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Showing 25–41 of 17 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Obstructive Sleep Apnea Hypopnea Clear all
Completed Phase 1 Interventional Results available

A Study to Evaluate the Respiratory Safety of Lemborexant in Adult and Elderly Participants With Moderate to Severe Obstructive Sleep Apnea, and in Adult and Elderly Participants With Moderate to Severe Chronic Obstructive Pulmonary Disease

NCT04647383
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Pulmonary Disease, Chronic Obstructive, Respiration Disorders
Interventions
Placebo, Lemborexant 10 mg
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
45 Years to 90 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
11
States / cities
Glendale, Arizona • San Diego, California • Brandon, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2023 · Synced Sep 29, 2026, 10:21 AM 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 13, 2020 · Synced Sep 29, 2026, 10:21 AM 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 3, 2022 · Synced Sep 29, 2026, 10:21 AM 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 18, 2013 · Synced Sep 29, 2026, 10:21 AM EDT
Completed Not applicable Interventional Results available

Auto Continuous Positive Airway Pressure (CPAP) Based Energy Spectrum Analysis of Flow for Treatment of Obstructive Sleep Apnea Hypopnea Syndrome (OSAHS)

NCT00750165
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
SleepStyle 200 Auto Series CPAP Humidifier
Device
Lead sponsor
Fisher and Paykel Healthcare
Industry
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2019 · Synced Sep 29, 2026, 10:21 AM 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 26, 2026 · Synced Sep 29, 2026, 10:21 AM EDT
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 29, 2020 · Synced Sep 29, 2026, 10:21 AM 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 5, 2020 · Synced Sep 29, 2026, 10:21 AM 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 21, 2024 · Synced Sep 29, 2026, 10:21 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

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

NCT00107809
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Modafinil
Drug
Lead sponsor
Cephalon
Industry
Eligibility
6 Years to 16 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
60
States / cities
Birmingham, Alabama • Tucson, Arizona • Fort Smith, Arkansas + 51 more
Source: ClinicalTrials.gov public record
Updated May 8, 2014 · Synced Sep 29, 2026, 10:21 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The Effect of Tooth Position During Orthodontic Treatment on the Apnea/ Hypopnea Index (AHI)

NCT03299023
View directory record Official record
Conditions
Obstructive Sleep Apnea, Orthodontic Tooth Movement, Apnea, Sleep Disordered Breathing
Interventions
Medibyte Portable Monitor
Other
Lead sponsor
Harvard School of Dental Medicine
Other
Eligibility
8 Years and older
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 10, 2018 · Synced Sep 29, 2026, 10:21 AM 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 4, 2012 · Synced Sep 29, 2026, 10:21 AM 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 21, 2014 · Synced Sep 29, 2026, 10:21 AM EDT
Completed Phase 4 Interventional Results available

Treatment of Sleep Disordered Breathing In Acute Decompensated Heart Failure Patients

NCT00804349
View directory record Official record
Conditions
Heart Failure, Sleep Apnea Syndromes
Interventions
Autotitrating Positive Airway Pressure
Device
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 8, 2020 · Synced Sep 29, 2026, 10:21 AM EDT
Completed Phase 3 Interventional Results available

Study to Assess Patient Reported Outcomes With Armodafinil Treatment for Excessive Sleepiness in Adults With Narcolepsy or Obstructive Sleep Apnea/Hypopnea Syndrome

NCT00228566
View directory record Official record
Conditions
Excessive Daytime Sleepiness, Narcolepsy, Obstructive Sleep Apnea/Hypopnea Syndrome (OSAHS)
Interventions
Armodafinil
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 65 Years
Enrollment
247 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
43
States / cities
Birmingham, Alabama • Tuscaloosa, Alabama • Phoenix, Arizona + 37 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2013 · Synced Sep 29, 2026, 10:21 AM EDT
Completed Not applicable Interventional

The Effect of Mouth Closure on Airflow in OSA

NCT06547658
View directory record Official record
Conditions
Hypopnea, Sleep
Interventions
Mouth closure
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 89 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 29, 2026, 10:21 AM 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 12, 2025 · Synced Sep 29, 2026, 10:21 AM EDT