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ClinicalTrials.gov public records Last synced May 22, 2026, 5:19 AM 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: Breathing Clear all
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Menopause
Interventions
Paced Respiration
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years to 65 Years · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 6, 2008 · Synced May 22, 2026, 5:19 AM EDT
Withdrawn Phase 4 Interventional
View directory record Official record
Conditions
Mechanical Ventilation, Weaning
Interventions
daily weaning trails
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 7, 2015 · Synced May 22, 2026, 5:19 AM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Obstructive Sleep Apnea, Atrial Fibrillation
Interventions
Cardiac Ablation for Atrial Fibrillation
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated May 23, 2022 · Synced May 22, 2026, 5:19 AM EDT
Terminated Phase 1 Interventional Results available
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, Covid19
Interventions
Descartes 30
Biological
Lead sponsor
Cartesian Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
Iowa City, Iowa • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 28, 2024 · Synced May 22, 2026, 5:19 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
HFNC, Low flow oxygen by nasal cannula
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Day to 12 Months
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
2
States / cities
Kansas City, Kansas • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 14, 2022 · Synced May 22, 2026, 5:19 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Prematurity; Extreme, Feeding Patterns, Ventilator Lung; Newborn
Interventions
Continuous Feeds, Intermittent Bolus Feeds
Other
Lead sponsor
Rajeev Kumar
Government
Eligibility
Not listed
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 30, 2023 · Synced May 22, 2026, 5:19 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Sleep Endoscopy
Procedure
Lead sponsor
Oregon Health and Science University
Other
Eligibility
2 Years to 18 Years
Enrollment
347 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 21, 2023 · Synced May 22, 2026, 5:19 AM EDT
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 22, 2026, 5:19 AM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis, Interstitial Lung Disease
Interventions
Placebo, Inhaled Treprostinil, Treprostinil Ultrasonic Nebulizer
Drug · Device
Lead sponsor
United Therapeutics
Industry
Eligibility
40 Years and older
Enrollment
598 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
90
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 73 more
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced May 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Asthma
Interventions
ADC3680, Placebo, montelukast
Drug
Lead sponsor
Pulmagen Therapeutics
Industry
Eligibility
18 Years to 50 Years
Enrollment
248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
35
States / cities
Birmingham, Alabama • Huntington Beach, California • Riverside, California + 32 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced May 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM 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 22, 2026, 5:19 AM EDT
Terminated Phase 4 Interventional Results available
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Iloprost and nitric oxide administration
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 1, 2024 · Synced May 22, 2026, 5:19 AM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Asthma
Interventions
Ciclesonide (XRP1526)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
12 Years and older
Enrollment
456 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 7, 2009 · Synced May 22, 2026, 5:19 AM EDT
Terminated Phase 2 Interventional
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Nitric Oxide 160 ppm
Drug
Lead sponsor
Novoteris, LLC
Industry
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
6
States / cities
Garden Grove, California • Los Angeles, California • Columbus, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2021 · Synced May 22, 2026, 5:19 AM EDT