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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Pulmonary Function Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a 10 Component Dietary Supplement on Health and the Quality of Life

NCT03052491
View directory record Official record
Conditions
Blood Pressure, HDL Low, Stress, Lung Function Decreased, Quality of Life, Energy Supply; Deficiency, Concentration Ability Impaired, Joint Instability, Immune Deficiency
Interventions
Stem Cell 100+
Dietary Supplement
Lead sponsor
Centagen, Inc.
Industry
Eligibility
35 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2017 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Learn How Renal Impairment Affects the Pharmacokinetics of PF-07817883.

NCT06586216
View directory record Official record
Conditions
COVID-19
Interventions
PF-07817883
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 90 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
3
States / cities
Miami, Florida • Tampa, Florida • Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 18, 2025 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Phase 3 Interventional Results available

RETHINC: REdefining THerapy In Early COPD for the Pulmonary Trials Cooperative

NCT02867761
View directory record Official record
Conditions
COPD (Chronic Obstructive Pulmonary Disease)
Interventions
Indacaterol/Glycopyrrolate, Placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
40 Years to 80 Years
Enrollment
780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
16
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced Jul 21, 2026, 7:10 AM EDT
Completed No phase listed Observational

Structure and Function of Salivary Proteins

NCT00916682
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
6 Years and older
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Jul 21, 2026, 7:10 AM EDT
Recruiting Not applicable Interventional

A Digital Health Intervention to Improve Physical Function and Wellness of Lung Cancer Survivors

NCT07227623
View directory record Official record
Conditions
Advanced Lung Cancer, Physical Function
Interventions
PROMOTE Digital Health App Intervention, Enhanced Usual Care
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Jul 21, 2026, 7:10 AM EDT
Completed No phase listed Observational Results available

An Observational Outcomes Study for Autologous Cell Therapy Among Patients With COPD and Interstitial Lung Disease

NCT03040674
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
489 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 26, 2021 · Synced Jul 21, 2026, 7:10 AM EDT
Terminated Phase 1 Interventional

Sildenafil to Treat HIV-Associated Pulmonary Hypertension

NCT00327080
View directory record Official record
Conditions
HIV
Interventions
MRI, L-NMMA, Acetylcholine
Procedure · Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Pharmacokinetics, Safety and Tolerability of ALG-097558 in Subjects With Hepatic Impairment and in Healthy Subjects With Normal Hepatic Function

NCT06568861
View directory record Official record
Conditions
COVID-19
Interventions
ALG-097558
Drug
Lead sponsor
Aligos Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Miami, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessing Toxicity of Waterpipe Tobacco Smoking

NCT03253653
View directory record Official record
Conditions
Waterpipe Smoking
Interventions
Differential effects of waterpipe smoking practices on toxicity of waterpipe tobacco smoke
Device
Lead sponsor
San Diego State University
Other
Eligibility
21 Years and older
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Jul 21, 2026, 7:10 AM EDT
Not listed No phase listed Observational

Functional Lung Imaging in Patients With Respiratory Compromise Undergoing Endobronchial Valve Placement

NCT05204875
View directory record Official record
Conditions
Emphysema
Interventions
X-ray Velocimetry
Radiation
Lead sponsor
Temple University
Other
Eligibility
40 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 23, 2022 · Synced Jul 21, 2026, 7:10 AM EDT
Completed No phase listed Observational

Dysregulation of Lipid Metabolism and Right Ventricular Function in PAH

NCT02631421
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Blood Sampling, Cardiac MRI
Procedure · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 15, 2019 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Integrating Targeted MedlinePlus Health Prescriptions Into Clinic Practice Workflow

NCT00634608
View directory record Official record
Conditions
Allergic Rhinitis, Asthma, Back Pain, Benign Prostatic Hypertrophy, Bursitis, Depression, Anxiety, Diabetes Mellitus, Esophageal Reflux, HIV Infections, Hyperlipidemia, Hypertension, Insomnia, Irritable Bowel Syndrome, Obesity, Osteoporosis (Senile), Shoulder Pain, Sinusitis, Symptomatic Menopause, Urinary Incontinence, Urinary Tract Infection, Vaginitis
Interventions
Health Information Prescription
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced Jul 21, 2026, 7:10 AM EDT
Terminated Phase 2 Interventional

PRIMEx - A Study of 2 Doses of Oral CXA-10 in Pulmonary Arterial Hypertension (PAH)

NCT03449524
View directory record Official record
Conditions
PAH
Interventions
75mg CXA-10, 150mg CXA-10, Placebo
Drug · Other
Lead sponsor
Complexa, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
40
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 34 more
Source: ClinicalTrials.gov public record
Updated Aug 9, 2020 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Not applicable Interventional Results available

Relationship Between EIT and Respiratory Status in Very Preterm Infants

NCT06609135
View directory record Official record
Conditions
Chronic Lung Disease of Prematurity, Bronchopulmonary Dysplasia, Premature Lungs
Interventions
Sentec LuMon Device (EIT system), Sentec Digital Monitoring System (transcutaneous CO2 monitor)
Device
Lead sponsor
Lawrence Rhein
Other
Eligibility
5 Days and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Phase 2 Interventional Results available

A Study to Assess the Effect of CK-2127107 on Physical Function in Subjects With Chronic Obstructive Pulmonary Disease

NCT02662582
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease (COPD)
Interventions
Reldesemtiv, Placebo
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
40 Years to 75 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
2
States / cities
Torrance, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Phase 2 Interventional Results available

Study of Efficacy, Safety and Tolerability of ACZ885 (Canakinumab) in Patients With Pulmonary Sarcoidosis

NCT02888080
View directory record Official record
Conditions
Pulmonary Sarcoidosis
Interventions
ACZ885, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
3
States / cities
Birmingham, Alabama • Albany, New York • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 3, 2021 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Not applicable Interventional Results available

Uncontrolled Lower Respiratory Symptoms in the WTC Survivor Program

NCT02024204
View directory record Official record
Conditions
Lung Diseases, Medication Compliance
Interventions
Fluticasone propionate 230mcg for 3 Months, Current Treatment or no treatment, Salmeterol 21mcg for 3 Months
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Phase 2Phase 3 Interventional

Sildenafil Exercise: Role of PDE5 Inhibition

NCT04039087
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Sildenafil 40mg oral capsule, Placebo Oral capsule
Drug
Lead sponsor
National Jewish Health
Other
Eligibility
9 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Denver, Colorado • Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 21, 2026, 7:10 AM EDT
Recruiting Not applicable Interventional

Asthma Intervention With Residential Ventilation and Air Cleaner (AIRVAC) Study

NCT07196436
View directory record Official record
Conditions
Asthma Control, Pulmonary Function, Quality of Life, Stress, Sleep Quality
Interventions
Energy Recovery Ventilator, Portable Air Cleaner, Energy Recovery Ventilator (Sham), Portable Air Cleaner (Sham)
Device
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
5 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Arlington, Texas • Plano, Texas
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Jul 21, 2026, 7:10 AM EDT
Completed Phase 4 Interventional Results available

Maintain Respiratory Muscle Function and Reduce Pneumonia Risk in Cancer Patients

NCT03469271
View directory record Official record
Conditions
Cancer
Interventions
1,25 (OH)2 D3, Inspiratory isometric resistance training, Oral Placebo, Sham Inspiratory Isometric Resistance Training, Threshold Inspiratory Muscle Trainer (IMT)
Drug · Other · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 25, 2023 · Synced Jul 21, 2026, 7:10 AM EDT
Terminated Early Phase 1 Interventional

Glutathione, Oxidative Stress and Mitochondrial Function in COVID-19

NCT04703036
View directory record Official record
Conditions
Covid19
Interventions
Glycine, N-acetylcysteine, Alanine
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
55 Years to 85 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 25, 2024 · Synced Jul 21, 2026, 7:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prognostic Indicators as Provided by the EPIC ClearView

NCT01476995
View directory record Official record
Conditions
Coronary Artery Disease, Congestive Heart Failure, Valvular Heart Disease, Atrial Fibrillation, Hypertension, Pyelonephritis, Acute Renal Failure, Renal Failure, Viral Hepatitis, Alcoholic Hepatitis, Steatohepatitis, Cirrhosis, Asthma, COPD, Bronchitis, Emphysema, Pneumonia, Inflammatory Bowel Disease, Crohn's Disease, Ulcerative Colitis, Diverticulitis, Peptic Ulcer Disease, Irritable Bowel Syndrome, Cholecystitis, Pancreatitis, Malabsorption Disorders, Celiac Sprue, Diabetes
Interventions
Not listed
Lead sponsor
Epic Research & Diagnostics, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
353 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 21, 2011 · Synced Jul 21, 2026, 7:10 AM EDT
Recruiting Not applicable Interventional

PET/CT Imaging to Evaluate Cardiac Radiation Damage in Patients With Lung or Esophageal Cancer, EUCLID Trial

NCT05775939
View directory record Official record
Conditions
Lung Carcinoma, Esophageal Carcinoma
Interventions
Fludeoxyglucose F-18, Positron Emission Tomography, Computed Tomography, Questionnaire Administration
Other · Procedure
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Jul 21, 2026, 7:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pediatric Ventricle Function Assessment Study

NCT06739057
View directory record Official record
Conditions
RV - Right Ventricular Abnormality, LV Dysfunction, Pulmonary Hypertension, TOF
Interventions
Not listed
Lead sponsor
HBI Solutions Inc.
Industry
Eligibility
Up to 18 Years
Enrollment
3,993 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 19, 2024 · Synced Jul 21, 2026, 7:10 AM EDT