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ClinicalTrials.gov public records Last synced Oct 18, 2026, 6:12 AM EDT

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

Showing 2017–2040 of 4,090 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Obstructive Clear all
Active, not recruiting Not applicable Interventional

Positive Airway Pressure, Sleep Apnea, and the Placenta (PAP-SAP)

NCT02412696
View directory record Official record
Conditions
Obstructive Sleep Apnea, Pregnancy, Obesity, Preeclampsia, Sleep
Interventions
Positive Airway Pressure, Nasal Dilator Strips
Device · Other
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Nov 22, 2024 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Phase 4 Interventional Results available

Effect of Brovana and Tiotropium in Chronic Obstructive Pulmonary Disease (COPD)

NCT00773786
View directory record Official record
Conditions
COPD
Interventions
Arformoterol (Brovana), Placebo
Drug
Lead sponsor
Trinity Health Of New England
Other
Eligibility
40 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 6, 2019 · Synced Oct 18, 2026, 6:12 AM EDT
Withdrawn Not applicable Interventional

CPAP Titration Using an Artificial Neural Network: A Randomized Controlled Study

NCT00497640
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Artificial Neural Network
Procedure
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Nov 25, 2020 · Synced Oct 18, 2026, 6:12 AM EDT
Active, not recruiting No phase listed Observational

Pragmatic Assessment of the NuvoAir Clinical Service in the Management of Patients With Chronic Obstructive Pulmonary Disease

NCT05955482
View directory record Official record
Conditions
COPD, Comorbidities and Coexisting Conditions
Interventions
NuvoAir Clinical Service
Other
Lead sponsor
NuvoAir Medical PC
Industry
Eligibility
30 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Marshfield, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced Oct 18, 2026, 6:12 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Comparison of Alveolar Macrophages in Healthy Individuals Versus Individuals With COPD

NCT00281203
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Lung Diseases, Obstructive
Interventions
blood drawing, fiberoptic bronchoscopy
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 80 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 16, 2013 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breathe Easier II: A Dyad-based Multiple Behavior Intervention

NCT05956782
View directory record Official record
Conditions
Lung Cancer, Nonsmall Cell, COPD, Self-Management, Physical Inactivity, Stress, Quality of Life
Interventions
Breathe Easier
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated May 8, 2024 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Phase 4 Interventional Results available

A Study to Look at Day to Day Changes in Lung Function in COPD Subjects Taking Albuterol/Salbutamol and Ipratropium

NCT01691482
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Albuterol/salbutamol, Ipratropium
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Spartanburg, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 20, 2018 · Synced Oct 18, 2026, 6:12 AM 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 5, 2024 · Synced Oct 18, 2026, 6:12 AM EDT
Completed No phase listed Observational

Childhood Asthma Program in NYC Health Department Clinics

NCT00005713
View directory record Official record
Conditions
Asthma, Lung Diseases
Interventions
Continuing, preventative care
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
1 Month to 21 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1990 – 1997
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 23, 2015 · Synced Oct 18, 2026, 6:12 AM EDT
Terminated Not applicable Interventional

The Effect of QVAR on Lung Functioning in Chronic Obstructive Pulmonary Disease

NCT00238082
View directory record Official record
Conditions
COPD
Interventions
HFA-134A Beclomethasone DIpropionate (QVAR)
Drug
Lead sponsor
National Jewish Health
Other
Eligibility
45 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2005
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Not applicable Interventional Results available

A Home-based Intervention to Promote Mindful Breathing Awareness Through Pursed-lip Breathing Training for COPD Patients

NCT05349123
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Mindful Breathing, Home-Based Pulmonary Rehabilitation
Behavioral
Lead sponsor
Minnesota HealthSolutions
Industry
Eligibility
40 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 6, 2025 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Phase 2 Interventional

A Study of MEMP1972A in Patients With Allergic Asthma Inadequately Controlled on Inhaled Steroids And A Second Controller (COSTA)

NCT01582503
View directory record Official record
Conditions
Asthma
Interventions
MEMP1972A, placebo
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
578 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
51
States / cities
Birmingham, Alabama • Bakersfield, California • Costa Mesa, California + 46 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2016 · Synced Oct 18, 2026, 6:12 AM EDT
Completed No phase listed Observational

Vibration Response Imaging in Chronic Obstructive Pulmonary Disease and Asthma

NCT00542282
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Asthma
Interventions
Not listed
Lead sponsor
Deep Breeze
Industry
Eligibility
18 Years to 85 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 16, 2009 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of Inhalation of 20,000 EU CCRE in Normal Volunteers Compared to Allergic Asthmatic Individuals

NCT00839124
View directory record Official record
Conditions
Asthma, Hypersensitivity
Interventions
Clinical Center Reference Endotoxin (CCRE)
Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 5, 2012 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Not applicable Interventional

Taking Brain Monitoring to the Next Level

NCT04246320
View directory record Official record
Conditions
Postoperative Cognitive Dysfunction, Postoperative Delirium, Obstructive Sleep Apnea
Interventions
Goal directed therapy (GDT)
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
45 Years to 75 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 19, 2023 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy Study of R932348 Ophthalmic Solution in Chronic Ocular Graft Versus Host Disease Patients(DROPS-2)

NCT02040623
View directory record Official record
Conditions
Chronic Graft-versus-host Disease
Interventions
R348 Ophthalmic Solution, 0.2%, R348 Ophthalmic Solution, 0.5%, Placebo Ophthalmic Solution
Drug · Other
Lead sponsor
Rigel Pharmaceuticals
Industry
Eligibility
18 Years to 85 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Plantation, Florida • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 10, 2016 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cognitive Behavioral Therapy to Increase CPAP Adherence in Veterans With PTSD

NCT02641496
View directory record Official record
Conditions
Obstructive Sleep Apnea, PTSD, Posttraumatic Stress Disorder
Interventions
CBT-OSA, Sleep Education
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 99 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2024 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Phase 2 Interventional Results available

Capnometry-Assisted Breathing Training for COPD

NCT03457103
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Capnometry-Assisted Training for COPD to Slow the Breath (CATCH), Pulmonary Rehabilitation (PR)
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
40 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 18, 2021 · Synced Oct 18, 2026, 6:12 AM EDT
Recruiting Phase 4 Interventional

A Comparative Effectiveness Study of Positive Airway Pressure (PAP) Therapy, Dental Device, and Atomoxetine-Oxybutynin for Treatment of Obstructive Sleep Apnea in Adults

NCT07679282
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Positive airway pressure (PAP) therapy, Sleep dental device, Atomoxetine-oxybutynin
Device · Drug
Lead sponsor
Sairam Parthasarathy
Other
Eligibility
18 Years and older
Enrollment
2,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
4
States / cities
Tucson, Arizona • Redwood City, California • Miami, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Not applicable Interventional Results available

Home Pulmonary Rehabilitation for COPD

NCT03480386
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease (COPD), Emphysema
Interventions
Home Based Pulmonary Rehabilitation
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years to 99 Years
Enrollment
375 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
3
States / cities
Jacksonville, Florida • Minneapolis, Minnesota • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 13, 2024 · Synced Oct 18, 2026, 6:12 AM EDT
Recruiting Phase 2 Interventional

VENTURI (VENTilation Using Respiratory Imaging)

NCT07282886
View directory record Official record
Conditions
Asthma
Interventions
Beclomethasone Dipropionate/Formoterol Fumarate/Glycopyrrolate pMDI, Fluticasone Furoate/Umeclidinium/Vilanterol 100 MCG/1 ACTUATION-62.5 MCG/1 ACTUATION-25 MCG/1 ACTUATION Inhalation Powder
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 18, 2026, 6:12 AM EDT
Completed Phase 3 Interventional Results available

Efficacy, Safety, and Tolerability of Aclidinium Bromide in the Treatment of Moderate-to-severe Chronic Obstructive Pulmonary Disease (COPD) (LAS-MD-38)

NCT01045161
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Aclidinium bromide, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
40 Years and older
Enrollment
544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
110
States / cities
Birmingham, Alabama • Muscle Shoals, Alabama • Pell City, Alabama + 94 more
Source: ClinicalTrials.gov public record
Updated Jan 23, 2017 · Synced Oct 18, 2026, 6:12 AM EDT
Completed No phase listed Observational

Sleep Disordered Breathing in Acute Congestive Heart Failure

NCT03804827
View directory record Official record
Conditions
Obstructive Sleep Apnea, Heart Failure; With Decompensation
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 80 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2021 · Synced Oct 18, 2026, 6:12 AM EDT
Active, not recruiting No phase listed Observational

Dendritic Cells in Patients With Acute or Chronic Skin Graft Versus Host Disease

NCT02611180
View directory record Official record
Conditions
Acute Graft-versus-host Disease, Acute GVHD, Chronic Graft-versus-host Disease, Chronic GVHD
Interventions
Skin punch biopsy, Peripheral blood draw
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 18, 2026, 6:12 AM EDT