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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Hypoventilation Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Ketogenic Diet for Obesity Hypoventilation Syndrome

NCT04108819
View directory record Official record
Conditions
Obesity Hypoventilation Syndrome, Ketogenic Dieting, Hypercapnic Respiratory Failure
Interventions
Ketogenic Diet
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 30, 2022 · Synced Jul 22, 2026, 3:55 PM EDT
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 16, 2020 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional Results available

Ketamine Infusion and Hypoventilation

NCT01535976
View directory record Official record
Conditions
Hypoventilation
Interventions
Placebo, Ketamine
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 64 Years · Female only
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 31, 2014 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional Results available

AVAPS-AE Efficacy Study

NCT01368614
View directory record Official record
Conditions
Obesity Hypoventilation Syndrome
Interventions
AVAPS-AE Mode of Therapy, Respironics OnmiLab BiPAP S mode, Respironics OmniLab Advanced CPAP mode
Device
Lead sponsor
Philips Respironics
Industry
Eligibility
18 Years to 70 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
2
States / cities
Tucson, Arizona • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 25, 2019 · Synced Jul 22, 2026, 3:55 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Pupillometry in Identifying Risk of Postoperative Opioid-induced Respiratory Depression in Children Undergoing Tonsillectomy

NCT07573150
View directory record Official record
Conditions
Opioid-Induced Respiratory Depression, Postoperative Complications (Cardiopulmonary), Respiratory Complications Due to Anesthesia
Interventions
Infrared Pupillometry
Device
Lead sponsor
NeurOptics Inc
Industry
Eligibility
3 Years to 17 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
San Francisco, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional

Weaning From Prolonged Mechanical Ventilation

NCT01541462
View directory record Official record
Conditions
Acute Mechanical Ventilatory Failure
Interventions
Weaning
Other
Lead sponsor
RML Specialty Hospital
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2011
U.S. locations
1
States / cities
Hinsdale, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 29, 2012 · Synced Jul 22, 2026, 3:55 PM EDT
Withdrawn Not applicable Interventional

The Effect of Ketamine in the Prevention of Hypoventilation in Patients Undergoing Deep Sedation Using Propofol and Fentanyl

NCT01825083
View directory record Official record
Conditions
Hypercarbia
Interventions
Ketamine, Placebo
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 64 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 7, 2014 · Synced Jul 22, 2026, 3:55 PM EDT
Withdrawn Not applicable Interventional

Pulmonary Vascular Effects of Respiratory Rate & Carbon Dioxide

NCT01927237
View directory record Official record
Conditions
Low Tidal Volume Ventilation, Acute Respiratory Distress Syndrome
Interventions
HLR, EHR
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 26, 2017 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional Results available

Non-Invasive Ventilation Via a Helmet Device for Patients Respiratory Failure

NCT01680783
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, Shock, Ventilatory Failure, Cardiogenic Pulmonary Edema
Interventions
Non invasive ventilation using a helmet hyperbaric device, Noninvasive ventilation via facemask
Device · Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 100 Years
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Jul 22, 2026, 3:55 PM EDT
Terminated No phase listed Observational

Obesity Hypoventilation Syndrome Prevalence Study

NCT01964339
View directory record Official record
Conditions
Obesity Hypoventilation Syndrome
Interventions
BMI greater than or equal to 30kg/m2 scheduled for PSG. Undergo blood draw (venous blood gas and metabolic panel) and data collection from PSG study., BMI greater than or equal to 30kg/m2 scheduled for PSG. Undergo blood draw (arterial blood gas and metabolic panel) and data collection from PSG study.
Other
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 10, 2018 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Influence of Yogic Breathwork on Sleep

NCT05756686
View directory record Official record
Conditions
Sleep
Interventions
Breathing Group 1, Breathing Group 2
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 65 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Jul 22, 2026, 3:55 PM EDT
Recruiting No phase listed Observational

Postoperative Respiratory and Activity Monitoring

NCT06239831
View directory record Official record
Conditions
Hypoventilation, Hypoxemia, Postoperative Pulmonary Complications
Interventions
ExSpiron and ActivPAL Monitors
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Jul 22, 2026, 3:55 PM EDT
Recruiting No phase listed Observational

CCHS Secure Health-hub Advancing Research Efforts (CCHS SHARE)

NCT06554275
View directory record Official record
Conditions
Congenital Central Hypoventilation Syndrome
Interventions
Not listed
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
Not listed
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 15, 2025 · Synced Jul 22, 2026, 3:55 PM EDT
Terminated Not applicable Interventional

Telemedicine for Improving Outcome in Inner City Patient Population With Hypercapneic Respiratory Failure

NCT03353064
View directory record Official record
Conditions
Hypercapnic Respiratory Failure, Chronic Obstructive Pulmonary Disease, Obesity Hypoventilation Syndrome, Sleep Disordered Breathing, Neuromuscular Diseases
Interventions
Vivify, EMS
Other
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 28, 2018 · Synced Jul 22, 2026, 3:55 PM EDT
Terminated No phase listed Observational

Non-Invasive Monitoring of Respiratory Function in Spontaneously Breathing Patients With COVID-19 Infection

NCT04356443
View directory record Official record
Conditions
Respiratory Failure, Ventilatory Failure, COVID-19, Pneumonia, ARDS, Human
Interventions
AirGo Respiratory Monitor
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional

Humanitarian Device Exemption Post-Approval Study of NeuRx Diaphragm Pacing System for Amyotrophic Lateral Sclerosis

NCT01605006
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis (ALS)
Interventions
NeuRx Diaphragm Pacing System (DPS)
Device
Lead sponsor
Synapse Biomedical
Industry
Eligibility
21 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
11
States / cities
Los Angeles, California • San Francisco, California • Denver, Colorado + 8 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2020 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Influence of Yogic Breathwork on CSF Circulation

NCT03858309
View directory record Official record
Conditions
CSF Circulation
Interventions
Breathing Group 1, Breathing Group 2
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Jul 22, 2026, 3:55 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 27, 2026 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional Results available

A Comparison of the Detection of Hypoventilation During Deep Sedation Utilizing Nasal End Title CO@ Versus Transcutaneous CO2 Measurement Techniques

NCT00954733
View directory record Official record
Conditions
Surgery, Hypoventilation
Interventions
Arterial blood draw
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 23, 2014 · Synced Jul 22, 2026, 3:55 PM EDT
Not listed No phase listed Observational

Steroid Resistance During COPD Exacerbations With Respiratory Failure

NCT03680495
View directory record Official record
Conditions
COPD, Emphysema or COPD, COPD Exacerbation, COPD Exacerbation Acute, Respiratory Failure, Ventilatory Failure
Interventions
Methylprednisolone
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 89 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Jul 22, 2026, 3:55 PM EDT
Recruiting Not applicable Interventional

Structural Modification In Supraglottic Airway Device

NCT04498598
View directory record Official record
Conditions
Airway Complication of Anesthesia, Ventilation Therapy; Complications, Hypoxia, Hypoventilation
Interventions
A/Z Supraglottic airway
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional Results available

Efficacy of Fluoxetine in Reducing Ictal Hypoventilation in Patients With Partial Epilepsy

NCT00986310
View directory record Official record
Conditions
Uncontrolled Partial Epilepsy, Ictal Hypoventilation
Interventions
Fluoxetine, Placebo
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Nov 26, 2019 · Synced Jul 22, 2026, 3:55 PM EDT
Terminated Not applicable Interventional Results available

Postextubation Management in Patients at Risk for Extubation Failure

NCT04258020
View directory record Official record
Conditions
Ventilatory Failure
Interventions
BiPAP, HFNC
Device
Lead sponsor
OhioHealth
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 12, 2022 · Synced Jul 22, 2026, 3:55 PM EDT
Completed Not applicable Interventional Results available

Slow Yogic-Derived Breathing and Respiration and Cardiovascular Variability in Spinal Cord Injury Patients

NCT05480618
View directory record Official record
Conditions
Spinal Cord Injuries, Slow Breathing
Interventions
Slow Breathing
Behavioral
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 60 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Jul 22, 2026, 3:55 PM EDT