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ClinicalTrials.gov public records Last synced Oct 23, 2026, 12:01 AM EDT

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Showing 337–360 of 610 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Pulmonary function testing Clear all
Terminated Phase 3 Interventional Results available

Simvastatin Therapy for Moderate and Severe COPD

NCT01061671
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
simvastatin, Placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
40 Years to 80 Years
Enrollment
885 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
35
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 26 more
Source: ClinicalTrials.gov public record
Updated Jan 2, 2018 · Synced Oct 23, 2026, 12:01 AM EDT
Withdrawn No phase listed Observational

Test-Retest Reliability of Pulmonary Function Tests in Patients With Duchenne's Muscular Dystrophy

NCT00207857
View directory record Official record
Conditions
Duchenne's Muscular Dystrophy, Scoliosis
Interventions
Not listed
Lead sponsor
Children's Healthcare of Atlanta
Other
Eligibility
6 Years to 21 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 4, 2015 · Synced Oct 23, 2026, 12:01 AM EDT
Completed No phase listed Observational

Genetic and Environmental Determinants That Control Metabolism in Pulmonary Hypertension

NCT02594917
View directory record Official record
Conditions
Iron-sulfur Cluster Deficiency, Pulmonary Hypertension, Friedreich Ataxia
Interventions
Right Heart Catheterization, Blood draw
Procedure · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 22, 2023 · Synced Oct 23, 2026, 12:01 AM EDT
Completed Not applicable Interventional

Abdominal Functional Electrical Stimulation to Reduce Hyperinflation in Chronic Obstructive Pulmonary Disease Patients

NCT02035228
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Abdominal Stimulation - low / early, Abdominal stimulation - low/late, Abdominal Stimulation - low/full, Abdominal stimulation - med/early, Abdominal stimulation - med/late, Abdominal Stimulation - med/full, Abdominal Stimulation - high/early, Abdominal Stimulation - high/late, Abdominal Stimulation - high/full
Device
Lead sponsor
Liberate Medical
Industry
Eligibility
40 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Oct 23, 2026, 12:01 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Pulmonary Function by Litter Position

NCT07219290
View directory record Official record
Conditions
Hypothermia Due to Cold Environment, Trauma Patients
Interventions
LItter position PFTs
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 23, 2026, 12:01 AM EDT
Completed No phase listed Observational

Effects of Marijuana Used on Lung Function in Persons With Chronic Obstructive Pulmonary Disease (COPD)

NCT01096303
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Not listed
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
25 Years to 90 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 15, 2017 · Synced Oct 23, 2026, 12:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Risk Factors for Post-Operative Respiratory Complications in Patients at Risk for OSA

NCT02729077
View directory record Official record
Conditions
Respiratory Complications
Interventions
Pulse Oximetry
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 75 Years
Enrollment
324 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 24, 2021 · Synced Oct 23, 2026, 12:01 AM EDT
Completed Not applicable Interventional

Respiratory Disorders Non-invasive Monitoring of Work of Breathing in Outpatients

NCT04003415
View directory record Official record
Conditions
Copd, Asthma, Respiratory Effort, Contactless Vital Sign Monitoring
Interventions
Investigational Device: Contactless heart rate and respiratory rate monitor, Heart Rate (EKG) Monitor, Respiratory rate Monitor, Pulse Oximetry
Device · Diagnostic Test
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Sep 28, 2021 · Synced Oct 23, 2026, 12:01 AM EDT
Completed Phase 4 Interventional Results available

A Randomized Study, Comparing Fluticasone Furoate/Umeclidinium/Vilanterol (FF/UMEC/VI) Single Inhaler Triple Therapy, Versus Multiple Inhaler Therapy (Budesonide/Formoterol Plus Tiotropium) in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

NCT03478683
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
budesonide/formoterol, albuterol/salbutamol, FF/UMEC/VI, Placebo to match budesonide/formoterol, tiotropium, Placebo to match FF/UMEC/VI, placebo to match tiotropium, ELLIPTA, MDI, HandiHaler
Drug · Device
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
729 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
40
States / cities
Gold River, California • Clearwater, Florida • DeBary, Florida + 31 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2020 · Synced Oct 23, 2026, 12:01 AM EDT
Completed Not applicable Interventional

Dance Dance Revolution (DDR) in Type 2 Diabetes

NCT00851019
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
DDR, Treadmill
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years to 65 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 27, 2013 · Synced Oct 23, 2026, 12:01 AM EDT
Not listed Not applicable Interventional

Telehealth and Onsite Maintenance Exercise in Chronic Lung Disease

NCT06304207
View directory record Official record
Conditions
Copd, COPD Exacerbation, COPD Bronchitis, Emphysema or COPD, Chronic Lung Disease, Pulmonary Fibrosis, Interstitial Lung Disease, Bronchiectasis, Chronic Asthma, Chronic Asthmatic Bronchitis
Interventions
Onsite Maintenance Exercise Training, Telehealth Maintenance Exercise
Combination Product
Lead sponsor
MGH Institute of Health Professions
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 1, 2024 · Synced Oct 23, 2026, 12:01 AM EDT
Completed Phase 4 Interventional Results available

Effect of Azithromycin on Lung Function in 6-18 Year-olds With Cystic Fibrosis (CF) Not Infected With P. Aeruginosa

NCT00431964
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
azithromycin 250 mg tablets, placebo tablets
Drug
Lead sponsor
CF Therapeutics Development Network Coordinating Center
Network
Eligibility
6 Years to 18 Years
Enrollment
263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
31
States / cities
Phoenix, Arizona • Hartford, Connecticut • Atlanta, Georgia + 27 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2015 · Synced Oct 23, 2026, 12:01 AM EDT
Terminated Phase 2 Interventional Results available

Inhaled Corticosteroids Versus Observation for Patients With Decreased Lung Function Status

NCT00656916
View directory record Official record
Conditions
Bronchiolitis
Interventions
Fluticasone Propionate
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 23, 2012 · Synced Oct 23, 2026, 12:01 AM 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 23, 2026, 12:01 AM EDT
Completed Not applicable Interventional Results available

Pulmonx Endobronchial Valves Used in Treatment of Emphysema (LIBERATE Study)

NCT01796392
View directory record Official record
Conditions
Emphysema
Interventions
EBV, Optimal Medical Management
Device · Other
Lead sponsor
Pulmonx Corporation
Industry
Eligibility
40 Years to 75 Years
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
17
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 14 more
Source: ClinicalTrials.gov public record
Updated Jun 15, 2023 · Synced Oct 23, 2026, 12:01 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Biomarker Development for Muscular Dystrophies

NCT05019625
View directory record Official record
Conditions
Myotonic Dystrophy, Duchenne Muscular Dystrophy, Becker Muscular Dystrophy, Facioscapulohumeral Muscular Dystrophy
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
5 Years and older
Enrollment
465 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
5
States / cities
Boston, Massachusetts • Winston-Salem, North Carolina • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Oct 23, 2026, 12:01 AM EDT
Active, not recruiting No phase listed Observational

Transcutaneous Carbon Dioxide Monitoring in Neonates Receiving Therapeutic Hypothermia for Neonatal Encephalopathy

NCT04603547
View directory record Official record
Conditions
Neonatal Encephalopathy
Interventions
Transcutaneous Carbon Dioxide Monitoring
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
0 Days to 3 Days
Enrollment
53 participants
Timeline
2019 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 25, 2026 · Synced Oct 23, 2026, 12:01 AM EDT
Completed Not applicable Interventional

Functional Medicine in Asthma (FAst) Study

NCT02808689
View directory record Official record
Conditions
Asthma
Interventions
Lifestyle Factors, Customized use of Dietary Supplements, Currently Accepted Asthma Care Guidelines
Behavioral · Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
19 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 1, 2021 · Synced Oct 23, 2026, 12:01 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Pathophysiology of the Upper Airway in Patients With COPD and Concomitant OSA

NCT02567448
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Sleep and pulmonary physiologic measurements
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
40 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 7, 2020 · Synced Oct 23, 2026, 12:01 AM EDT
Completed Not applicable Interventional

A Controlled Breathing Intervention to Reduce Stress and Improve Symptoms in COPD Patients (REST)

NCT06404008
View directory record Official record
Conditions
COPD, Stress, Dyspnea
Interventions
REST, Education
Behavioral · Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
40 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 17, 2025 · Synced Oct 23, 2026, 12:01 AM EDT
Recruiting Not applicable Interventional

Effect of Inspiratory Muscle Training on Physiological Function and Clinical Outcomes After Lung Transplant

NCT04783155
View directory record Official record
Conditions
Post-Lung Transplantation Bronchiectasis
Interventions
POWERBreathe Plus®, Cardiopulmonary rehabilitation post lung transplant
Device · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Oct 23, 2026, 12:01 AM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers Results available

Allogeneic Hematopoietic Cell Transplantation for Disorders of T-cell Proliferation and/or Dysregulation

NCT03663933
View directory record Official record
Conditions
Lymphoproliferative Disorders, Autoimmune Lymphoproliferative, Primary T-cell Immunodeficiency Disorders, Immune System Diseases, Common Variable Immunodeficiency
Interventions
e-ATG, Immunosuppression Only Conditioning, Reduced Intensity Conditioning, GVHD Prophylaxis, Allogeneic HSC, Bisulfan, Prednisone, Cyclophosphamide, MMF, Mesna, Tacrolimus, Pentostatin, PFTs, DEXA, Bone Marrow Aspirate & Biopsy, EKG, 2D ECHO
Drug · Procedure · Diagnostic Test
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
4 Years and older
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2030
U.S. locations
2
States / cities
Bethesda, Maryland • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Oct 23, 2026, 12:01 AM EDT
Completed Not applicable Interventional Results available

Duration of Continuous Positive Airway Pressure and Pulmonary Function Testing in Preterm Infants

NCT02249143
View directory record Official record
Conditions
Respiratory Distress Syndrome, Bronchopulmonary Dysplasia
Interventions
CPAP and room air
Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
Up to 1 Year
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 29, 2019 · Synced Oct 23, 2026, 12:01 AM EDT
Not yet recruiting Not applicable Interventional

Mechanical Ventilator Adjustments and Patient Dyspnea

NCT07701850
View directory record Official record
Conditions
Respiratory Failure, Dyspnea During Mechanical Ventilation, Mechanical Ventilation
Interventions
Change to VC/AC, Change in Tidal Volume, Change in inspiratory flow, Change in PEEP, Change to PSV
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 23, 2026, 12:01 AM EDT