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 come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 7:45 PM 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 169 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Positive-Pressure Respiration, Intrinsic Clear all
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 17, 2020 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Phase 1 Interventional

Study of TAK-925 in Participants With Obstructive Sleep Apnea (OSA) Who Are Experiencing Excessive Daytime Sleepiness (EDS) Despite Adequate Use of Continuous Positive Airway Pressure (CPAP)

NCT04091425
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
TAK-925, Placebo
Drug
Lead sponsor
Millennium Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 67 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
18
States / cities
Alabaster, Alabama • Glendale, Arizona • Little Rock, Arkansas + 15 more
Source: ClinicalTrials.gov public record
Updated Apr 20, 2020 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Brain Oxygenation and Hemodynamics During Sleep in Obstructive Sleep Apnea Sufferers

NCT00591591
View directory record Official record
Conditions
Obstructive Sleep Apnea Syndrome
Interventions
OxiplexTS
Device
Lead sponsor
ISS, Inc.
Industry
Eligibility
21 Years to 55 Years
Enrollment
309 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
4
States / cities
Orange, California • Stanford, California • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 16, 2011 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Phase 1 Interventional Results available

Tailored Intervention to Promote Positive Airway Pressure Adherence

NCT01454830
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Patient Compliance
Interventions
Tailored, Usual care
Behavioral · Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 23, 2016 · Synced Oct 20, 2026, 7:45 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 20, 2026, 7:45 PM 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 26, 2023 · Synced Oct 20, 2026, 7:45 PM EDT
Not listed No phase listed Observational

In-Hospital Portable Sleep Monitoring for the Evaluation of Obstructive Sleep Apnea (OSA)

NCT01424592
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Testing with a portable sleep apnea monitor .
Device
Lead sponsor
Cook County Health
Government
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 30, 2019 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Phase 3 Interventional

Investigation of a Novel Positive Pressure Therapy to Rescue Patients Failing to Tolerate CPAP During an Initial Encounter

NCT00635206
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
BiPap auto with Fi Flex, Standard CPAP
Device
Lead sponsor
Clayton Sleep Insititute
Industry
Eligibility
21 Years to 75 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 14, 2009 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Not applicable Interventional Results available

Effectiveness of Adaptive Servoventilation (ASV) in Patients With Central Sleep Apnea Due to Chronic Opioid Use

NCT01462084
View directory record Official record
Conditions
Obstructive Sleep Apnea, Central Sleep Apnea (Diagnosis), Chronic Opioid Use
Interventions
Adaptive servo-ventilation (ASV), Bi-Level PAP
Device
Lead sponsor
ResMed
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Not applicable Interventional Results available

Comparison of Breathing Event Detection by a Continuous Positive Airway Pressure Device to Clinical Polysomnography

NCT01175031
View directory record Official record
Conditions
Sleep Apnea Central, Cheyne-Stokes Respiration, Obstructive Sleep Apnea
Interventions
Manipulation of Positive Airway Pressure (PAP)
Other
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
3
States / cities
Denver, Colorado • Gainesville, Florida • Portage, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 31, 2018 · Synced Oct 20, 2026, 7:45 PM EDT
Recruiting Phase 3 Interventional

A Study to Learn About the Monthly Dosing Study Medicine Called Berobenatide in Adults With Breathing Problems During Sleep and Overweight or Obesity Who Use a Breathing Machine (PAP) (VESPER-OSA 1)

NCT07823608
View directory record Official record
Conditions
Apnea, Sleep Disorders, Overweight and/or Obesity
Interventions
Berobenatide, Placebo
Drug · Other
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
258 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
6
States / cities
Cullman, Alabama • Riverside, California • Bradenton, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Not applicable Interventional Results available

ThermoSmart® Versus Conventional Humidification in Continuous Positive Airway Pressure (CPAP)

NCT00751335
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
CPAP with ThermoSmart, then CPAP without ThermoSmart, CPAP without ThermoSmart, then CPAP with ThermoSmart
Device
Lead sponsor
Fisher and Paykel Healthcare
Industry
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 24, 2020 · Synced Oct 20, 2026, 7:45 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Swallowing in OSA & CPAP Intolerance

NCT06786117
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Healthy
Interventions
SLP swallowing exercises, myofunctional exercises
Other
Lead sponsor
Denise Dewald
Other
Eligibility
40 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 11, 2025 · Synced Oct 20, 2026, 7:45 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, 7:45 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Using Telemedicine to Improve Veteran Sleep Apnea Care

NCT01259440
View directory record Official record
Conditions
Sleep Apnea Syndromes
Interventions
Video Teleconferencing Care, Usual Care
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Nov 4, 2015 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Not applicable Interventional Results available

Sleep Apnea in TIA/Stroke: Reducing Cardiovascular Risk With Positive Airway Pressure

NCT01446913
View directory record Official record
Conditions
Transient Ischemic Attack, Stroke
Interventions
Standard CPAP Intervention, Enhanced CPAP Intervention
Device · Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
2
States / cities
New Haven, Connecticut • Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 18, 2020 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cognitive Behavioral Therapy to Increase CPAP Adherence in Veterans With PTSD

NCT02641496
View directory record Official record
Conditions
Obstructive Sleep Apnea, PTSD, Posttraumatic Stress Disorder
Interventions
CBT-OSA, Sleep Education
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 99 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2024 · Synced Oct 20, 2026, 7:45 PM EDT
Completed Not applicable Interventional Results available

A Randomized Cross Over Trial of Two Treatments for Sleep Apnea in Veterans With Post-Traumatic Stress Disorder

NCT01569022
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
CPAP, MAD
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 70 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Nov 8, 2017 · Synced Oct 20, 2026, 7:45 PM 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 11, 2014 · Synced Oct 20, 2026, 7:45 PM EDT
Withdrawn Not applicable Interventional

Non-Inferiority Trial of Acute HFT Versus nCPAP

NCT01860560
View directory record Official record
Conditions
Mild-Moderate Obstructive Sleep Disordered Breathing
Interventions
High-Flow Therapy, Continuous Positive Airway Pressure
Device
Lead sponsor
Vapotherm, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Glen Burnie, Maryland
Source: ClinicalTrials.gov public record
Updated May 3, 2023 · Synced Oct 20, 2026, 7:45 PM EDT
Withdrawn Not applicable Interventional

Initiation of Auto-adjusting CPAP for Newly Diagnosed OSA in Hospitalized Patients

NCT01556464
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Auto-adjusting CPAP
Device
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 10, 2018 · Synced Oct 20, 2026, 7:45 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, 7:45 PM EDT
Completed Not applicable Interventional Results available

NeutraSal Treatment for Xerostomia in OSAS Patients Using CPAP Therapy

NCT02107300
View directory record Official record
Conditions
Xerostomia
Interventions
NeutraSal, Placebo Comparator
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 84 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 11, 2018 · Synced Oct 20, 2026, 7:45 PM EDT
Not listed Phase 1Phase 2 Interventional

Effects of Positive Airway Pressure (PAP) in Children With Obstructive Sleep Apnea (OSA)

NCT01156649
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
PAP therapy, Sham PAP therapy
Device
Lead sponsor
University of Tennessee
Other
Eligibility
6 Years to 12 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 4, 2016 · Synced Oct 20, 2026, 7:45 PM EDT