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ClinicalTrials.gov public records Last synced Oct 21, 2026, 1:36 AM EDT

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Showing 97–120 of 169 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Positive-Pressure Respiration, Intrinsic Clear all
Completed Phase 1Phase 2 Interventional Results available

Stroke and CPAP Outcome Study: A Sham-controlled Trial of CPAP Among Stroke Rehabilitation Patients

NCT02551757
View directory record Official record
Conditions
Stroke, Sleep Apnea, Obstructive
Interventions
Auto-titrating CPAP, Sham-CPAP
Device
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 13, 2021 · Synced Oct 21, 2026, 1:36 AM EDT
Terminated Not applicable Interventional Results available

Comparison Study of the ICON™ Auto Series With and Without SensAwake™ and ThermoSmart™ and Conventional Continuous Positive Airway Pressure in Obstructive Sleep Apnea Patients

NCT01517763
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Conventional CPAP Therapy, Fixed pressure ICON™ without ThermoSmart™, Auto ICON™ with SensAwake™ and ThermoSmart™
Device
Lead sponsor
Fisher and Paykel Healthcare
Industry
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Brighton, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 10, 2019 · Synced Oct 21, 2026, 1:36 AM EDT
Withdrawn Phase 1Phase 2 Interventional

Cardiac Hemodynamics in Overlap Syndrome (COPD With Obstructive Sleep Apnea)

NCT01261377
View directory record Official record
Conditions
Chronic Obstructive Airway Disease
Interventions
Bi-level positive airway pressure (BPAP), Oxygen, CPAP
Device · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 21, 2026, 1:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

User Preference/Validation Evaluation of the New Philips Respironics Positive Airway Pressure Application

NCT03748264
View directory record Official record
Conditions
Sleep Disordered Breathing
Interventions
Standard of Care, DreamMapper Application, DreamMapper Application with Therapist Assist
Other · Device
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years to 75 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
5
States / cities
Little Rock, Arkansas • Atlanta, Georgia • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2021 · Synced Oct 21, 2026, 1:36 AM EDT
Completed No phase listed Observational

Effect of Nasal CPAP on Cardiopulmonary Exercise Testing in Patients With Overlap Syndrome

NCT01033266
View directory record Official record
Conditions
Obstructive Sleep Apnea, Chronic Obstructive Pulmonary Disease
Interventions
CPET
Diagnostic Test
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
2
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 14, 2020 · Synced Oct 21, 2026, 1:36 AM EDT
Suspended Phase 1 Interventional

Trazodone Dose Tolerance and APAP Adherence

NCT02945644
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Trazodone, Placebo
Drug
Lead sponsor
Louis Stokes VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 11, 2020 · Synced Oct 21, 2026, 1:36 AM EDT
Completed No phase listed Observational

Novel physIologiC prEdictors of Positive Airway Pressure Effectiveness

NCT05067088
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
CPAP (all patients receive CPAP as part of routine clinical care)
Other
Lead sponsor
Yale University
Other
Eligibility
19 Years and older
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
North Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 21, 2026, 1:36 AM EDT
Completed Not applicable Interventional Results available

TheraPAP Equivalence Crossover Study

NCT06238362
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
TPAP, CPAP
Other · Device
Lead sponsor
SleepRes Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Clarksville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 29, 2024 · Synced Oct 21, 2026, 1:36 AM EDT
Terminated Not applicable Interventional Results available

Continuous Positive Airway Pressure and Cardiometabolic Risk

NCT01403194
View directory record Official record
Conditions
Sleep Disordered Breathing
Interventions
CPAP/BiPAP
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
8 Years to 18 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 13, 2014 · Synced Oct 21, 2026, 1:36 AM 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 21, 2026, 1:36 AM EDT
Withdrawn Not applicable Interventional

Effects of PAP Treatment of OSA in Patients With Heart Failure

NCT01136122
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
CPAP Treatment
Device
Lead sponsor
Ulysses Magalang MD
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Oct 21, 2026, 1:36 AM EDT
Completed Phase 2 Interventional Results available

Effects of Treating Obstructive Sleep Apnea in Epilepsy

NCT00047463
View directory record Official record
Conditions
Epilepsy, Sleep Apnea, Obstructive Sleep Apnea
Interventions
continuous positive airway pressure (CPAP), Placebo-CPAP
Device
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
4
States / cities
Ann Arbor, Michigan • Chapel Hill, North Carolina • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2016 · Synced Oct 21, 2026, 1:36 AM EDT
Completed No phase listed Observational

Effect of Continuous Positive Airway Pressure (CPAP) on Lower Esophageal Sphincter Pressure in Morbidly Obese Patients

NCT01099735
View directory record Official record
Conditions
Sleep Apnea, Gastroesophageal Reflux Disease
Interventions
Not listed
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 30, 2019 · Synced Oct 21, 2026, 1:36 AM EDT
Completed Not applicable Interventional Results available

Positive Airway Pressure for the Treatment of Asthma

NCT01154699
View directory record Official record
Conditions
Asthma, Sleep Apnea
Interventions
Bilevel PAP (4 weeks), Usual Care (4 weeks), Washout Period (4 weeks)
Device · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 17, 2017 · Synced Oct 21, 2026, 1:36 AM EDT
Recruiting Not applicable Interventional

Stroke and CPAP Outcome Study 3 Randomized Controlled Trial

NCT06722755
View directory record Official record
Conditions
Stroke Patients, CPAP, OSA - Obstructive Sleep Apnea
Interventions
CPAP device, CPAP technical support, Phone follow-up for adherence feedback and self-management skills, myAir, Tailored messages, Written Materials, Motivational Enhancement Therapy (MET)
Device · Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Downey, California • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 21, 2026, 1:36 AM EDT
Not yet recruiting Not applicable Interventional

KPAP Adherence Crossover Study

NCT06413134
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
KPAP, APAP
Device
Lead sponsor
SleepRes Inc.
Industry
Eligibility
20 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Murfreesboro, Tennessee
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 21, 2026, 1:36 AM EDT
Completed Not applicable Interventional Results available

Effects of Continuous Positive Airway Pressure (CPAP) Treatment on Glucose Control in Patients With Type 2 Diabetes

NCT01136785
View directory record Official record
Conditions
Obstructive Sleep Apnea, Type 2 Diabetes
Interventions
active CPAP Therapy, sham CPAP therapy
Device
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Oct 21, 2026, 1:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Positive Pressure Treatment of Obstructive Sleep Apnea

NCT00636181
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Auto AFlex, Auto CPAP, CPAP
Device
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years to 75 Years
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
4
States / cities
Birmingham, Alabama • Stanford, California • New Haven, Connecticut + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2019 · Synced Oct 21, 2026, 1:36 AM EDT
Terminated Not applicable Interventional Results available

Assessment of Continuous Positive Airway Pressure Therapy in OSA and ILD

NCT03901534
View directory record Official record
Conditions
Interstitial Lung Disease, Obstructive Sleep Apnea
Interventions
Continuous positive airway pressure (CPAP) therapy, Nox A1 Recorder
Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
2,021 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
2
States / cities
Boston, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 20, 2024 · Synced Oct 21, 2026, 1:36 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Comparison of a Demand Oxygen Delivery

NCT06609694
View directory record Official record
Conditions
Obstructive Apnea
Interventions
Portable oxygen concentrator Inogen G5 model
Device
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
5 Years to 17 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 21, 2026, 1:36 AM EDT
Completed Phase 2 Interventional

Continuous Positive Airway Pressure for the Treatment of Stroke

NCT00368628
View directory record Official record
Conditions
Acute Ischemic Stroke, Sleep Apnea
Interventions
continuous positive airway pressure
Procedure
Lead sponsor
Yale University
Other
Eligibility
50 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 3, 2009 · Synced Oct 21, 2026, 1:36 AM EDT
Completed Not applicable Interventional

"Reversibility of Cardiovascular Injury With CPAP Use: Mechanisms Involved"

NCT01317329
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Hypoxia, Hypercapnia, Sleep Disorders, Obesity, Hypertension, Coronary Artery Vasospasm, Right Ventricular Overload, Left Ventricular Function Systolic Dysfunction, Ventricular Hypertrophy
Interventions
Clinically prescribed CPAP therapy
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years to 50 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 6, 2020 · Synced Oct 21, 2026, 1:36 AM EDT
Completed Not applicable Interventional Results available

Auto Continuous Positive Airway Pressure (CPAP) Based Energy Spectrum Analysis of Flow for Treatment of Obstructive Sleep Apnea Hypopnea Syndrome (OSAHS)

NCT00750165
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
SleepStyle 200 Auto Series CPAP Humidifier
Device
Lead sponsor
Fisher and Paykel Healthcare
Industry
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 9, 2019 · Synced Oct 21, 2026, 1:36 AM EDT
Withdrawn Not applicable Interventional

Using Continuous Positive Airway Pressure to Reduce the Incidence of Acute Kidney Injury in Hospitalized Patients With Chronic Kidney Disease

NCT01859260
View directory record Official record
Conditions
Chronic Kidney Disease, Obstructive Sleep Apnea
Interventions
CPAP/autopap
Device
Lead sponsor
University of South Florida
Other
Eligibility
19 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Apr 29, 2019 · Synced Oct 21, 2026, 1:36 AM EDT