Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 23, 2026, 3:13 AM EDT

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

Showing 25–48 of 614 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Lung Function Clear all
Completed No phase listed Observational

World Trade Center (WTC) CHEST

NCT01466218
View directory record Official record
Conditions
Pulmonary Disease, Cardiac Disease, Cardiopulmonary Disease, Obstructive Sleep Apnea, Cardiovascular Disease
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
40 Years and older
Enrollment
1,012 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 1, 2014 · Synced Oct 23, 2026, 3:13 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Withdrawn Phase 4 Interventional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, 3:13 AM EDT
Terminated Phase 1 Interventional

Functional Lung Avoidance Radiation Therapy Using Hyperpolarized Xenon-129 MRI

NCT05302817
View directory record Official record
Conditions
Carcinoma, Non-Small-Cell Lung
Interventions
Hyperpolarized xenon MRI
Combination Product
Lead sponsor
Xemed LLC
Industry
Eligibility
18 Years to 85 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Oct 23, 2026, 3:13 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, 3:13 AM EDT
Completed Not applicable Interventional

Respiratory Training in Friedreich's Ataxia

NCT06539598
View directory record Official record
Conditions
Friedreich Ataxia
Interventions
Respiratory Strength Training (RST)
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 3, 2025 · Synced Oct 23, 2026, 3:13 AM EDT
Terminated Phase 1 Interventional

Effect of Acid Reflux on Respiratory Physiology During Exercise in Athletes With GER-Response to Acid Suppression

NCT00444236
View directory record Official record
Conditions
Exercise Triggered Asthma, Gastroesophageal Reflux
Interventions
Nexium, Placebo
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 21, 2016 · Synced Oct 23, 2026, 3:13 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Recovery of Respiratory System in COVID-19 Patients

NCT04954222
View directory record Official record
Conditions
Covid19
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
2
States / cities
Scottsdale, Arizona • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 20, 2024 · Synced Oct 23, 2026, 3:13 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, 3:13 AM EDT
Terminated No phase listed Observational

Non-Invasive Monitoring of Respiratory Function in Spontaneously Breathing Patients With COVID-19 Infection

NCT04356443
View directory record Official record
Conditions
Respiratory Failure, Ventilatory Failure, COVID-19, Pneumonia, ARDS, Human
Interventions
AirGo Respiratory Monitor
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Oct 23, 2026, 3:13 AM EDT
Completed Not applicable Interventional Results available

Digital Incentive Spirometry Adherence

NCT06629454
View directory record Official record
Conditions
Pulmonary Function, Incentive Spirometry, Patient Adherence, Lung Resection, Thoracic Surgery
Interventions
Adherence to digital incentive spirometer in the postop period after major chest surgery.
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
6
States / cities
Cherry Hill, New Jersey • Berwyn, Pennsylvania • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Oct 23, 2026, 3:13 AM EDT
Withdrawn Phase 3 Interventional

Effects of Pulmonary Vasodilation Upon VA Coupling in Fontan Patients

NCT01607983
View directory record Official record
Conditions
Congenital Heart Disease, Fontan
Interventions
inhaled nitric oxide
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
4 Years to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 4, 2018 · Synced Oct 23, 2026, 3:13 AM EDT
Enrolling by invitation No phase listed Observational

MRI and Computational Simulation Cardiology Study

NCT03149341
View directory record Official record
Conditions
Congenital Heart Disease, Pulmonary Hypertension
Interventions
Magnetic Resonance Imaging
Other
Lead sponsor
Stanford University
Other
Eligibility
Not listed
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2029
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Oct 23, 2026, 3:13 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, 3:13 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, 3:13 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, 3:13 AM EDT
Completed No phase listed Observational

Evaluating Genetic Factors That May Contribute to Elastin Function and the Development of Chronic Obstructive Pulmonary Disease

NCT00725309
View directory record Official record
Conditions
Emphysema, Pulmonary Disease, Chronic Obstructive
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 18, 2018 · Synced Oct 23, 2026, 3:13 AM EDT
Completed No phase listed Observational

Learning and Behavior Problems in Children With Chronic Granulomatous Disease and Related Disorders

NCT00005933
View directory record Official record
Conditions
Chediak Higashi Syndrome, Chronic Granulomatous Disease, Job's Syndrome, Leukocyte Disorder
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 23, 2026, 3:13 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, 3:13 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, 3:13 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Functional CT Assessment of Pulmonary Arterial Dysfunction in Smoking Associated Emphysema

NCT02682147
View directory record Official record
Conditions
Emphysema
Interventions
Sildenafil
Drug
Lead sponsor
Eric A. Hoffman
Other
Eligibility
25 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Apr 15, 2025 · Synced Oct 23, 2026, 3:13 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, 3:13 AM EDT
Completed No phase listed Observational

MRI Assessment of RV Function: Patients With TOF or Aortic Coarctation

NCT00277901
View directory record Official record
Conditions
Congenital Disorders
Interventions
Not listed
Lead sponsor
Children's Healthcare of Atlanta
Other
Eligibility
Up to 21 Years
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2009
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 2, 2014 · Synced Oct 23, 2026, 3:13 AM EDT
Completed No phase listed Observational Results available

Autologous Stem Cell Treatment for Chronic Lung Disease Study

NCT03044431
View directory record Official record
Conditions
COPD, Interstitial Lung Disease
Interventions
Cell therapy
Procedure
Lead sponsor
Lung Institute
Industry
Eligibility
16 Years and older
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2018 · Synced Oct 23, 2026, 3:13 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

O2 Transport and Utilization in Health and Lung Disease

NCT04014712
View directory record Official record
Conditions
COPD, Tetrahydrobiopterin Deficiency, Oxidative Stress
Interventions
Tetrahydrobiopterin, Placebo oral tablet
Drug
Lead sponsor
University of Massachusetts, Amherst
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Amherst, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 19, 2023 · Synced Oct 23, 2026, 3:13 AM EDT