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ClinicalTrials.gov public records Last synced May 21, 2026, 11:38 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 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Respiration Disorders Clear all
Not listed No phase listed Observational
View directory record Official record
Conditions
Pulmonary Embolism, Pulmonary Hypertension, Chronic Thromboembolic Pulmonary Hypertension
Interventions
Catheter directed therapy, Systemic anticoagulation
Device · Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
50 participants
Timeline
2022 – 2024
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 22, 2022 · Synced May 21, 2026, 11:38 PM EDT
Terminated Phase 1 Interventional
View directory record Official record
Conditions
COVID-19, Undefined
Interventions
AT-100
Biological
Lead sponsor
Airway Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Acute Mountain Sickness (AMS)
Interventions
T89 capsule, Placebo capsule
Drug
Lead sponsor
Tasly Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
853 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 12, 2024 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
COPD, COPD Exacerbation, Lung Diseases, Respiratory Disorders, Pulmonary Disease, Chronic Obstructive Lung Diseases, Chronic Obstructive Airway Disease
Interventions
Roflumilast, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
40 Years and older
Enrollment
2,354 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
217
States / cities
Anniston, Alabama • Athens, Alabama • Florence, Alabama + 175 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2017 · Synced May 21, 2026, 11:38 PM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
MyTAP oral appliance plus mouth shield
Device
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced May 21, 2026, 11:38 PM EDT
Active, not recruiting Phase 3 Interventional
View directory record Official record
Conditions
Type 2 Diabetes, Obesity, Overweight, Obstructive Sleep Apnea
Interventions
Retatrutide, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
40
States / cities
Anniston, Alabama • Cullman, Alabama • Little Rock, Arkansas + 36 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
Conventional Pressure Controlled SIMV, Mid-frequency Ventilation
Procedure · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
1 Hour to 7 Days
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 1, 2014 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Obesity
Interventions
Lorcaserin 10 mg once daily (QD), Lorcaserin 10 mg twice a day (BID), Matching Placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
4,008 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Oct 3, 2019 · Synced May 21, 2026, 11:38 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Sleep Navigator
Behavioral
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 64 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced May 21, 2026, 11:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Respiratory Tract Infections
Interventions
RD19
Device
Lead sponsor
EmitBio Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced May 21, 2026, 11:38 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Dyspnea
Interventions
Shortness of breath recognition and treatment
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Livonia, Michigan
Source: ClinicalTrials.gov public record
Updated May 2, 2018 · Synced May 21, 2026, 11:38 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Anxiety
Interventions
Wearable biofeedback, Relaxation Treatment
Device · Behavioral
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Apr 25, 2018 · Synced May 21, 2026, 11:38 PM EDT
Completed Phase 2Phase 3 Interventional
View directory record Official record
Conditions
Infant, Newborn, Infant, Low Birth Weight, Infant, Small for Gestational Age, Infant, Premature, Bronchopulmonary Dysplasia
Interventions
Exosurf, Survanta
Drug
Lead sponsor
NICHD Neonatal Research Network
Network
Eligibility
Up to 6 Hours
Enrollment
617 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1991 – 1992
U.S. locations
13
States / cities
Palo Alto, California • New Haven, Connecticut • Washington D.C., District of Columbia + 10 more
Source: ClinicalTrials.gov public record
Updated Mar 21, 2019 · Synced May 21, 2026, 11:38 PM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Weight-loss (bariatric) surgery
Procedure
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 2, 2017 · Synced May 21, 2026, 11:38 PM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Copd, Chronic Obstructive Pulmonary Disease, Hypercapnia, Chronic Respiratory Failure, Hypoventilation
Interventions
High-intensity non-invasive ventilation
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
45 Years to 75 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 26, 2020 · Synced May 21, 2026, 11:38 PM EDT
Completed Not applicable Interventional Results available
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 30, 2018 · Synced May 21, 2026, 11:38 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Respiratory Failure, Family Support, Physician-Patient Relations, Critical Illness
Interventions
Family Perspective Program
Behavioral
Lead sponsor
Matthew Modes
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 14, 2025 · Synced May 21, 2026, 11:38 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Adherence to Sleep Apnea Treatment, Standard Care Group
Behavioral · Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 85 Years
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 10, 2015 · Synced May 21, 2026, 11:38 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Chronic Pulmonary Disorder
Interventions
breathing techniques, Self-Administered Baseline and Transition Dyspnea Indexes
Other · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
19 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 16, 2018 · Synced May 21, 2026, 11:38 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
CPAP therapy
Device
Lead sponsor
Ohio State University
Other
Eligibility
30 Years to 75 Years
Enrollment
1,739 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2032
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 23, 2025 · Synced May 21, 2026, 11:38 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Not listed
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 80 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 27, 2022 · Synced May 21, 2026, 11:38 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Bright light therapy glasses
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced May 21, 2026, 11:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Altitude, Hypoxia, Environmental Sleep Disorder
Interventions
altitude exposure in hypobaric chamber
Procedure
Lead sponsor
Oklahoma State University Center for Health Sciences
Other
Eligibility
30 Years to 60 Years · Male only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 23, 2015 · Synced May 21, 2026, 11:38 PM EDT
Completed No phase listed Observational Results available
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
18 Years and older
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 17, 2023 · Synced May 21, 2026, 11:38 PM EDT