Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 21, 2026, 7:56 AM EDT

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

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: CPAP mask Clear all
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 14, 2017 · Synced Sep 21, 2026, 7:56 AM 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 18, 2017 · Synced Sep 21, 2026, 7:56 AM 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 22, 2026 · Synced Sep 21, 2026, 7:56 AM EDT
Completed Not applicable Interventional Results available

Sleep-Disordered Breathing and PAP in Perinatal Depression

NCT02507297
View directory record Official record
Conditions
Sleep-disordered Breathing, Major Depressive Disorder
Interventions
Positive Airway Pressure (PAP)
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 30, 2023 · Synced Sep 21, 2026, 7:56 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 21, 2026, 7:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nasal Continuous Positive Airway Pressure Versus Standard Care During Procedural Sedation for Gastrointestinal Endoscopy

NCT03369197
View directory record Official record
Conditions
Hypoxia, Endoscopy, Anesthesia Morbidity
Interventions
Nasal Mask, Control: Nasal Cannula
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 17, 2022 · Synced Sep 21, 2026, 7:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pilot Study of CPAP Adherence Promotion by Peer Buddies With Sleep Apnea

NCT01164683
View directory record Official record
Conditions
Sleep Apnea
Interventions
Peer-driven intervention, Usual Care
Behavioral · Other
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
21 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 6, 2015 · Synced Sep 21, 2026, 7:56 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 21, 2026, 7:56 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 21, 2026, 7:56 AM EDT
Recruiting Not applicable Interventional

Effect of CPAP on 6-Minute Walk Test Outcomes in Patients With ECAC

NCT04217603
View directory record Official record
Conditions
Tracheobronchomalacia, Excessive Dynamic Airway Collapse
Interventions
Continuous positive airway pressure (CPAP) device, Sham-continuous positive airway pressure (CPAP) device
Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Sep 21, 2026, 7:56 AM EDT
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 27, 2020 · Synced Sep 21, 2026, 7:56 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Prospective Randomized Trial of CPAP for SDB in Patients Who Use Opioids

NCT04928157
View directory record Official record
Conditions
Sleep Disorder; Breathing-Related, Pain, Sleep Apnea, Obstructive Sleep Apnea, Sleep, Sleep Disorder, Chronic Pain, Opioid Use
Interventions
Positive Airway Pressure (PAP)
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Dec 1, 2024 · Synced Sep 21, 2026, 7:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Prophylactic DR-CPAP on Late Preterm Infants Born by C-section: an RCT

NCT05204719
View directory record Official record
Conditions
Premature Birth
Interventions
Prophylactic Delivery Room Continuous Positive Airway Pressure
Procedure
Lead sponsor
University of Oklahoma
Other
Eligibility
1 Minute to 5 Minutes
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
3
States / cities
Indianapolis, Indiana • St Louis, Missouri • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 21, 2026, 7:56 AM EDT
Terminated Phase 2 Interventional Results available

Nitric Oxide Gas Inhalation Therapy for Mild/Moderate COVID-19

NCT04305457
View directory record Official record
Conditions
Coronavirus Infections, Pneumonia, Viral, Acute Respiratory Distress Syndrome
Interventions
Nitric Oxide
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
2
States / cities
Shreveport, Louisiana • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced Sep 21, 2026, 7:56 AM 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 6, 2026 · Synced Sep 21, 2026, 7:56 AM EDT
Completed No phase listed Observational

Use of Oxygen Hoods in Patients Failing on Conventional High-flow Oxygen Delivery Systems, Effects on Oxygenation in Hypoxic COVID-19 Patients. Prospective Cohort Study.

NCT04407260
View directory record Official record
Conditions
COVID -19, Respiratory Failure, Hypoxia
Interventions
Oxygen Hood
Device
Lead sponsor
Northwell Health
Other
Eligibility
Not listed
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Sleepy Hollow, New York
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Sep 21, 2026, 7:56 AM 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 29, 2023 · Synced Sep 21, 2026, 7:56 AM EDT
Terminated Not applicable Interventional

Randomized Controlled Trial of Surfactant Administration by Laryngeal Mask Airway (LMA)

NCT00599651
View directory record Official record
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
Surfactant administered via Laryngeal Mask Airway (LMA), standard of care (nasal CPAP and supplemental oxygen)
Device · Other
Lead sponsor
University of Virginia
Other
Eligibility
Up to 72 Hours
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 6, 2010 · Synced Sep 21, 2026, 7:56 AM 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 17, 2026 · Synced Sep 21, 2026, 7:56 AM 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 17, 2020 · Synced Sep 21, 2026, 7:56 AM EDT
Completed Not applicable Interventional

Safety Study of Continuous Positive Airway Pressure Via a Nasal Mask

NCT01524614
View directory record Official record
Conditions
Upper Airway Obstruction
Interventions
nasal mask
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 17, 2017 · Synced Sep 21, 2026, 7:56 AM EDT
Completed Not applicable Interventional

Multidisciplinary Approach to the Treatment of Insomnia and Comorbid Sleep Apnea

NCT01785303
View directory record Official record
Conditions
Obstructive Sleep Apnea, Insomnia
Interventions
CBT-I, CPAP
Behavioral · Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 17, 2019 · Synced Sep 21, 2026, 7:56 AM 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 Jul 31, 2018 · Synced Sep 21, 2026, 7:56 AM EDT
Completed Not applicable Interventional

Use of a 3D Printer to Make Custom Sleep Masks for Positive Airway Pressure Treatment

NCT02896751
View directory record Official record
Conditions
Sleep Apnea, Pediatric Sleep Apnea
Interventions
3D printed NIV mask
Device
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
5 Years to 25 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Sep 21, 2026, 7:56 AM EDT