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ClinicalTrials.gov public records Last synced Oct 21, 2026, 6:21 AM EDT

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Showing 1–24 of 610 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Pulmonary function test Clear all
Completed No phase listed Observational

VCSIP Follow-up Study

NCT03203603
View directory record Official record
Conditions
Asthma, Pulmonary Function, Wheezing, In Utero Nicotine
Interventions
No active intervention
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
6 Months to 4 Years
Enrollment
242 participants
Timeline
2017 – 2024
U.S. locations
2
States / cities
Indianapolis, Indiana • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 25, 2025 · Synced Oct 21, 2026, 6:21 AM EDT
Not yet recruiting Not applicable Interventional

Biomarker Testing to Predict Radiation-Related Heart Disease in Lung Cancer Patients

NCT07869329
View directory record Official record
Conditions
Non-Small Cell Lung Cancer, Radiation-Induced Cardiac Disease
Interventions
Serum Pro-N-Cadherin Biomarker Assessment, Echocardiogram
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 21, 2026, 6:21 AM EDT
Terminated Not applicable Interventional Results available

Effect of Upper Airway Stimulation on Vascular Function in Obstructive Sleep Apnea

NCT03051165
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Hypoglossal Nerve Stimulation Treatment Withdrawal
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 11, 2018 · Synced Oct 21, 2026, 6:21 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 21, 2026, 6:21 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Nintedanib Co-administered With Sildenafil in Idiopathic Pulmonary Fibrosis Patients With Advanced Lung Function Impairment

NCT02802345
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis
Interventions
Nintedanib, Placebo, Sildenafil
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
17
States / cities
Birmingham, Alabama • Stamford, Connecticut • Jacksonville, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2019 · Synced Oct 21, 2026, 6:21 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 21, 2026, 6:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Exhaled Breath Condensate Biomarkers of Inflammation in Individuals With Chronic Cervical Spinal Cord Injury

NCT02235714
View directory record Official record
Conditions
Tetraplegia, Asthma
Interventions
Not listed
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 89 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 10, 2014 · Synced Oct 21, 2026, 6:21 AM EDT
Completed Phase 2 Interventional

Study of TNFR:Fc (Enbrel) in the Treatment of Asthma

NCT00001893
View directory record Official record
Conditions
Asthma
Interventions
TNFR:Fc
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 21, 2026, 6:21 AM EDT
Active, not recruiting No phase listed Observational

Nashville Early Diagnosis Lung Cancer Project

NCT01475500
View directory record Official record
Conditions
Lung Cancer
Interventions
Sputum sample, Pulmonary function tests, Computerized tomography (CT) scan of the chest, Buccal epithelium collection, Nasal brushings, Bronchoscopy, Bronchoalveolar lavage, Blood sample collection, Urine sample, Questionnaire-data collection
Procedure · Radiation · Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
55 Years to 80 Years
Enrollment
480 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
2
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Oct 21, 2026, 6:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effect of Interscalene Peripheral Nerve Block With 0.25% Bupivacaine vs 0.125% Bupivacaine on Lung Function

NCT01429584
View directory record Official record
Conditions
Diaphragm Paralysis
Interventions
interscalene nerve block with 0.25% bupivacaine, interscalene block with 0.125% bupivacaine
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 19, 2013 · Synced Oct 21, 2026, 6:21 AM EDT
Completed Not applicable Interventional Results available

Myalgic Encephalomyelitis Chronic Fatigue at the National Institutes of Health

NCT02669212
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Cardiopulmonary Exercise Test (CPET)
Behavioral
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 60 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 18, 2023 · Synced Oct 21, 2026, 6:21 AM EDT
Completed Phase 1Phase 2 Interventional Results available

M7824 and Topotecan or Temozolomide in Relapsed Small Cell Lung Cancers

NCT03554473
View directory record Official record
Conditions
Carcinoma, Small Cell, Lung Cancer, Small Cell Lung Cancer
Interventions
M7824, Topotecan, Temozolomide, EKG, CT scan, PET scan, Acetaminophen, Antihistamines, Diphenhydramine, Dexamethasone, Epinephrine
Drug · Diagnostic Test
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 99 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 9, 2025 · Synced Oct 21, 2026, 6:21 AM EDT
Completed No phase listed Observational

Histoblood Group Antigens as a Risk Factor of Asthma

NCT00201266
View directory record Official record
Conditions
Asthma, Lung Diseases
Interventions
Screening
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 75 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 21, 2026, 6:21 AM EDT
Completed No phase listed Observational

Validation of SEARCH, a Novel Hierarchical Algorithm to Define Long-term Outcomes After Pulmonary Embolism

NCT05568927
View directory record Official record
Conditions
Pulmonary Embolism, Chronic Thromboembolic Pulmonary Hypertension
Interventions
SEARCH algorithm
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
8
States / cities
Fresno, California • Irvine, California • Los Angeles, California + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Oct 21, 2026, 6:21 AM EDT
Recruiting No phase listed Observational

Pulmonary Hypertension in Left Heart Disease

NCT05935605
View directory record Official record
Conditions
Pulmonary Hypertension, Pulmonary Vascular Disease, Left Heart Disease
Interventions
Transthoracic Echocardiography (TTE), Lung ultrasound
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 21, 2026, 6:21 AM EDT
Completed No phase listed Observational

Investigate the Aerosol Particle Distribution During Aerosol Generating Procedures

NCT04353531
View directory record Official record
Conditions
Transmission, Patient Professional, High-flow Nasal Cannula
Interventions
High-flow nasal cannula, Surgical mask, bronchoscopy examination, intubation, tracheostomy, nebulization, Pulmonary function test
Device · Procedure · Diagnostic Test
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 23, 2021 · Synced Oct 21, 2026, 6:21 AM EDT
Completed Phase 4 Interventional Results available

The ENERGITO® 2 Study Compares 2 Inhaled Medicines for Chronic Obstructive Pulmonary Disease (COPD). One Medicine is a Combination of Tiotropium and Olodaterol (Stiolto®) Taken Using the Respimat® Inhaler and the Other Medicine is a Combination of Fluticasone and Salmeterol Taken Using the Diskus

NCT03240575
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Tiotropium, Olodaterol, Fluticasone propionate, Salmeterol
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
45
States / cities
Jasper, Alabama • Flagstaff, Arizona • Fullerton, California + 40 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2020 · Synced Oct 21, 2026, 6:21 AM EDT
Completed No phase listed Observational

User-Friendly Spirometer and Mobile App for Self-Management and Home Monitoring of Asthma Patients

NCT03642418
View directory record Official record
Conditions
Asthma Acute, Asthma in Children, Asthma Chronic, Asthma Attack
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
6 Years to 15 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 15, 2020 · Synced Oct 21, 2026, 6:21 AM EDT
Completed Phase 2 Interventional Results available

Improving Right Ventricular Function in Young Adults Born Preterm

NCT03696758
View directory record Official record
Conditions
Infant,Premature
Interventions
Pulmonary Function Testing, Electrocardiogram, Cardiac Magnetic Resonance Imaging, Metoprolol, Sildenafil
Procedure · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 35 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Oct 21, 2026, 6:21 AM EDT
Active, not recruiting No phase listed Observational

A Study of the Natural History of Participants With LGMD2E/R4, LGMD2D/R3, LGMD2C/R5, and LGMD2A/R1 ≥ 4 Years of Age, Who Are Managed in Routine Clinical Practice

NCT04475926
View directory record Official record
Conditions
Limb-girdle Muscular Dystrophy
Interventions
Not listed
Lead sponsor
Sarepta Therapeutics, Inc.
Industry
Eligibility
4 Years and older
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
11
States / cities
Phoenix, Arizona • Little Rock, Arkansas • La Jolla, California + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2025 · Synced Oct 21, 2026, 6:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cardiopulmonary Responses to Exposure to Ozone and Diesel Exhaust

NCT01874834
View directory record Official record
Conditions
Respiratory Depression, Blood Pressure
Interventions
ozone
Other
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
18 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2013 · Synced Oct 21, 2026, 6:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Validating Cardiac MRI Biomarkers and Genotype-Phenotype Correlations for DMD

NCT02834650
View directory record Official record
Conditions
Muscular Dystrophy, Duchenne
Interventions
Cardiac MRI with contrast, Cardiac MRI without contrast, Blood Test, Heart Rate, Pulmonary Function Test, Genetic Testing, Repeat MRI scan
Other
Lead sponsor
Stanford University
Other
Eligibility
7 Years to 21 Years · Male only
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
3
States / cities
Los Angeles, California • Orange, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated May 10, 2022 · Synced Oct 21, 2026, 6:21 AM EDT
Completed No phase listed Observational

Advanced Prediction of Respiratory Depression Episode Using the Linshom Continuous Predictive Respiratory Sensor

NCT06744790
View directory record Official record
Conditions
Post Surgical Respiratory Failure, Respiratory Complication
Interventions
Linshom Continuous Predictive Respiratory Monitoring
Device
Lead sponsor
Linshom Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 21, 2026, 6:21 AM EDT
Completed No phase listed Observational

Systems Biology of Diffusion Impairment in Human Immunodeficiency Virus (HIV)

NCT03572335
View directory record Official record
Conditions
HIV Infections, Pulmonary Disease
Interventions
PFT's (pulmonary function testing)
Diagnostic Test
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 7, 2025 · Synced Oct 21, 2026, 6:21 AM EDT