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ClinicalTrials.gov public records Last synced Oct 19, 2026, 10:49 PM EDT

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Showing 1–24 of 42 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Obstructive Sleep Apnea Hypopnea Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Apnea Hypopnea Index Severity Versus Head Position During Sleep

NCT04086407
View directory record Official record
Conditions
Sleep Disordered Breathing, Sleep Hypopnea, Sleep Apnea, Sleep Apnea, Obstructive, Snoring
Interventions
Dual-axis inclinometer attached to the subject's forehead with tape
Device
Lead sponsor
Sleep Systems
Industry
Eligibility
21 Years to 60 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 30, 2020 · Synced Oct 19, 2026, 10:49 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

TipTraQ Home Sleep Test Validation Study, Duke

NCT06351878
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Not listed
Lead sponsor
PranaQ Pte. Ltd.
Industry
Eligibility
20 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 22, 2024 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Phase 4 Interventional Results available

Study to Evaluate Armodafinil Treatment in Improving Prefrontal Cortical Activation and Working Memory Performance

NCT00711516
View directory record Official record
Conditions
Excessive Sleepiness
Interventions
Armodafinil, Placebo
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
9
States / cities
Burlingame, California • San Diego, California • Stanford, California + 5 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2013 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Phase 4 Interventional Results available

The Impact of Arousal Threshold in Obstructive Sleep Apnea

NCT02264353
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Donepezil, placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 70 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 8, 2019 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Phase 3 Interventional Results available

Extension Study of the Safety and Efficacy of Armodafinil in the Treatment of Patients With Excessive Sleepiness

NCT00228553
View directory record Official record
Conditions
Excessive Daytime Sleepiness, Narcolepsy, Obstructive Sleep Apnea/Hypopnea Syndrome, Chronic Shift Work Sleep Disorder
Interventions
Armodafinil 100 to 250 mg/day
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 65 Years
Enrollment
743 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
74
States / cities
Birmingham, Alabama • Phoenix, Arizona • Hot Springs, Arkansas + 64 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2013 · Synced Oct 19, 2026, 10:49 PM EDT
Terminated No phase listed Observational Results available

Prospective Study to Evaluate Outcomes From Transoral BOT Resection for OSAHS

NCT01107795
View directory record Official record
Conditions
Obstructive Sleep Apnea Hypopnea Syndrome (OSAHS)
Interventions
Transoral Robotic Surgery
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available

The Effects of Trazodone on Sleep Apnea Severity

NCT01817907
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Placebo pill, Trazodone
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 24, 2017 · Synced Oct 19, 2026, 10:49 PM EDT
Recruiting Phase 4 Interventional

Effect of Oxymetazoline Hydrochloride in Combination With Fluticasone Propionate on the Apnea Hypopnea Index (AHI) in Subject With Persistent Nasal Congestion and Mild Obstructive Sleep Apnea

NCT02630121
View directory record Official record
Conditions
Sleep Apnea, Chronic Nasal Congestion
Interventions
Oxymetazoline Hydrochloride, Placebo
Drug
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jan 24, 2025 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Early Phase 1 Interventional

Promoting Continuous Positive Airway Pressure (CPAP) Adherence

NCT01335854
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Web-based Access to CPAP Data, Web-based Access to CPAP Data with Financial Incentive
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Wynnewood, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 22, 2014 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Not applicable Interventional

Evaluation of Auto-EPAP for Management of Upper Airway Obstruction During Non-Invasive Ventilation

NCT06560411
View directory record Official record
Conditions
Obstructive Sleep Apnea, Obesity Hypoventilation Syndrome (OHS), Chronic Obstructive Pulmonary Disease (COPD), Neuromuscular Diseases (NMD)
Interventions
Non-Invasive Ventilation
Device
Lead sponsor
Breas Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Scottsdale, Arizona • San Diego, California • Colorado Springs, Colorado + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Phase 2 Interventional Results available

Study of Cardiovascular Disease and Obstructive Sleep Apnea

NCT01637623
View directory record Official record
Conditions
Severe Obstructive Sleep Apnea (Apnea Hypopnea Index > 30 Events/Hour), Hypertension
Interventions
Losartan, Allopurinol, Placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years to 65 Years
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
4
States / cities
Green Bay, Wisconsin • La Crosse, Wisconsin • Madison, Wisconsin + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2020 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Phase 4 Interventional

Randomized Study of Provent Versus Sham Device to Treat Obstructive Sleep Apnea

NCT00772044
View directory record Official record
Conditions
Obstructive Sleep Apnea Hypopnea, OSA, OSAH
Interventions
Provent Professional Sleep Apnea Therapy Device, Sham Device
Device
Lead sponsor
Ventus Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
17
States / cities
Glendale, Arizona • Phoenix, Arizona • Redwood City, California + 14 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2010 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available

Comparison of SomnaPatch With Polysomnography in Sleep Disordered Breathing

NCT02034175
View directory record Official record
Conditions
Obstructive Sleep Apnea, Central Sleep Apnea, Mixed Sleep Apnea, Cheyne-Stokes Respiration
Interventions
SomnaPatch, Polysomnography
Device
Lead sponsor
Somnarus Inc
Industry
Eligibility
20 Years to 85 Years
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
3
States / cities
Little Rock, Arkansas • Burlingame, California • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Oct 3, 2019 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available

Effect of Added Varnum Mouthpiece on Pharyngeal Collapsibility and Sleep Apnea Severity in Mouth Breathers.

NCT02738255
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Varnum mouthpiece
Device
Lead sponsor
David Andrew Wellman
Other
Eligibility
21 Years to 70 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Oct 19, 2026, 10:49 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Assessment of PPG & PAT to Detect Upper Airway Obstruction in Patients With Obstructive Sleep Apnea

NCT01831583
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Measurement of PPG waveforms, Measurement of Pulse Arrival Time (PAT)
Device
Lead sponsor
Sotera Wireless, Inc.
Industry
Eligibility
21 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Escondido, California
Source: ClinicalTrials.gov public record
Updated Apr 15, 2013 · Synced Oct 19, 2026, 10:49 PM EDT
Enrolling by invitation No phase listed Observational

Predicting Cardiometabolic Risk in Mild-to-Moderate Obstructive Sleep Apnea: Inflammation vs. Apnea/Hypopnea Index

NCT03062748
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Not listed
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Phase 4 Interventional Results available

The Impact of Venlafaxine on Apnea Hypopnea Index in Obstructive Sleep Apnea

NCT02714400
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Venlafaxine, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2020 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Phase 1Phase 2 Interventional Results available

A Study of VI-0521 for the Treatment of Obstructive Sleep Apnea / Hypopnea Syndrome in Obese Adults

NCT00745251
View directory record Official record
Conditions
Sleep Apnea
Interventions
VI-0521, placebo
Drug
Lead sponsor
VIVUS LLC
Industry
Eligibility
30 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 5, 2012 · Synced Oct 19, 2026, 10:49 PM EDT
Completed No phase listed Observational

Point-of-care-Ultrasound for Sleep Apnea

NCT04443582
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Not listed
Lead sponsor
Rakesh Sondekoppam Vijayashankar
Other
Eligibility
18 Years to 85 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Feb 28, 2022 · Synced Oct 19, 2026, 10:49 PM EDT
Recruiting No phase listed Observational

Inspire UAS High Apnea Hypopnea Index (AHI)/High Body Mass Index (BMI) Post-Approval Study

NCT07113288
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Inspire® UAS System
Device
Lead sponsor
Inspire Medical Systems, Inc.
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
5
States / cities
Colorado Springs, Colorado • Bradenton, Florida • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Not applicable Interventional Results available

Transcend Auto vs Commercially Available Device Clinical Evaluation for Treatment of Obstructive Sleep Apnea (OSA)

NCT01799265
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Somnetics Transcend Auto, Respironics REMstar Auto with C-Flex
Device
Lead sponsor
Somnetics International, Inc.
Industry
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
3
States / cities
Coon Rapids, Minnesota • Plymouth, Minnesota • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 13, 2025 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Phase 4 Interventional Results available

Efficacy and Safety of Armodafinil for Adults With Excessive Sleepiness Obstructive Sleep Apnea/Hypopnea and Depression

NCT00518986
View directory record Official record
Conditions
Sleep Disorders, Obstructive Sleep Apnea, Major Depressive Disorder, Dysthymic Disorder
Interventions
armodafinil, placebo
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 65 Years
Enrollment
249 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
62
States / cities
Jasper, Alabama • Phoenix, Arizona • Tucson, Arizona + 50 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2013 · Synced Oct 19, 2026, 10:49 PM EDT
Completed No phase listed Observational

Improving the STOP-Bang Screening Questionnaire for Patients With Sleep Apnea

NCT01610648
View directory record Official record
Conditions
Sleep Apnea, Metabolic Syndrome
Interventions
Not listed
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
258 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 21, 2016 · Synced Oct 19, 2026, 10:49 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

PROVIGIL® (Modafinil) Treatment in Children and Adolescents With Excessive Sleepiness Associated With Narcolepsy or Obstructive Sleep Apnea/Hypopnea Syndrome

NCT00107848
View directory record Official record
Conditions
Narcolepsy, Sleep Apnea, Obstructive
Interventions
Modafinil
Drug
Lead sponsor
Cephalon
Industry
Eligibility
6 Years to 16 Years
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
55
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 45 more
Source: ClinicalTrials.gov public record
Updated May 9, 2014 · Synced Oct 19, 2026, 10:49 PM EDT