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Showing 1–24 of 64 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Wheezing Clear all
Completed No phase listed Observational

A Study to Assess Benign Joint Hypermobility Syndrome in Children With a History of Wheezing or Asthma

NCT02163096
View directory record Official record
Conditions
Benign Joint Hypermobility Syndrome, Wheezing, Asthma
Interventions
Not listed
Lead sponsor
University of Louisville
Other
Eligibility
6 Years to 16 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
3
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jan 7, 2016 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Not applicable Interventional

Breathing Training for Asthma

NCT00975273
View directory record Official record
Conditions
ASTHMA
Interventions
Capnometry Assisted Respiration Training, Breathing Awareness
Behavioral
Lead sponsor
Southern Methodist University
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 3, 2018 · Synced Jul 22, 2026, 10:16 AM EDT
Withdrawn Early Phase 1 Interventional Accepts healthy volunteers

The Bronchiolitis in Hospitalized Infants Study

NCT05994183
View directory record Official record
Conditions
Bronchiolitis
Interventions
Dexamethasone Oral
Drug
Lead sponsor
IDeA States Pediatric Clinical Trials Network
Network
Eligibility
0 Months to 24 Months
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
2
States / cities
Little Rock, Arkansas • Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 13, 2023 · Synced Jul 22, 2026, 10:16 AM EDT
Completed No phase listed Observational

An Epidemiological Study to Evaluate the RSV-Associated Lower Respiratory Track in Infections in Infants

NCT00369759
View directory record Official record
Conditions
Respiratory Infections, Bronchiolitis, Pneumonia, Apnea
Interventions
Emergency Dept. Subjects with LRI or Apnea
Other
Lead sponsor
MedImmune LLC
Industry
Eligibility
1 Day to 12 Months
Enrollment
2,048 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
38
States / cities
Phoenix, Arizona • Sylmar, California • Denver, Colorado + 29 more
Source: ClinicalTrials.gov public record
Updated Mar 16, 2009 · Synced Jul 22, 2026, 10:16 AM EDT
Completed No phase listed Observational

VCSIP Follow-up Study

NCT03203603
View directory record Official record
Conditions
Asthma, Pulmonary Function, Wheezing, In Utero Nicotine
Interventions
No active intervention
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
6 Months to 4 Years
Enrollment
242 participants
Timeline
2017 – 2024
U.S. locations
2
States / cities
Indianapolis, Indiana • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Azithromycin to Prevent Wheezing Following Severe RSV Bronchiolitis-II

NCT02911935
View directory record Official record
Conditions
Respiratory Syncytial Virus, Bronchiolitis
Interventions
Oral azithromycin, Placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
1 Month to 18 Months
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 6, 2022 · Synced Jul 22, 2026, 10:16 AM EDT
Completed No phase listed Observational

Lung Function and Structure in Healthy Infants and Infants With Recurrent Wheezing

NCT00507676
View directory record Official record
Conditions
Asthma, Wheezing, Infant
Interventions
Not listed
Lead sponsor
Indiana University
Other
Eligibility
2 Months to 2 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2007
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 29, 2012 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Phase 2 Interventional Results available

Crossover Study to Evaluate the Efficacy, Safety and Tolerability of Different Doses of Indacaterol in Patients With Persistent Asthma

NCT01959412
View directory record Official record
Conditions
Asthma
Interventions
Indacaterol 27.5 mcg, Indacaterol 37.5, Indacaterol 55 mcg, Indacaterol 75 mcg, Indacaterol 150 mcg, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
12
States / cities
Huntington Beach, California • Los Angeles, California • Mission Viejo, California + 9 more
Source: ClinicalTrials.gov public record
Updated May 5, 2015 · Synced Jul 22, 2026, 10:16 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Soy Isoflavones For Inner City Infants At Risk For Asthma (SIRA) Study

NCT05667701
View directory record Official record
Conditions
Wheezing, Asthma in Children
Interventions
Soy isoflavone, matching placebo
Drug
Lead sponsor
Rajesh Kumar
Other
Eligibility
2 Months to 12 Months
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Not applicable Interventional

Pediatric Emergency Department Decision Support System to Reduce Secondhand Smoke

NCT02489708
View directory record Official record
Conditions
Asthma, Smoking Cessation
Interventions
Cessation Counseling
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Day and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 8, 2021 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Oral Bacterial Extract for the Prevention of Wheezing Lower Respiratory Tract Illness

NCT02148796
View directory record Official record
Conditions
Asthma, Wheezing
Interventions
Broncho-Vaxom (BV), Placebo
Drug · Other
Lead sponsor
University of Arizona
Other
Eligibility
6 Months to 18 Months
Enrollment
822 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2026
U.S. locations
11
States / cities
Phoenix, Arizona • Tucson, Arizona • Oakland, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Vitamin C to Decrease Effects of Smoking in Pregnancy on Infant Lung Function

NCT01723696
View directory record Official record
Conditions
Pulmonary Function; Newborn, Abnormal, Infant Wheeze, In-utero Nicotine, Second Hand Smoke
Interventions
Vitamin C +prenatal vitamin, Placebo tablet+prenatal vitamin
Dietary Supplement
Lead sponsor
Oregon Health and Science University
Other
Eligibility
15 Years and older · Female only
Enrollment
252 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
2
States / cities
Indianapolis, Indiana • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Jul 22, 2026, 10:16 AM EDT
Recruiting No phase listed Observational

AeviceMD for Detection of Wheeze in Pediatric and Adult Populations

NCT06691971
View directory record Official record
Conditions
Subject Presenting Wheeze, Asthma, Bronchial Disease, Respiratory Tract Diseases, Pediatric Asthma, Chronic Respiratory Disease
Interventions
AeviceMD
Device
Lead sponsor
Aevice Health Pte. Ltd.
Other
Eligibility
3 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Jul 22, 2026, 10:16 AM EDT
Terminated No phase listed Observational

Chest Ultrasound of ER Patients With Cough or SOB

NCT02269761
View directory record Official record
Conditions
Cough, Dyspnea, Wheezing
Interventions
Nuvis Diagnostic Ultrasound System
Device
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Prospective, Epidemiological Study to Assess the Disease Burden of Respiratory Syncytial Virus Associated, Suspected Lower Respiratory Tract Infections in Newborns, From 0 to 2 Years of Age and Risk of Development of Wheeze and Asthma From 0 to 6 Years of Age

NCT01995175
View directory record Official record
Conditions
Respiratory Syncytial Virus
Interventions
Nasal swab sampling, Blood sampling, Diary cards
Procedure · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
Up to 6 Years
Enrollment
2,409 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2021
U.S. locations
9
States / cities
Oakland, California • Sacramento, California • Santa Clara, California + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 28, 2022 · Synced Jul 22, 2026, 10:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cough Reflex Sensitivity and Bronchial Hyper-responsiveness

NCT01777867
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Chronic Cough, Broncho-hyperreactivity
Interventions
Cough Reflex Sensitivity, Methacholine Challenge
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 16, 2017 · Synced Jul 22, 2026, 10:16 AM EDT
Completed No phase listed Observational Results available

A Post Marketing Evaluation of the Effectiveness of FluMist Risk Minimization Plan in Children

NCT00626808
View directory record Official record
Conditions
Asthma, Wheezing, Immunosuppression
Interventions
No Intervention
Drug
Lead sponsor
MedImmune LLC
Industry
Eligibility
Not listed
Enrollment
321,697 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 11, 2014 · Synced Jul 22, 2026, 10:16 AM EDT
Not listed No phase listed Observational

Wheezometer™ Exploratory (WM) Field Study

NCT01156818
View directory record Official record
Conditions
Respiratory Sounds, Wheezing
Interventions
Not listed
Lead sponsor
KarmelSonix Ltd.
Industry
Eligibility
8 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 8, 2011 · Synced Jul 22, 2026, 10:16 AM EDT
Completed No phase listed Observational

A 24 Month Observational Study of Infants 3-24 Months, Who Suffer an Acute Episode of Respiratory Infection and Wheezing Illness

NCT03741322
View directory record Official record
Conditions
Respiratory Tract Infections, Wheezing
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
3 Months to 24 Months
Enrollment
5 participants
Timeline
2018 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 24, 2020 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Phase 3 Interventional Results available

Acetaminophen Versus Ibuprofen in Children With Asthma

NCT01606319
View directory record Official record
Conditions
Asthma, Wheezing
Interventions
Acetaminophen, Ibuprofen
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
12 Months to 59 Months
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
15
States / cities
Tucson, Arizona • Oakland, California • San Francisco, California + 10 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2017 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Phase 2 Interventional Results available

Azithromycin to Prevent Wheezing Following Severe Respiratory Syncytial Virus (RSV) Bronchiolitis

NCT01486758
View directory record Official record
Conditions
RSV Bronchiolitis
Interventions
Azithromycin, Placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
1 Month to 18 Months
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 13, 2017 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Phase 2 Interventional Results available

Pilot Study of Pioglitazone for the Treatment of Moderate to Severe Asthma in Obese Asthmatics

NCT00634036
View directory record Official record
Conditions
Asthma
Interventions
pioglitazone, placebo
Drug
Lead sponsor
Fernando Holguin
Other
Eligibility
18 Years to 60 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania • Colchester, Vermont
Source: ClinicalTrials.gov public record
Updated Jul 18, 2017 · Synced Jul 22, 2026, 10:16 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Epinephrine Inhalation Aerosol USP, CLINICAL STUDY-B3 FOR ASSESSMENT OF PHARMACOKINETICS

NCT01255709
View directory record Official record
Conditions
Asthma
Interventions
Arm T1: Primatene Mist HFA, Arm T2: Primatene Mist HFA, Arm C: Primatene Mist (epinephrine inhalation aerosol, USP)
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 30 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2016 · Synced Jul 22, 2026, 10:16 AM EDT
Active, not recruiting No phase listed Observational

Critical Windows in the Development of Asthma Endotypes and Phenotypes in High-Risk Toddlers

NCT05210361
View directory record Official record
Conditions
Asthma in Children, Wheezing
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Months to 36 Months
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 19, 2025 · Synced Jul 22, 2026, 10:16 AM EDT