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ClinicalTrials.gov public records Last synced Oct 24, 2026, 9:45 PM EDT

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Showing 1–24 of 58 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Spirometry Group Clear all
Completed No phase listed Observational Accepts healthy volunteers

Evaluate Long Term Cardiovascular and Pulmonary Complications After COVID-19 With Point of Care Ultrasound

NCT04756193
View directory record Official record
Conditions
Covid19, Echocardiography, Ultrasound
Interventions
Point of care ultrasound including echocardiography, lung ultrasound, vascular ultrasound
Diagnostic Test
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Not applicable Interventional Results available

HHHFA in COPD Patients, With Chronic Bronchitis

NCT03959982
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
HHHFA Device, Spirometry, 6-minute walk, CT scan, Medical Research Council dyspnea scale (MRC), St. George's Respiratory Questionnaire (SGRQ), COPD Assessment Test (CAT), Pittsburgh Sleep Quality Index (PSQI), CASA-Q, Spirehealth Tag Device
Device · Diagnostic Test · Other
Lead sponsor
Spyridon Fortis
Other
Eligibility
18 Years to 100 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Not applicable Interventional Results available

COPD Assessment and Management Bundle Versus Usual Care

NCT01833026
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Spirometry test, Levalbuterol
Device · Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
40 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 24, 2019 · Synced Oct 24, 2026, 9:45 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Examining the Genetic Factors That May Cause Chronic Obstructive Pulmonary Disease (COPD)

NCT00608764
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Emphysema, Bronchitis, Chronic
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
45 Years to 80 Years
Enrollment
10,718 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2028
U.S. locations
20
States / cities
Birmingham, Alabama • San Diego, California • Torrance, California + 14 more
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Phase 3 Interventional

Cross-sectional Study for Identification and Description of Severe Asthma Patients

NCT02293265
View directory record Official record
Conditions
Asthma
Interventions
Short Acting Beta Agonist (SABA)
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Years and older
Enrollment
767 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
21
States / cities
Little Rock, Arkansas • Fresno, California • Los Angeles, California + 18 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2016 · Synced Oct 24, 2026, 9:45 PM EDT
Terminated Early Phase 1 Interventional

19F MRI of Ventilation in Subjects With Cystic Fibrosis Undergoing Treatment for Pulmonary Exacerbation

NCT03497117
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Lung Clearance Index, MRI with PFP
Device · Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 9, 2020 · Synced Oct 24, 2026, 9:45 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

World Trade Center Adolescent Health Study

NCT02068183
View directory record Official record
Conditions
Asthma, Hypertension, Cardiovascular Risk Factor, Insulin Resistance, Stress Disorders, Post-Traumatic, Exposure to Toxic Dust
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
12 Years to 20 Years
Enrollment
402 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 24, 2017 · Synced Oct 24, 2026, 9:45 PM EDT
Completed No phase listed Observational

Cough in Reduced True Vocal Fold Mobility

NCT02407301
View directory record Official record
Conditions
Unilateral Vocal Cord Paresis, Unilateral Vocal Cord Paralysis
Interventions
cough airflow measure, vocal tasks, true vocal fold movement, spirometry test, maximum expiratory pressure (MEP)
Other
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 13, 2016 · Synced Oct 24, 2026, 9:45 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

100-Year Human Aging Study

NCT07563777
View directory record Official record
Conditions
Aging, Aging Well, All-Cause Mortality, Mortality, Metabolic Syndrome, Cardiovascular Diseases, Cognitive Dysfunction, Musculoskeletal Diseases, Neoplasms, Frailty, Activities of Daily Living, Health-Related Quality of Life, Disability Physical, Neuro-Degenerative Disease, Dementia
Interventions
Comprehensive Multi-System Clinical Screening
Diagnostic Test
Lead sponsor
Longevity Metrics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,000,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2099
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 24, 2026, 9:45 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prevalence of Chronic Airway Obstruction in Subjects With a History of Cigarette Smoking in a Primary Care Setting

NCT01013948
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Non-Interventional
Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
30 Years to 87 Years
Enrollment
1,574 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
40
States / cities
Adamsville, Alabama • Foothill Ranch, California • Huntington Beach, California + 37 more
Source: ClinicalTrials.gov public record
Updated Oct 18, 2012 · Synced Oct 24, 2026, 9:45 PM EDT
Active, not recruiting Phase 4 Interventional

REIMAGINE - Real World EvaluatIon of Mepolizumab in Severe Asthma achievinG on Treatment clinIcal remissioN, a prospEctive Study

NCT06041386
View directory record Official record
Conditions
Asthma
Interventions
Mepolizumab, Spirometry
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
336 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
28
States / cities
La Jolla, California • Newport Beach, California • Aurora, Colorado + 24 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2025 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Repeatability in Hyperpolarized 3-Helium With MRI

NCT03776747
View directory record Official record
Conditions
Radiation Exposure
Interventions
Prone hyperpolarized 3 helium gas scan, Supine hyperpolarized 3 helium gas scan, Vitals, Pulmonary Function Tests, Initial protocol MRI scan
Drug · Diagnostic Test
Lead sponsor
Eric A. Hoffman
Other
Eligibility
18 Years to 90 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Nov 1, 2023 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Phase 2 Interventional Results available

Dexamethasone Dyspnea Study

NCT01670097
View directory record Official record
Conditions
Advanced Cancers, Hematologic Disorder, Solid Tumors
Interventions
Dexamethasone, Placebo, Questionnaires, Spirometer, Phone Calls
Drug · Behavioral · Device + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Not applicable Interventional

Pilot Study of Physiological Effect of High-Flow Nasal Cannula on Respiratory Pattern and Work of Breathing

NCT02514798
View directory record Official record
Conditions
COPD
Interventions
Esophageal and gastric balloons, Respiratory Inductance Plethysmography (RIP) system, Sentec transcutaneous monitoring system, High-flow humidified nasal oxygen delivery system, CPAP (Positive Control)
Other · Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 10, 2022 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Not applicable Interventional

Interscalene Brachial Plexus Block Washout to Reverse Inadvertent Phrenic Nerve Blockade

NCT03677778
View directory record Official record
Conditions
Anesthesia, Local, Phrenic Nerve Paralysis, Upper Extremity Injury, Phrenic Nerve Palsy on the Left, Phrenic Nerve Palsy on the Right
Interventions
Normal saline injected via interscalene nerve catheter, Placebo
Procedure · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Aug 2, 2022 · Synced Oct 24, 2026, 9:45 PM EDT
Active, not recruiting Not applicable Interventional

Impact of Diaphragmatic Breathing Coaching on Deep Inspiration Breath Hold Reproducibility and Organ Protection

NCT06747533
View directory record Official record
Conditions
Breathing, Mouth
Interventions
CT simulation
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 24, 2026, 9:45 PM EDT
Not listed Not applicable Interventional

Incentive Spirometry in Non-critically Ill Hospitalized Patients With Acute Respiratory Failure

NCT02873000
View directory record Official record
Conditions
Pulmonary Complication, Dyspnea, Pneumonia, COPD, CHF, Atelectasis, PE
Interventions
Incentive Spirometry
Behavioral
Lead sponsor
Jewish Hospital, Cincinnati, Ohio
Other
Eligibility
65 Years to 99 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 18, 2017 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Not applicable Interventional Results available

Promoting Risk Reduction Among Young Adults With Asthma During Wildfire Smoke Events (TRAK)

NCT04724733
View directory record Official record
Conditions
Asthma
Interventions
Smoke Sense, Smoke Sense Plus
Behavioral
Lead sponsor
Washington State University
Other
Eligibility
18 Years to 26 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Apr 28, 2023 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Phase 2 Interventional

24hr Effects of Tiotropium Bromide in Tetraplegia

NCT02586649
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Tiotropium Bromide, Placebo
Drug
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 16, 2020 · Synced Oct 24, 2026, 9:45 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Lung Macrophage Populations and Functions in Chronic Obstructive Pulmonary Disease (COPD)-Susceptible Smokers

NCT04722835
View directory record Official record
Conditions
Copd, Smoking, Tobacco Use
Interventions
Bronchoscopy with Bronchoalveolar Lavage (BAL)
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2030
U.S. locations
3
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 24, 2026, 9:45 PM EDT
Active, not recruiting Phase 3 Interventional

Extracorporeal Photopheresis for Medicare Recipients of Lung Allografts

NCT02181257
View directory record Official record
Conditions
Bronchiolitis Obliterans Syndrome (BOS)
Interventions
Extracorporeal Photopheresis (ECP), No intervention in the SOC / Retrospective Chart review.
Combination Product · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
22
States / cities
Birmingham, Alabama • Phoenix, Arizona • La Jolla, California + 18 more
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Oct 24, 2026, 9:45 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Association of Transcutaneous Pulse CO-oximetry With Inflammatory Lung Diseases

NCT02831348
View directory record Official record
Conditions
Asthma, Allergic Rhinitis, Cystic Fibrosis, Pneumonia
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
6 Years to 24 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 22, 2022 · Synced Oct 24, 2026, 9:45 PM EDT
Completed Not applicable Interventional

Electronic Health Record (EHR) Decision Support to Improve Outpatient Asthma Care

NCT00918944
View directory record Official record
Conditions
Asthma
Interventions
Control, Intervention
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Not listed
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 23, 2011 · Synced Oct 24, 2026, 9:45 PM EDT
Completed No phase listed Observational Results available

Evaluation of Lung Function and Symptoms in Patients Diagnosed With Chronic Obstructive Pulmonary Disease (COPD) on Long-Acting Bronchodilator Monotherapy

NCT00791518
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
No intervention
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
1,084 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
57
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 51 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2014 · Synced Oct 24, 2026, 9:45 PM EDT