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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Breathing Sounds Clear all
Completed No phase listed Observational

Vibration Response Imaging (VRI) in Patients That Are Undergoing Pulmonary Interventional Procedure

NCT00672893
View directory record Official record
Conditions
Central Airway Stenosis
Interventions
Vibration Response Imaging
Other
Lead sponsor
Deep Breeze
Industry
Eligibility
18 Years to 85 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
2
States / cities
Denver, Colorado • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 15, 2009 · Synced Jul 23, 2026, 11:50 PM 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 23, 2026, 11:50 PM EDT
Not listed No phase listed Observational

Clinical Validation of Omron WheezeScan

NCT04144699
View directory record Official record
Conditions
Asthma in Children, Bronchitis, Bronchiolitis
Interventions
Not listed
Lead sponsor
Omron Healthcare Co., Ltd.
Industry
Eligibility
3 Months to 8 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
15
States / cities
Chamblee, Georgia • Chicago, Illinois • Joliet, Illinois + 11 more
Source: ClinicalTrials.gov public record
Updated Sep 16, 2021 · Synced Jul 23, 2026, 11:50 PM EDT
Terminated Phase 1Phase 2 Interventional

Randomized, Placebo/Active Crossover Dose-ranging Study for Safety and Efficacy in Asthma Patients.

NCT01025648
View directory record Official record
Conditions
Asthma
Interventions
E004 (epinephrine inhalation aerosol), 90 mcg/actuation, E004 Placebo, E004 (epinephrine inhalation aerosol), 125 mcg, E004 (epinephrine inhalation aerosol), 220 mcg, epinephrine inhalation aerosol, CFC propelled, E004 (epinephrine inhalation aerosol), 160 mcg
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
2
States / cities
San Jose, California • Stockton, California
Source: ClinicalTrials.gov public record
Updated May 15, 2018 · Synced Jul 23, 2026, 11:50 PM EDT
Completed Phase 3 Interventional Results available

Treatment of Preschool Children With Upper Respiratory Tract Illnesses Using Azythromycin and Lower Respiratory Tract Symptoms Using Oral Corticosteroids.

NCT01272635
View directory record Official record
Conditions
Asthma, Wheezing
Interventions
Azithromycin, Prednisolone, Placebo Azithromycin, Placebo Prednisolone
Drug · Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
12 Months to 71 Months
Enrollment
607 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
16
States / cities
Tucson, Arizona • Oakland, California • San Francisco, California + 11 more
Source: ClinicalTrials.gov public record
Updated Dec 27, 2016 · Synced Jul 23, 2026, 11:50 PM 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 23, 2026, 11:50 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

A Pilot Study for the Collection Of Vocalized, Individual Digital Cough Sound Recordings to Screen for COVID-19

NCT04864535
View directory record Official record
Conditions
Covid19
Interventions
Recordings of cough sounds from adults
Diagnostic Test
Lead sponsor
ResApp Health Limited
Industry
Eligibility
21 Years and older
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 29, 2023 · Synced Jul 23, 2026, 11:50 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Breast Milk: Influence of the Micro-transcriptome Profile on Atopy in Children Over Time

NCT04017520
View directory record Official record
Conditions
Atopy, Atopic Dermatitis Eczema, Wheezing, Food Allergy in Infants
Interventions
Not listed
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
0 Days to 7 Days
Enrollment
221 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2028
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Jul 23, 2026, 11:50 PM 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 23, 2026, 11:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

OA Therapy for Mouth-breathers Who Snore

NCT04876625
View directory record Official record
Conditions
Snoring, Mouth Breathing, Obstructive Sleep Apnea
Interventions
myTAP oral appliance plus mouth shield, myTAP oral appliance alone for first 4 weeks
Device
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years and older
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 21, 2023 · Synced Jul 23, 2026, 11:50 PM EDT
Completed No phase listed Observational

Vitamin C Supplementation to Pregnant Smokers: Follow-up of 2 Randomized Trials Plus Changes in DNA Methylation

NCT03206710
View directory record Official record
Conditions
Asthma, Wheezing, In Utero Nicotine, Pulmonary Function
Interventions
No current intervention
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
6 Months to 11 Years
Enrollment
395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
2
States / cities
Indianapolis, Indiana • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Jul 23, 2026, 11:50 PM 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 23, 2026, 11:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Hemodynamics Response to Upper Airway Obstruction in Marfan Syndrome

NCT03985657
View directory record Official record
Conditions
Sleep-disordered Breathing, Snoring
Interventions
CPAP
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 27, 2020 · Synced Jul 23, 2026, 11:50 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Inferior Turbinate Reduction in Pediatric Population Failing Surgery for Sleep Disordered Breathing

NCT00936494
View directory record Official record
Conditions
Sleep Related Breathing Disorder, Upper Airway Resistance Syndrome, Obstructive Sleep Apnea
Interventions
Cold ablation inferior turbinate reduction
Procedure
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
Up to 18 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 5, 2016 · Synced Jul 23, 2026, 11:50 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Home-Use Impact and Effectiveness of Cloud 9

NCT02688335
View directory record Official record
Conditions
Snoring
Interventions
Cloud9
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2019 · Synced Jul 23, 2026, 11:50 PM EDT
Completed Phase 4 Interventional Results available

Muscle Relaxation for Pediatric Adenotonsillectomy

NCT06225466
View directory record Official record
Conditions
Tonsillectomy
Interventions
Rocuronium, Sugammadex, Anesthesia without neuromuscular blockade
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
2 Years to 12 Years
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 27, 2025 · Synced Jul 23, 2026, 11:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

TranQuill™ Sling Snoreplasty for Snoring and Mild Obstructive Sleep Apnea:

NCT02364518
View directory record Official record
Conditions
Snoring, Obstructive Sleep Apnea
Interventions
Snoreplasty
Procedure
Lead sponsor
Medical University of South Carolina
Other
Eligibility
22 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 9, 2018 · Synced Jul 23, 2026, 11:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study of Nasal Airflow Pressure Optimization to Resolve Excessive Snoring

NCT01949584
View directory record Official record
Conditions
Snoring
Interventions
nasal continuous positive airway pressure less than or equal to 6 cm H2O
Device
Lead sponsor
inSleep Technologies, LLC
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
3
States / cities
Atlanta, Georgia • Baltimore, Maryland • Lanham, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 23, 2015 · Synced Jul 23, 2026, 11:50 PM EDT
Completed Not applicable Interventional Results available

Validation of Safety and Efficacy for Night Shift Therapy

NCT02032706
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Deliver therapy when the supine position is detected
Device
Lead sponsor
Advanced Brain Monitoring, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Murrieta, California
Source: ClinicalTrials.gov public record
Updated Mar 31, 2016 · Synced Jul 23, 2026, 11:50 PM EDT
Completed No phase listed Observational

Development of a Tracheal Sound Sensor

NCT05506267
View directory record Official record
Conditions
Respiratory Insufficiency, Opioid Overdose, Hypoventilation
Interventions
Trachea Sound Sensor (TSS)
Device
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 17, 2022 · Synced Jul 23, 2026, 11:50 PM 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 23, 2026, 11:50 PM EDT
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 23, 2026, 11:50 PM EDT
Completed No phase listed Observational

Investigating Reaction Time Among Children Who Snore

NCT02053012
View directory record Official record
Conditions
Snoring
Interventions
PVT-192
Device
Lead sponsor
Vidya Raman
Other
Eligibility
6 Years to 18 Years
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 9, 2018 · Synced Jul 23, 2026, 11:50 PM EDT
Terminated No phase listed Observational

Wearable Auscultation Device Validation in Children

NCT06112080
View directory record Official record
Conditions
Asthma, Asthma in Children, Wheezing, Pediatric Asthma
Interventions
RESP™ Biosensor
Device
Lead sponsor
Strados Labs, Inc.
Industry
Eligibility
4 Years to 17 Years
Enrollment
36 participants
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 4, 2024 · Synced Jul 23, 2026, 11:50 PM EDT