente - San Diego San Diego California 92120
University of California at San Francisco San Francisco California 94115
Asthma & Allergy Clinic San Francisco California 94121
The Allergy and Asthma Clinic San Mateo California 94401
Allergy & Asthma Medical Group; Clinical Research Division Walnut Creek California 94598
IMMUNOe International Research Centers Centennial Colorado 80112
Danbury Hospital Danbury Connecticut 06810
Christopher C Randolph MD - PP Waterbury Connecticut 06708
Waterbury Pulmonary Associates Waterbury Connecticut 06708
St. Francis Sleep; Allergy & Lung Institute Clearwater Florida 33765
AAADRS; Clinical Research Center Coral Gables Florida 33134
Allergy Asthma & Immun Center Leesburg Florida 34788
Florida Ctr-Allergy & Asthma Miami Florida 33173
FL Ctr Allergy & Asthma Res Miami Florida 33176
Allergy & Asthma Care of FL; Clinical Research Ocala Florida 34471
Central Florida Pulmonary Grou Orlando Florida 32803
Allergy Asthma & Sinus Center Palm Beach Gardens Florida 33410
Gulf Coast Allergy Center, P.A. Port Charlotte Florida 33952
USF Asthma Allergy & Immun; Clinical Research Tampa Florida 33613
Georgia Pollens Albany Georgia 31707
Brookstone Clinical Res Ctr Columbus Georgia 31904
Allergy & Asthma Care Center Gainesville Georgia 30501
Aeroallergy Research Labs Savannah Georgia 31406
Asthma & Allergy of Idaho Twin Falls Idaho 83301
Rush University Medical Center Chicago Illinois 60612
Chest Medicine Consultants Chicago Illinois 60657
Allergy & Asthma Care LTD Glen Carbon Illinois 62034
Sneeze Wheeze and Itch Associates LLC Normal Illinois 61761
Allergy Asthma Care Crown Point Indiana 46307
The Allergy and Asthma Center Fort Wayne Indiana 46804
Clinical Research Center of Indiana Indianapolis Indiana 46208
University of Kansas Med Ctr; Int med/Allgy/Immun/Rheum Kansas City Kansas 66160-7350
Kansas City Allergy And Asthma Assoc. Overland Park Kansas 66210
Abraham Research PLLC Florence Kentucky 41042
Allergy & Asth Phys of Cent KY Lexington Kentucky 40503
Dr. Paul Shapero Bangor Maine 04401
Chesapeake Clinical Research Inc - CRN Baltimore Maryland 21236
Glenn M. Silber, M.D., P.A Ellicott City Maryland 21042
Family Allergy & Asthma Gaithersburg Maryland 20878
Brigham and Women's Hospital Boston Massachusetts 98410
Center for Clinical Research. Brockton Massachusetts 02301
Allergy Arth Fam Treatment Ctr Gardner Massachusetts 01440
Infinity Medical Research Inc North Dartmouth Massachusetts 02747
McGovern & Baja Allergy Assoc Springfield Massachusetts 01103
Asthma & Allergy Inst of MI Clinton Township Michigan 48038
Asthma Allergy Ctr of SW MI Portage Michigan 49024
Clinical Research Inst Minneapolis Minnesota 55402
Mayo Clinic Rochester Minnesota 55905
Washington Univ. School of Med St Louis Missouri 63141
Impact Clinical Trials Las Vegas Nevada 89106
Ocean Allergy & Resp Res Ctr Brick New Jersey 08724
Adult Ped Aller Central Jersey Edison New Jersey 08820
Center for Asthma and Allergy Highland Park New Jersey 08904
Atlantic Allergy Asthma Immunology Associates Ocean City New Jersey 07712
Allergy Treatment Center of New Jersey Piscataway New Jersey 08854
Pulmonary and Allergy Associates Summit New Jersey 07901
Allergy Consultants, PA Verona New Jersey 07044
SUNY Downstate Medical Center. Brooklyn New York 11203
Boris Sagalovich MD - PC Brooklyn New York 11229
Island Medical Research Pc Commack New York 11725
North Shore Medical Arts, LLP Great Neck New York 11021
Jamaica Hospital Medical Center Jamaica New York 11418
Winthrop Univ Hospital Mineola New York 11501
Laura and ISAAC Perlmutter Cancer Center at NYU Langone. New York New York 10016
Parikh Institute for Research LLC New York New York
Albert P Hirdt DO - PP Newburgh New York 12550
Olean Medical Group Olean New York 14760
University of Rochester Rochester New York 14618
Advanced Allergy & Asthma PLLC Rockville Centre New York 11570
Urban Health Plan, Inc. The Bronx New York 10459
Montefiore Medical Center The Bronx New York 10461
Alan Kaufman MD - PP The Bronx New York 10465
Allergy Partners of Western NC Asheville North Carolina 28801
Allergy & Asthma Centre of Dayton Centerville Ohio 45458
The Cleveland Clinic Foundation Cleveland Ohio 44195
Santiago Reyes MD-Private Prac Oklahoma City Oklahoma 73112
Vital Prospects Clin Res Pc Tulsa Oklahoma 74136
Bend Memorial Clinic Bend Oregon 97701
Central PA Asth & Allergy Care; Research Division Altoona Pennsylvania 16601
Allergy and Asthmas; Specialists of Harrisburg Harrisburg Pennsylvania 17110
Penn State Hershey Medical Group Hershey Pennsylvania 17033
Inst for Resp & Sleep Med PC Langhorne Pennsylvania 19047
Allergy and Asthma Research of NJ, lnc Philadelphia Pennsylvania 19115
Allergy & Clinical Immun Assoc Pittsburgh Pennsylvania 15241
South Hills Pulmonary Assoc Pittsburgh Pennsylvania 15243
Respiratory Specialists Reading Pennsylvania 19610
Nat'l Aller Asth-Charleston Charleston South Carolina 29406
ADAC Research PA Greenville South Carolina 29607
Upstate Pharma Research Simpsonville South Carolina 29681
East Tennessee Center for Clinical Research Knoxville Tennessee 37909
LeBonheur Children's Hospital Memphis Tennessee 38103
Vanderbilt Medical University Nashville Tennessee 37203
Greater Austin Allergy Asthma and Immunology Austin Texas 78746
Elliot J. Ginchansky, MD, PA Dallas Texas 75230
Allergy Asthma Research Assoc Dallas Texas 75231
University of Texas Medical Branch;Division of APICS Galveston Texas 77555
Allergy Asthma & Immun Assoc Garland Texas 75044
Live Oak Allergy & Asthma Clinic San Antonio Texas 78233
Allergy & Asthma Res Ctr PA San Antonio Texas 78251
Sugar Land Allerg Asthma Immun Sugar Land Texas 77479
University of Texas Health Center at Tyler Tyler Texas 75708
Allergy Associates of Utah Murray Utah 84107
Bridgerland Clinical Research North Logan Utah 84341
Pulmonary Research of Albingdon Abingdon Virginia 24210
O & O Alpan, LLC Fairfax Virginia 22030
Clinical Research Partners, LLC Henrico Virginia 23233
Allergy Asthma & Sinus Center Leesburg Virginia 20176
Children's Hospital of the King's Daughter Norfolk Virginia 23510
Bellingham Asthma, Allergy & Immunology Bellingham Washington 98225
ASTHMA, Inc Seattle Washington 98105
Pulmonary & Sleep Research Spokane Washington 99204
Northwest Asthma Allergy Center Vancouver Washington 98664
Allergy Asthma & Sinus Center Greenfield Wisconsin 53228
Dean Clinic Madison Wisconsin 53715
University of Wisconsin;Allergy & Asthma Clinical Research Madison Wisconsin 53792
Medical College of Wisconsin Milwaukee Wisconsin 53226

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01922037, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Dec 10, 2017 · Synced Jun 25, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01922037 live on ClinicalTrials.gov.

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