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ClinicalTrials.gov public records Last synced Oct 23, 2026, 8:11 AM EDT

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Showing 1–24 of 220 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Pulmonary Function Testing Clear all
Completed Not applicable Interventional

Dynamic Laryngeal Opening for Bilateral Vocal Fold Paralysis by an Implanted Stimulator

NCT00845442
View directory record Official record
Conditions
Vocal Cord Paralysis
Interventions
pacemaker
Device
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 22, 2022 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nitrate Supplementation During Final Examination Stress

NCT03159273
View directory record Official record
Conditions
Airway Disease
Interventions
Beetroot Juice Group
Dietary Supplement
Lead sponsor
Southern Methodist University
Other
Eligibility
18 Years to 50 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 23, 2018 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Not applicable Interventional

Early Intervention in Pulmonary Exacerbation in Cystic Fibrosis

NCT00850551
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Early Intervention
Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 1, 2016 · Synced Oct 23, 2026, 8:11 AM EDT
Recruiting No phase listed Observational

Effectiveness of the WearME System for COPD Severity and Respiratory Function

NCT06751537
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease (COPD)
Interventions
Not listed
Lead sponsor
LASARRUS Clinic and Research Center
Industry
Eligibility
21 Years to 100 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Baltimore, Maryland • Salisbury, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 9, 2025 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Early Detection of Lung Cancer in a High-Risk Population Defined by PFT, Biomarkers, and CT Scanning

NCT00596310
View directory record Official record
Conditions
Lung Cancer
Interventions
CT
Other
Lead sponsor
Susanne Arnold
Other
Eligibility
55 Years to 75 Years
Enrollment
531 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2020
U.S. locations
4
States / cities
Hazard, Kentucky • Morehead, Kentucky • Prestonsburg, Kentucky + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 13, 2020 · Synced Oct 23, 2026, 8:11 AM EDT
Completed No phase listed Observational

Diagnostic Accuracy Of Forced Oscillation Technique To Detect Lung Function Anomalies

NCT04006964
View directory record Official record
Conditions
Respiratory Disease
Interventions
Resmon PRO FULL v2
Device
Lead sponsor
Restech Srl
Industry
Eligibility
3 Years and older
Enrollment
579 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
2
States / cities
Los Angeles, California • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Nov 3, 2022 · Synced Oct 23, 2026, 8:11 AM EDT
Withdrawn Phase 4 Interventional

Corticosteroids Therapy and Pneumocystis Jirovecii Pneumonia (PCP)

NCT00636935
View directory record Official record
Conditions
Pneumocystis Carinii Pneumonia
Interventions
Antibiotics only, Antibiotics + Corticosteroids, Corticosteroids + antibiotics
Drug
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 27, 2017 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Phase 3 Interventional Results available

NVA237 BID Versus Placebo Twelve-week Efficacy Study

NCT01715298
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
NVA237, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
40 Years and older
Enrollment
432 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
59
States / cities
*See Various Dept.'s*, Arizona • Chandler, Arizona • Fresno, California + 48 more
Source: ClinicalTrials.gov public record
Updated Mar 11, 2015 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Aerosol Liposomal Cyclosporine for Chronic Rejection in Lung Transplant Recipients

NCT01650545
View directory record Official record
Conditions
Disorder Related to Lung Transplantation, Bronchiolitis Obliterans, Decreased Immunologic Activity, Chronic Rejection of Lung Transplant
Interventions
Liposomal aerosol cyclosporine, standard immune suppression, oral
Drug · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 1, 2023 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Phase 2 Interventional Results available

Pilot Study Testing the Effect of Ivacaftor on Lung Function in Subjects With Cystic Fibrosis and Residual CFTR Function

NCT01685801
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Ivacaftor, Placebo-matched-to-ivacaftor tablet
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
12 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated May 19, 2015 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Phase 1Phase 2 Interventional

Etanercept for Non-Infectious Lung Injury Following Bone Marrow Transplantation

NCT00029328
View directory record Official record
Conditions
Respiratory Distress Syndrome, Adult, Bronchiolitis Obliterans, Pneumonia
Interventions
etanercept
Drug
Lead sponsor
FDA Office of Orphan Products Development
Federal
Eligibility
12 Months and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2003
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 25, 2015 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Heart and Lung Function Monitoring System

NCT02168049
View directory record Official record
Conditions
Heart Diseases, Lung Diseases
Interventions
Integrated CardioRespiratory System, Transthoracic Echocardiography (TTE), Electrocardiography
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 6, 2024 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Not applicable Interventional

Lung Function Testing in Patients With Locally Advanced or Metastatic Solid Tumors

NCT00914147
View directory record Official record
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
pulmonary function testing
Procedure
Lead sponsor
Barbara Ann Karmanos Cancer Institute
Other
Eligibility
18 Years to 120 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 8, 2021 · Synced Oct 23, 2026, 8:11 AM EDT
Recruiting No phase listed Observational

Hyperpolarized 129Xe MRI Lung Health Cohort

NCT05766384
View directory record Official record
Conditions
Healthy
Interventions
Hyperpolarized Xe129
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
25 Years to 35 Years
Enrollment
260 participants
Timeline
2023 – 2027
U.S. locations
6
States / cities
Chicago, Illinois • Iowa City, Iowa • Kansas City, Kansas + 2 more
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Phase 3 Interventional

A Study to Investigate the Effect on Lung Function of an Approved COPD Treatment (BGF, With HFA Propellant) Compared to BGF Formulated With a Next-Generation Propellant in Participants 40 to 80 Years of Age With COPD

NCT06075095
View directory record Official record
Conditions
COPD (Chronic Obstructive Pulmonary Disease)
Interventions
BGF MDI HFO 320/14.4/9.6μg, BGF MDI HFA 320/14.4/9.6 μg, Placebo MDI HFA
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
40 Years to 80 Years
Enrollment
297 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
19
States / cities
Sheffield, Alabama • Clearwater, Florida • Gainesville, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Oct 23, 2026, 8:11 AM EDT
Withdrawn No phase listed Observational

The Ohio State University Asthma Registry

NCT00839748
View directory record Official record
Conditions
Asthma
Interventions
Not listed
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Phase 3 Interventional Results available

Nintedanib Twice Daily vs Placebo in Patients Diagnosed With Idiopathic Pulmonary Fibrosis (IPF)

NCT01979952
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis
Interventions
Matching Placebo, Nintedanib
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
11
States / cities
Danbury, Connecticut • Sarasota, Florida • Skokie, Illinois + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2018 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cardiac Function and Metabolism in Young Adults Born Premature (PET-MRI)

NCT03245723
View directory record Official record
Conditions
Infant,Premature
Interventions
Pulmonary Function Testing, Electrocardiogram, Positron Emission Tomography, Magnetic Resonance Imaging
Procedure
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 35 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Oct 23, 2026, 8:11 AM EDT
Not listed No phase listed Observational

Respiratory Monitoring System Safety and Performance Study

NCT05812378
View directory record Official record
Conditions
Pulmonary Function Test, Tidal Volume, Respiratory Rate, Ventilators, Breathing Sounds
Interventions
Not listed
Lead sponsor
RTM Vital Signs, LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Timeline
2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Early Phase 1 Interventional

19F Thoracic Radiotherapy for Lung Cancer

NCT03315065
View directory record Official record
Conditions
Lung Cancer
Interventions
Perfluorinated Gas/Oxygen Mixture
Drug
Lead sponsor
Hal C Charles
Other
Eligibility
18 Years to 99 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Oct 23, 2026, 8:11 AM EDT
Withdrawn Not applicable Interventional

Lung Function Outcomes Following Removal of Airway Mucus Plugs in Patients With Asthma (FOCUS)

NCT05748912
View directory record Official record
Conditions
Asthma
Interventions
Therapeutic bronchoscopy for removal of mucus plugs
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Not applicable Interventional

Effect of CPAP (Continuous Positive Airway Pressure) on Lung Function in Asthmatics With Sleep Apnea

NCT00238069
View directory record Official record
Conditions
Asthma, Sleep Apnea
Interventions
CPAP machine as a result of sleep study
Device
Lead sponsor
National Jewish Health
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Oct 23, 2026, 8:11 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluating the Effects of Supplemental Vitamin C on Infant Lung Function in Pregnant Smoking Women

NCT00632476
View directory record Official record
Conditions
Pregnancy, Smoking
Interventions
Placebo, Vitamin C
Other · Dietary Supplement
Lead sponsor
Oregon Health and Science University
Other
Eligibility
15 Years and older · Female only
Enrollment
282 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 4, 2013 · Synced Oct 23, 2026, 8:11 AM EDT
Not yet recruiting Phase 2 Interventional

Verapamil Effect in Cystic Fibrosis-related Dysglycemia

NCT07688070
View directory record Official record
Conditions
Cystic Fibrosis Related Diabetes, Cystic Fibrosis (CF), Abnormal Glucose Tolerance
Interventions
Verapamil Hydrochloride
Drug
Lead sponsor
Rhode Island Hospital
Other
Eligibility
14 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Boston, Massachusetts • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Oct 23, 2026, 8:11 AM EDT