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ClinicalTrials.gov public records Last synced Oct 27, 2026, 1:24 PM EDT

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

Showing 73–96 of 280 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: CPAP Clear all
Completed Not applicable Interventional Results available

Determining the Benefits of Improving Communication in BPAP/CPAP Users

NCT03795753
View directory record Official record
Conditions
Positive-Pressure Respiration, Communication
Interventions
F2S Communicator, Non-functioning Communicator
Device · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 18, 2020 · Synced Oct 27, 2026, 1:24 PM EDT
Completed No phase listed Observational

The Effect of Positive Airway Pressure on Heart Rate Variability

NCT00289666
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Not listed
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Jul 11, 2016 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Early Phase 1 Interventional

3D-Printed CPAP Masks for Children With Obstructive Sleep Apnea

NCT02261857
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Craniofacial Abnormalities, Pediatric Disorder
Interventions
Personalized continuous positive airway pressure (CPAP) mask
Device
Lead sponsor
Glenn Green
Other
Eligibility
1 Year to 18 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 16, 2020 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional Results available

Evaluation of Adherence and Therapeutic Effectiveness of Bi-Flex Versus CPAP in Children With OSA

NCT00458406
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Bi-Flex, CPAP
Device
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
2 Years to 16 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 2, 2019 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

PROVIGIL® (Modafinil) Treatment in Children and Adolescents With Excessive Sleepiness Associated With Narcolepsy or Obstructive Sleep Apnea/Hypopnea Syndrome

NCT00107848
View directory record Official record
Conditions
Narcolepsy, Sleep Apnea, Obstructive
Interventions
Modafinil
Drug
Lead sponsor
Cephalon
Industry
Eligibility
6 Years to 16 Years
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
55
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 45 more
Source: ClinicalTrials.gov public record
Updated May 9, 2014 · Synced Oct 27, 2026, 1:24 PM EDT
Terminated No phase listed Observational

Treatment of Dyspnea in Do-not-intubate Patients

NCT02114944
View directory record Official record
Conditions
Acute Respiratory Failure, Acute on Chronic Respiratory Failure, Dyspnea
Interventions
NIV, CPAP, Standard oxygen, HFNC
Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 13, 2025 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional Results available

Effect of Positive Airway Pressure on Reducing Airway Reactivity in Patients With Asthma (CPAP)

NCT01629823
View directory record Official record
Conditions
Asthma
Interventions
Continuous Positive Airway Pressure device (Resmed, Swift, Mirage)
Device
Lead sponsor
American Lung Association Asthma Clinical Research Centers
Other
Eligibility
15 Years to 60 Years
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
18
States / cities
Tucson, Arizona • San Diego, California • Denver, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated May 15, 2017 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effects of Treating Obese and Lean Patients With Sleep Apnea

NCT01578031
View directory record Official record
Conditions
Sleep Apnea, Obesity
Interventions
Positive Airway Pressure During Sleep (ResMed S9 Elite), Usual Care
Device · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
40 Years to 65 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional

Effect of CPAP (Continuous Positive Airway Pressure) on Lung Function in Asthmatics With Sleep Apnea

NCT00238069
View directory record Official record
Conditions
Asthma, Sleep Apnea
Interventions
CPAP machine as a result of sleep study
Device
Lead sponsor
National Jewish Health
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Oct 27, 2026, 1:24 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Impact of Exogenous Ketones on Sleep Apnea

NCT06687655
View directory record Official record
Conditions
Obstructive Sleep Apnea, Sleep
Interventions
Ketone-IQ, Placebo
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Phase 2 Interventional

Do Endotypes Predict Response and Sequelae in OSA Patients

NCT04875364
View directory record Official record
Conditions
Obstructive Sleep Apnea, Sleep Apnea, Sleep Apnea, Obstructive, Sleep, Sleep Disorder
Interventions
Eszopiclone, Supplemental Oxygen, Continuous Positive Airway Pressure (CPAP)
Drug · Other · Device
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 65 Years
Enrollment
233 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 18, 2026 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional Results available

Positive Airway Pressure Program

NCT02331992
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Adherence program
Behavioral
Lead sponsor
Fisher and Paykel Healthcare
Industry
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
3
States / cities
Huntsville, Alabama • Belleville, Illinois • Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 29, 2018 · Synced Oct 27, 2026, 1:24 PM EDT
Not listed Phase 4 Interventional

OPTIMIST-A Trial: Minimally-invasive Surfactant Therapy in Preterm Infants 25-28 Weeks Gestation on CPAP

NCT02140580
View directory record Official record
Conditions
Bronchopulmonary Dysplasia
Interventions
Minimally invasive surfactant therapy, Continuation on CPAP
Device · Other
Lead sponsor
Menzies Institute for Medical Research
Other
Eligibility
1 Minute to 6 Hours
Enrollment
486 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2022
U.S. locations
5
States / cities
New Haven, Connecticut • Honolulu, Hawaii • Evanston, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated May 1, 2020 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional Results available

Continuous Positive Airway Pressure to Improve Milder Obstructive Sleep Apnea

NCT00089752
View directory record Official record
Conditions
Lung Diseases, Sleep Apnea Syndromes, Hypertension
Interventions
Continuous Positive Airway Pressure (CPAP) Treatment, Sham CPAP device - CPAP device with pressure delivered <1 cm H20
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 100 Years
Enrollment
281 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
4
States / cities
Denver, Colorado • Atlanta, Georgia • Long Island City, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2017 · Synced Oct 27, 2026, 1:24 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effects of Continuous Positive Airway Pressure on Peripheral Oxygen Saturation, Work of Breathing, and Exercise Tolerance at Altitude

NCT05971290
View directory record Official record
Conditions
Hypoxemia, Altitude Hypoxia
Interventions
Continuous positive airway pressure, Ambient air
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 2, 2023 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional Results available

Effects of CPAP on Diet, Physical Activity, and Cardiovascular Risk

NCT01944020
View directory record Official record
Conditions
Sleep Apnea Syndromes
Interventions
CPAP
Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 3, 2022 · Synced Oct 27, 2026, 1:24 PM EDT
Not listed Not applicable Interventional

Predictive Analytics and Peer-Driven Intervention for Guideline-based Care for Sleep Apnea

NCT03345524
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Peer-Buddy System, Usual Care
Other
Lead sponsor
University of Arizona
Other
Eligibility
21 Years to 85 Years
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 17, 2017 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional

Weekly Phone Calls Versus Brief Patient Education to Improve CPAP (Continuous Positive Airway Pressure) Compliance

NCT00945776
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Weekly phone calls, Frequently asked questions, Usual care
Behavioral
Lead sponsor
CAMC Health System
Other
Eligibility
18 Years and older
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional

Mild Intermittent Hypoxia and Its Multipronged Effect on Sleep Apnea

NCT03736382
View directory record Official record
Conditions
Obstructive Sleep Apnea, Spinal Cord Injuries
Interventions
Mild intermittent hypoxia, Sham protocol, Continuous positive airway pressure (CPAP)
Other
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 60 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
2
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 27, 2026, 1:24 PM EDT
Terminated Not applicable Interventional

Effect of CPAP on Abnormal Gastroesophageal Reflux and Lung Inflammation in IPF

NCT05359965
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis, Obstructive Sleep Apnea, Gastro Esophageal Reflux
Interventions
Positive Airway Pressure
Device
Lead sponsor
University of Arizona
Other
Eligibility
50 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional Results available

Effect of CPAP on Postoperative Delirium

NCT01816685
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Delirium
Interventions
CPAP
Device
Lead sponsor
Duke University
Other
Eligibility
50 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 31, 2015 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional

Sleep Disordered Breathing and Its Impact on Neuro-cognitive Performance and Quality of Life in Parkinson Disease

NCT02034357
View directory record Official record
Conditions
Parkinson's Disease, Sleep Disordered Breathing, Sleep Obstructive Apnea
Interventions
Neurocognitive function, Sleep evaluations
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 24, 2016 · Synced Oct 27, 2026, 1:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Efficacy of Continuous Positive Airway Pressure in Reducing Oxidative Stress in Individuals With Sleep Apnea

NCT00607893
View directory record Official record
Conditions
Sleep Apnea Syndromes, Oxidative Stress, Cardiovascular Diseases
Interventions
Continuous Positive Airway Pressure (CPAP), Sham CPAP
Device
Lead sponsor
Case Western Reserve University
Other
Eligibility
20 Years to 75 Years
Enrollment
153 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 15, 2017 · Synced Oct 27, 2026, 1:24 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Multinight CPAP for Sleep Apnea Patients

NCT02635100
View directory record Official record
Conditions
Sleep Apnea, Sleep Disordered Breathing
Interventions
CPAP machine with MNT algorithm
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 11, 2017 · Synced Oct 27, 2026, 1:24 PM EDT