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Showing 1–24 of 3,033 matching trials from the live ClinicalTrials.gov search.
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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 Sep 2, 2026, 4:29 PM EDT
Completed Phase 2 Interventional Results available

A Study to Test if the Vaccine is Working Well in Chronic Obstructive Pulmonary Disease (COPD) Patients Aged 40 to 80 Years Old to Reduce Episodes of Worsening Symptoms and to Gather Further Information on Safety and Immune Response.

NCT03281876
View directory record Official record
Conditions
Respiratory Disorders
Interventions
NTHi Mcat investigational vaccine (GSK3277511A), Placebo
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years to 80 Years
Enrollment
606 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
25
States / cities
Mesa, Arizona • Phoenix, Arizona • Palm Springs, California + 20 more
Source: ClinicalTrials.gov public record
Updated Jan 10, 2021 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Early Phase 1 Interventional

ETCare: Safety and Preliminary Efficacy Trial

NCT01688440
View directory record Official record
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
#1 Respiratory Care Solution
Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
Not listed
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
2
States / cities
Ogden, Utah • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 18, 2012 · Synced Sep 2, 2026, 4:29 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

ENA-001 for Opioid Induced Respiratory Depression

NCT06967259
View directory record Official record
Conditions
Respiratory Depression
Interventions
ENA-001, Placebo Comparator
Drug
Lead sponsor
Enalare Therapeutics Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
3
States / cities
Miami, Florida • Overland Park, Kansas • Eatontown, New Jersey
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Healthcare Worker Exposure Response and Outcomes of Hydroxychloroquine

NCT04334148
View directory record Official record
Conditions
COVID-19
Interventions
Hydroxychloroquine, Placebo oral tablet
Drug
Lead sponsor
Adrian Hernandez
Other
Eligibility
18 Years and older
Enrollment
1,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
34
States / cities
Aurora, Colorado • Gainesville, Florida • Jacksonville, Florida + 27 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2021 · Synced Sep 2, 2026, 4:29 PM EDT
Completed No phase listed Observational

Genetic Regulation of Surfactant Deficiency

NCT00828243
View directory record Official record
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
Nutrient
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
1 Day to 6 Months
Enrollment
525 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 6, 2021 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Not applicable Interventional

Pediatric Emergency Department Decision Support System to Reduce Secondhand Smoke

NCT02489708
View directory record Official record
Conditions
Asthma, Smoking Cessation
Interventions
Cessation Counseling
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Day and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 8, 2021 · Synced Sep 2, 2026, 4:29 PM EDT
Terminated Phase 3 Interventional Results available

Assessment of Efficacy and Safety of Ruxolitinib in Participants With COVID-19-Associated ARDS Who Require Mechanical Ventilation (RUXCOVID-DEVENT)

NCT04377620
View directory record Official record
Conditions
COVID-19
Interventions
Placebo, Ruxolitinib
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
12 Years and older
Enrollment
211 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
35
States / cities
Scottsdale, Arizona • San Diego, California • Washington D.C., District of Columbia + 29 more
Source: ClinicalTrials.gov public record
Updated Jan 18, 2022 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Not applicable Interventional Results available

Stroke and CPAP Outcome Study 3

NCT06029959
View directory record Official record
Conditions
Ischemic Stroke, Intra Cerebral Hemorrhage, Obstructive Sleep Apnea, Adherence, Treatment, Motivation
Interventions
Continuous positive airway pressure (CPAP), CPAP technical support intervention, Motivational Enhancement Therapy (MET), Mobile Health intervention
Device · Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Gefapixant (MK-7264) in Women With Chronic Cough and Stress Urinary Incontinence (MK-7264-042)

NCT04193176
View directory record Official record
Conditions
Chronic Cough
Interventions
Gefapixant, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older · Female only
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
19
States / cities
Paramount, California • Jupiter, Florida • Miami, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2024 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Not applicable Interventional

Does Detailed Informed Consent for Cardiopulmonary Resuscitation and Mechanical Ventilation Impact Patients' Decisions and Outcomes?

NCT01878968
View directory record Official record
Conditions
Congestive Heart Failure, Infections, Sepsis, Acute Renal Failure, Stroke
Interventions
Script and CPR/Mechanical ventilation video.
Other
Lead sponsor
Jewish Hospital, Cincinnati, Ohio
Other
Eligibility
65 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 5, 2016 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Phase 4 Interventional

Premedication for Less Invasive Surfactant Administration Study (PRELISA)

NCT05065424
View directory record Official record
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
IV Atropine and Fentanyl Premedication Arm, IV Normal Saline Placebo Arm
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
0 Hours to 72 Hours
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Sep 2, 2026, 4:29 PM EDT
Recruiting Not applicable Interventional

Mindfulness Training and Respiration Biosignal Feedback - Study 2

NCT07136948
View directory record Official record
Conditions
Psychological Distress, Mindfulness Skills, Usability Satisfaction
Interventions
Mindfulness Meditation, Mindfulness Meditation with Respiration Feedback Chart and Predictive Mindfulness Skill Scores
Behavioral
Lead sponsor
Equa Health
Industry
Eligibility
18 Years to 30 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Not applicable Interventional Results available

Family Palliative and End-of-Life Care for Advanced Heart Failure

NCT04153890
View directory record Official record
Conditions
Heart Failure NYHA Class III, Heart Failure NYHA Class IV
Interventions
FamPALcare
Behavioral
Lead sponsor
West Virginia University
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Feb 18, 2025 · Synced Sep 2, 2026, 4:29 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effects of Novel Breathing Behavior Modification Yoga Positioning Integrated Program on Weight Loss

NCT05488574
View directory record Official record
Conditions
Weight Loss, Metabolism
Interventions
Deep breathing with Yoga positioning
Other
Lead sponsor
Touro University Nevada
Other
Eligibility
20 Years to 70 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Henderson, Nevada
Source: ClinicalTrials.gov public record
Updated Oct 23, 2022 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Phase 2 Interventional

Diagnosis and Treatment of Sleep-Disordered Breathing in the Homes of Patients With Transient Ischemic Attack

NCT00251290
View directory record Official record
Conditions
Transient Ischemic Attack, Sleep Apnea
Interventions
auto-titrating continuous positive airway pressure
Procedure
Lead sponsor
Yale University
Other
Eligibility
45 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
3
States / cities
New Haven, Connecticut • West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 2, 2009 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Not applicable Interventional

Dental Device for Treatment of Sleep Apnea

NCT01005940
View directory record Official record
Conditions
Sleep Apnea Syndromes
Interventions
Mandibular advancement device
Device
Lead sponsor
Ulysses Magalang MD
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 29, 2025 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Not applicable Interventional

Characterizing Upper Airway Collapse to Guide Patient Selection for Oral Appliance Therapy for Obstructive Sleep Apnea

NCT02489591
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Oral appliance, BluePro oral appliance
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sleep for Inpatients: Empowering Staff to Act

NCT02025959
View directory record Official record
Conditions
Sleep Disorders, Sleep
Interventions
Educating hospital staff on good sleep hygiene for patients and screening for sleep disorders
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 9, 2024 · Synced Sep 2, 2026, 4:29 PM EDT
Terminated Not applicable Interventional

Humidity Therapy for Spontaneously Breathing Tracheostomy Patients

NCT02686489
View directory record Official record
Conditions
Respiratory Failure
Interventions
Heated humidification, Cool bland aerosol
Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 28, 2018 · Synced Sep 2, 2026, 4:29 PM EDT
Completed Not applicable Interventional Results available

TheraPAP Equivalence Crossover Study

NCT06238362
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
TPAP, CPAP
Other · Device
Lead sponsor
SleepRes Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Clarksville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 28, 2024 · Synced Sep 2, 2026, 4:29 PM EDT
Completed No phase listed Observational

Clinical Utility of Capnography in the PACU( Post-anaesthesia Care Unit)

NCT02707003
View directory record Official record
Conditions
Respiratory Depression
Interventions
Not listed
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced Sep 2, 2026, 4:29 PM EDT
Withdrawn Phase 2 Interventional

Direct Topical Lung T3 Treatment to Improve Outcome & Sequelae of COVID-19 Acute Respiratory Distress Syndrome

NCT04725110
View directory record Official record
Conditions
Covid19, SARS-CoV Infection, ARDS, ARDS, Human
Interventions
Instilled T3, Placebo Therapy
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Sep 2, 2026, 4:29 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Heart-Focused Breathing in Alzheimer's Disease Caregivers

NCT04077450
View directory record Official record
Conditions
Burnout, Caregiver, Quality of Life
Interventions
Online Heart-Focused Breathing Intervention
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 24, 2020 · Synced Sep 2, 2026, 4:29 PM EDT