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ClinicalTrials.gov public records Last synced Oct 25, 2026, 6:01 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1129–1152 of 4,709 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Signs and Symptoms, Respiratory Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Improving Functional Outcomes in Patients With Unilateral Vocal Cord Paralysis: Assessment of Adaptation Using Functional Magnetic Resonance Imaging

NCT00597844
View directory record Official record
Conditions
Intrathoracic Malignancies, Unilateral Vocal Cord Paralysis
Interventions
voice evaluation and fMRI, undergo voice evaluation and fMRI prior
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 5, 2013 · Synced Oct 25, 2026, 6:01 PM EDT
Terminated No phase listed Observational

Evaluation of FeNO During and Following Acute COPD Exacerbation

NCT01761006
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
NIOX MINO®
Device
Lead sponsor
Wake Forest University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 7, 2017 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Epinephrine Inhalation Aerosol USP, a HFA-MDI Study for Assessment of Pharmacokinetics

NCT01188577
View directory record Official record
Conditions
Asthma, Bronchospasm, Wheezing, Shortness of Breath
Interventions
Epinephrine Inhalation Aerosol, HFA, Epinephrine Inhalation Aerosol
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 30 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Jul 25, 2017 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparison of Oral Dexamethasone Doses in Asthma Exacerbation

NCT00942201
View directory record Official record
Conditions
Asthma, Reactive Airway Disease
Interventions
Dexamethasone
Drug
Lead sponsor
Rady Children's Hospital, San Diego
Other
Eligibility
2 Years to 17 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 20, 2009 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Phase 2 Interventional Results available

Dose-Finding Study of Favipiravir in the Treatment of Uncomplicated Influenza

NCT01068912
View directory record Official record
Conditions
Influenza
Interventions
Favipiravir, Placebo comparator
Drug
Lead sponsor
MDVI, LLC
Industry
Eligibility
20 Years to 80 Years
Enrollment
530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
148
States / cities
Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 118 more
Source: ClinicalTrials.gov public record
Updated Nov 18, 2015 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Not applicable Interventional

The Effects of a Music Therapy Respiratory Protocol on Post-Covid-19 Respiratory Symptoms

NCT05231512
View directory record Official record
Conditions
Post Covid-19 Respiratory, Dyspnea, SARS-CoV 2
Interventions
Respiratory Music Therapy Protocol
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Oct 25, 2026, 6:01 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The COVID-19 Back-to-Normal Study: Analysis of Multiple Outcomes

NCT04832932
View directory record Official record
Conditions
COVID-19 Vaccines
Interventions
COVID-19 vaccines
Biological
Lead sponsor
Mebo Research, Inc.
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
2
States / cities
Miami, Florida • Vonore, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 26, 2024 · Synced Oct 25, 2026, 6:01 PM EDT
Terminated Not applicable Interventional

Early Versus Late Caffeine for ELBW Newborns

NCT02524249
View directory record Official record
Conditions
Bronchopulmonary Dysplasia, Apnea of Prematurity
Interventions
Caffeine, Placebo (dextrose)
Drug
Lead sponsor
Wayne State University
Other
Eligibility
Up to 4 Weeks
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated May 2, 2022 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Not applicable Interventional

Home COPD and Open Ventilation Evaluation (HOPE) Study

NCT03691181
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Ventilation
Device
Lead sponsor
Landon Pediatric Foundation
Other
Eligibility
40 Years to 100 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Oct 3, 2018 · Synced Oct 25, 2026, 6:01 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Feto-Endoscopic Tracheal Occlusion (FETO) for Severe Congenital Diaphragmatic Hernia

NCT02986087
View directory record Official record
Conditions
Congenital Diaphragmatic Hernia, Pulmonary Hypoplasia, Pulmonary; Hypertension
Interventions
Fetal Tracheal Occlusion
Device
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 11, 2025 · Synced Oct 25, 2026, 6:01 PM EDT
Completed No phase listed Observational

Heart Disease in Sickle Cell Anemia

NCT00113152
View directory record Official record
Conditions
Sickle Cell Anemia, Pulmonary Hypertension
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 60 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
2
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 25, 2026, 6:01 PM EDT
Recruiting Not applicable Interventional

Mindful Steps 2.0: Promoting Physical Activity in Patients With COPD and HF

NCT05934565
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Chronic Heart Failure
Interventions
Mindful Steps
Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
40 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Not applicable Interventional Results available

Assessment of Arformoterol for Chronic Obstructive Pulmonary Disease (COPD) Using Hyperpolarized 3He MRI

NCT00846287
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Hyperpolarized Helium-3, Placebo, Aformoterol
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
50 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 1, 2012 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Phase 3 Interventional Results available

A Home-based Module to Promote Mindful Breathing Awareness for COPD Patients

NCT04517500
View directory record Official record
Conditions
COPD
Interventions
Home-based pulmonary rehabilitation program, Mindful breathing module, Health coaching
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
2
States / cities
Minneapolis, Minnesota • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 8, 2024 · Synced Oct 25, 2026, 6:01 PM EDT
Not listed Not applicable Interventional

VISN 23 Chronic Obstructive Pulmonary Disease (COPD) Case Management Using Home Telehealth Equipment

NCT00916799
View directory record Official record
Conditions
COPD
Interventions
Use of Telehealth equipment (Viterian V-100)
Device
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
Not listed
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
2
States / cities
Minneapolis, Minnesota • Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jun 12, 2009 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Phase 2 Interventional

Evaluating the Neuromodulatory Effect of Ketamine in Long COVID-19

NCT06821087
View directory record Official record
Conditions
Long COVID
Interventions
Ketamine only
Drug
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 25, 2026, 6:01 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Development of Immune Globulin Treatment for Avian Flu

NCT00383071
View directory record Official record
Conditions
Infectious Diseases, Influenza, Avian Flu
Interventions
H5N1 vaccine, Apheresis
Biological · Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 59 Years
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 31, 2018 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

SpO2 Accuracy of Noninvasive Disposable Pulse Oximeter Sensor With Motion Conditions

NCT05264116
View directory record Official record
Conditions
Healthy, Hypoxia
Interventions
STRYKER SUSTAINABILITY SOLUTIONS PULSE OXIMETERS
Device
Lead sponsor
Stryker Sustainability Solutions
Industry
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Oct 25, 2026, 6:01 PM EDT
Completed No phase listed Observational

Use of Respiratory Therapists (RTs) to Improve Outcomes and Quality of Life in Patients With COPD

NCT02078622
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease (COPD)
Interventions
Respiratory Therapist Education and Case Management
Other
Lead sponsor
StratiHealth
Industry
Eligibility
55 Years to 80 Years
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Carlsbad, California
Source: ClinicalTrials.gov public record
Updated Aug 20, 2018 · Synced Oct 25, 2026, 6:01 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

The Effect of IV NSAID's and Corticosteroids on Dysphasia and Dysphonia Following ASDF

NCT04650893
View directory record Official record
Conditions
Dysphagia, Dysphonia
Interventions
Intravenous Ketorolac, Intravenous Dexamethasone, Placebo
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 23, 2024 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Lung-Resident Memory Th2 Cells in Asthma

NCT03455959
View directory record Official record
Conditions
Asthma, Allergic
Interventions
Bronchoscopy/BAL, Airway Brushing
Procedure
Lead sponsor
Andrew D. Luster, M.D.,Ph.D.
Other
Eligibility
18 Years to 55 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 25, 2026, 6:01 PM EDT
Withdrawn Phase 2Phase 3 Interventional

Cycled Testosterone Administration During Pulmonary Rehabilitation in Early Stage COPD

NCT03674320
View directory record Official record
Conditions
COPD
Interventions
Testosterone Enanthate, Placebo
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
40 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 2, 2022 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Phase 2 Interventional Results available

Proof of Concept Study Assessing Technology-Assisted Respiratory Adherence Prototype Version 3 in Individuals With COPD

NCT04795323
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
TARA v3.1, only non-pharmacological self-management support, TARA v3.2, both non-pharmacological and pharmacological self-management support
Device
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Gastonia, North Carolina • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 21, 2023 · Synced Oct 25, 2026, 6:01 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Yogic Breathing and Guided Meditation for Long Covid Symptoms

NCT05139979
View directory record Official record
Conditions
COVID-19, Stress, Shortness of Breath
Interventions
Breathing and Wellness Webinar, Routine Daily Activity
Behavioral · Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 6, 2025 · Synced Oct 25, 2026, 6:01 PM EDT