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Showing 1–24 of 272 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional

Evaluation of the Toffee Nasal and Toffee Nasal Pillows Mask in Home, USA, 2022

NCT05496062
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
F&P Toffee Nasal and Toffee Nasal Pillows Masks
Device
Lead sponsor
Fisher and Paykel Healthcare
Industry
Eligibility
22 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Miami, Florida • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 23, 2024 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Differences in Efficacy Between Nasal and Oronasal Masks in the Treatment of OSA With CPAP

NCT01909674
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Switch CPAP mask type
Device
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Results available

Addressing Insufficient PAP Use in Older Veterans

NCT04868682
View directory record Official record
Conditions
Sleep Apnea
Interventions
PAP Adherence Program, Active Control
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Sepulveda, California
Source: ClinicalTrials.gov public record
Updated Nov 17, 2025 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Results available

Sleepiness and the Effects of CPAP on Salivary Cortisol and Alpha-Amylase Levels in Patients With Sleep Apnea

NCT01196117
View directory record Official record
Conditions
Sleep Apnea, Sleep Disordered Breathing
Interventions
14 days of placebo therapy, 14 days of CPAP therapy
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 90 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 31, 2020 · Synced Sep 3, 2026, 10:24 AM 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 23, 2016 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional

Autonomic Function in Obstructive Sleep Apnea

NCT00681161
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
continuous positive airway pressure (CPAP)
Other
Lead sponsor
Vanderbilt University
Other
Eligibility
21 Years to 80 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 23, 2017 · Synced Sep 3, 2026, 10:24 AM EDT
Recruiting Phase 3 Interventional

Continuous Positive Airway Pressure, Arousability and Links to Mechanisms in Obstructive Sleep Apnea

NCT07332442
View directory record Official record
Conditions
Sleep Apnea, Obstructive Sleep Apnea
Interventions
Eszopiclone, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
North Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Results available

Feasibility of Improving Sleep Apnea Treatment Adherence After Brain Injury

NCT04221009
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Brain Injuries, Traumatic
Interventions
MI and CBT 4-session manualized intervention
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jul 7, 2024 · Synced Sep 3, 2026, 10:24 AM EDT
Completed No phase listed Observational

Sleep Apnea in Heart Failure With Preserved Ejection Fraction

NCT05008432
View directory record Official record
Conditions
Heart Failure, Obstructive Sleep Apnea
Interventions
Home sleep apnea testing
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 99 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 27, 2024 · Synced Sep 3, 2026, 10:24 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 13, 2020 · Synced Sep 3, 2026, 10:24 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Mechanisms for Individual Differences in Hypertension in Obstructive Sleep

NCT03176732
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Hypertension
Interventions
Positive Airway Pressure
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 25, 2023 · Synced Sep 3, 2026, 10:24 AM EDT
Active, not recruiting Not applicable Interventional

MCI: CPAP Treatment of OSA (Memories2)

NCT03113461
View directory record Official record
Conditions
Mild Cognitive Impairment, Sleep Apnea, Obstructive
Interventions
CPAP
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
55 Years to 85 Years
Enrollment
327 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
4
States / cities
St Louis, Missouri • Philadelphia, Pennsylvania • Austin, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2023 · Synced Sep 3, 2026, 10:24 AM EDT
Recruiting Not applicable Interventional

The Effects of Successful OSA Treatment on Memory and AD Biomarkers in Older Adults Study

NCT05988385
View directory record Official record
Conditions
Obstructive Sleep Apnea, Cognitive Decline
Interventions
Positive airway pressure, Oral appliance therapy, Positional therapy
Device
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
55 Years to 85 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
4
States / cities
Tucson, Arizona • New York, New York • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 3, 2026, 10:24 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 12, 2019 · Synced Sep 3, 2026, 10:24 AM EDT
Completed No phase listed Observational

Estimation of Intrinsic Positive End-Expiratory Pressure (PEEP) in Acute Respiratory Distress Syndrome (ARDS)

NCT00446706
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome
Interventions
Not listed
Lead sponsor
Texas Tech University Health Sciences Center, El Paso
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated May 8, 2017 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluating the Utility of Continuous Positive Airway Pressure in the Treatment of High Altitude Pulmonary Edema

NCT04186598
View directory record Official record
Conditions
Continuous Positive Airway Pressure, High Altitude Pulmonary Edema
Interventions
CPAP mask system, Nifedipine 30 MG, CPAP mask system without PEEP
Device · Drug
Lead sponsor
CommonSpirit Health
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Breckenridge, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mechanisms of Endothelial Cell Dysfunction in Sleep Apnea

NCT00859950
View directory record Official record
Conditions
Obstructive Sleep Apnea, Hypoxemia
Interventions
Continuous Positive Airway Pressure (CPAP)
Device
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
21 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 3, 2019 · Synced Sep 3, 2026, 10:24 AM EDT
Recruiting Phase 1 Interventional

Benefits of Oxytocin in Obstructive Sleep Apnea (OSA) Patients Using Continuous Positive Airway Pressure (CPAP) Machine

NCT03860233
View directory record Official record
Conditions
Sleep Apnea, Sleep Apnea, Obstructive
Interventions
Oxytocin, Placebo
Drug
Lead sponsor
Vivek Jain
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 3, 2026, 10:24 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effects of PEEP on Heart and Lungs in Obese Subjects

NCT02523352
View directory record Official record
Conditions
Obesity, Pulmonary Atelectasis, Obesity Hypoventilation Syndrome, Magnetic Resonance Imaging, Respiratory Mechanics, Electrical Impedance Tomography, Trans-Thoracic Echocardiography
Interventions
Non-Invasive Ventilation, Esophageal catheter positioning
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 16, 2020 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Prophylactic Continuous Positive Airway Pressure (CPAP) in Delivery Room, in the Prevention of Transient Tachypnea of Newborn (TTN): A Randomized Controlled Trial

NCT01082900
View directory record Official record
Conditions
Transient Tachypnea
Interventions
Prophylactic CPAP Administration
Other
Lead sponsor
New York Hospital Queens
Other
Eligibility
2 Minutes to 30 Minutes
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Flushing, New York
Source: ClinicalTrials.gov public record
Updated Oct 5, 2015 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 2 Interventional Results available

Dimethyl Fumarate for Obstructive Sleep Apnea

NCT02438137
View directory record Official record
Conditions
Obstructive Sleep Apnea, OSA, Sleep Apnea
Interventions
Dimethyl fumarate, Placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Results available

Sustained Aeration of Infant Lungs Trial

NCT02139800
View directory record Official record
Conditions
Preterm Birth, Extreme Prematurity
Interventions
Sustained Inflation, Standard of Care
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
23 Weeks to 26 Weeks
Enrollment
460 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
9
States / cities
Loma Linda, California • Sacramento, California • San Diego, California + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2023 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Results available

Sleep Disordered Breathing in Gulf War Illness and the Effect of Nasal CPAP Treatment

NCT00252629
View directory record Official record
Conditions
Apnea, Sleep, Chronic Fatigue Syndrome
Interventions
Nasal CPAP treatment during sleep
Other
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
32 Years to 52 Years · Male only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Northport, New York
Source: ClinicalTrials.gov public record
Updated Dec 10, 2014 · Synced Sep 3, 2026, 10:24 AM EDT
Withdrawn Phase 3 Interventional

Safety Study of Positive Airway Pressure Via a Nasal Mask in Obese Patients

NCT01627925
View directory record Official record
Conditions
Upper Airway Obstruction
Interventions
nasal mask and continuous positive airway pressure
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 17, 2017 · Synced Sep 3, 2026, 10:24 AM EDT