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ClinicalTrials.gov public records Last synced Oct 20, 2026, 4:50 PM EDT

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

Showing 1–24 of 89 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: CPAP mask Clear all
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 28, 2020 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Human Perception of Odors and Odor Blockers

NCT06191419
View directory record Official record
Conditions
Tobacco Smoking, Smoking Behaviors
Interventions
Odorants
Other
Lead sponsor
Tim McClintock
Other
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sex Steroids, Sleep, and Metabolic Dysfunction in Women

NCT00805207
View directory record Official record
Conditions
Polycystic Ovary Syndrome (PCOS), Obstructive Sleep Apnea, Obesity
Interventions
Progesterone, testosterone, glucocorticoid, continuous positive airway pressure, Estrogen, Control
Drug · Device · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 75 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Oct 20, 2026, 4:50 PM EDT
Recruiting Not applicable Interventional

Bilevel Positive Airway Pressure (BPAP) for Severe Asthma

NCT07582211
View directory record Official record
Conditions
Pediatric Asthma, Acute Asthma, BiPAP, Non-invasive Positive Pressure Ventilation
Interventions
Bilevel positive airway pressure ventilation
Device
Lead sponsor
Columbia University
Other
Eligibility
5 Years to 17 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
3
States / cities
New York, New York • Columbus, Ohio • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 20, 2026, 4:50 PM 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 7, 2024 · Synced Oct 20, 2026, 4:50 PM EDT
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 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional

Effect of CPAP on Fetal pH at Scheduled C-section in Morbidly Obese Women

NCT04993651
View directory record Official record
Conditions
Morbid Obesity, Cesarean Delivery Affecting Fetus
Interventions
CPAP
Device
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 20, 2026, 4:50 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

VentFirst: A Multicenter RCT of Assisted Ventilation During Delayed Cord Clamping for Extremely Preterm Infants

NCT02742454
View directory record Official record
Conditions
Intraventricular Hemorrhage
Interventions
Standard 30-60 Seconds Cord Clamping, VentFirst 120 Seconds Cord Clamping
Procedure
Lead sponsor
University of Virginia
Other
Eligibility
Not listed
Enrollment
570 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
10
States / cities
Birmingham, Alabama • Sacramento, California • Denver, Colorado + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional

Evaluation of Gastroesophageal Reflux in Patients on Continuous Positive Airway Pressure Ventilation for Obstructive Sleep Apnea

NCT00194376
View directory record Official record
Conditions
Gastroesophageal Reflux, Sleep Apnea
Interventions
Continuous positive airway pressure ventilation
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 19, 2018 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional Results available

Sleep Apnea Intervention for Cardiovascular Disease Reduction

NCT01261390
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Conservative Medical Therapy (CMT), Sham PAP (Sham), Active PAP with RT Support (Active-Beh), Active PAP with Behavioral Modification (Active+Beh)
Behavioral · Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
45 Years to 75 Years
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional Results available

Obstructive Sleep Apnea and Neurocognitive and Cardiovascular Function in Children With Down Syndrome

NCT01808508
View directory record Official record
Conditions
Down Syndrome, Obstructive Sleep Apnea Syndrome
Interventions
Continuous positive airway pressure, Sham or placebo continuous positive airway pressure
Device
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
8 Years to 20 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 8, 2016 · Synced Oct 20, 2026, 4:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Evaluating the Relationship Between Sleep-Disordered Breathing and Daytime Alertness

NCT00393913
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Continuous Positive Airway Pressure (CPAP)
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 5, 2016 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional Results available

Non-Inferiority Study of the FRESCA Mask Versus Existing CPAP Mask for Treatment of Obstructive Sleep Apnea

NCT02387476
View directory record Official record
Conditions
Obstructive Sleep Apnea, Sleep Apnea, OSA
Interventions
FRESCA mask first night, CPAP Mask first night
Device
Lead sponsor
FRESCA Medical
Industry
Eligibility
18 Years to 70 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
5
States / cities
Fresno, California • Murrieta, California • Hollywood, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2018 · Synced Oct 20, 2026, 4:50 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Supplemental Oxygen and Oxygen Desaturations in Colonoscopies

NCT07515755
View directory record Official record
Conditions
Oxygen Desaturation, Apnea (Central and Obstructive), Airway Obstruction
Interventions
Breath-synchronized oxygen, CPAP, Control
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
South Jordan, Utah
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 20, 2026, 4:50 PM EDT
Terminated Phase 2 Interventional Results available

Sleep Apnea Treatment After Stroke (SATS)

NCT00282815
View directory record Official record
Conditions
Obstructive Sleep Apnea, Stroke
Interventions
continuous positive airway pressure or CPAP, sham CPAP
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 11, 2013 · Synced Oct 20, 2026, 4:50 PM EDT
Completed No phase listed Observational

Respiratory Supports and COVID-19 Mortality

NCT04832061
View directory record Official record
Conditions
COVID-19
Interventions
Respiratory supports
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
2,300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 13, 2021 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional

Feasibility Study to Assess the Scan, Fit and Print Process for the Aveera "Patient Matched" CPAP Mask

NCT02972970
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Aveera
Device
Lead sponsor
Metamason
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 12, 2017 · Synced Oct 20, 2026, 4:50 PM EDT
Recruiting Not applicable Interventional

Assessment of Circuit Rebreathing During CPAP Therapy

NCT07062770
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Continuous positive airway pressure (CPAP), Mask exhaust port flow
Device · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional Results available

Home-Based Diagnosis and Management of Sleep-Related Breathing Disorders in Spinal Cord Injury

NCT01882257
View directory record Official record
Conditions
Obstructive Sleep Apnea, Hypercapnia, Spinal Cord Injury
Interventions
BiPAP, BiPAP/AVAPS (Phillips Respironics)
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Oct 20, 2026, 4:50 PM EDT
Active, not recruiting Not applicable Interventional

Positive End-Expiratory Pressure (PEEP) Levels During Resuscitation of Preterm Infants at Birth (The POLAR Trial).

NCT04372953
View directory record Official record
Conditions
Lung Injury, Preterm Birth
Interventions
Positive End-Expiratory Pressure (PEEP)
Procedure
Lead sponsor
Murdoch Childrens Research Institute
Other
Eligibility
23 Weeks to 28 Weeks
Enrollment
906 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
4
States / cities
Little Rock, Arkansas • San Diego, California • Indianapolis, Indiana + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Oct 20, 2026, 4:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Cerebral Blood Flow and Childhood Obstructive Sleep Apnea

NCT02995837
View directory record Official record
Conditions
Obstructive Sleep Apnea Syndrome
Interventions
Sleep Study, Neurocognitive Testing, CBF During Wakefulness, CBF During Sleep
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
6 Years to 12 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 9, 2024 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional Results available

Sleep Disordered Breathing, Obesity and Pregnancy Study (SOAP)

NCT02086448
View directory record Official record
Conditions
Obese, Pregnancy, Sleep Disordered Breathing
Interventions
CPAP, sham-CPAP, Sleep hygiene
Device · Other
Lead sponsor
Francesca Facco, MD
Other
Eligibility
18 Years and older · Female only
Enrollment
242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 22, 2023 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Not applicable Interventional Results available

Effects of Continuous Positive Airway Pressure (CPAP) on Glucose Metabolism

NCT01503164
View directory record Official record
Conditions
Obstructive Sleep Apnea, Sleep Apnea, Sleep-disordered Breathing
Interventions
Positive Pressure Therapy (PAP), LifeStyle Counseling
Device · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 75 Years
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 19, 2017 · Synced Oct 20, 2026, 4:50 PM EDT
Completed Phase 2 Interventional

An Open Label Study to Examine the Effects of DAS181 Administered by Dry Powder Inhaler (DPI) or Nebulized Formulation in Immunocompromised Subjects With Parainfluenza (PIV) Infection

NCT01924793
View directory record Official record
Conditions
Parainfluenza
Interventions
DAS181-F02 Dry Powder in Bulk, DAS181-F02 Nebulized Formulation Inhaled Dose
Drug
Lead sponsor
Ansun Biopharma, Inc.
Industry
Eligibility
12 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
23
States / cities
Duarte, California • Orange, California • Palo Alto, California + 18 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2017 · Synced Oct 20, 2026, 4:50 PM EDT