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ClinicalTrials.gov public records Last synced Oct 22, 2026, 10:45 AM EDT

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Showing 241–264 of 610 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Pulmonary function testing Clear all
Completed No phase listed Observational Results available

Airway Limitation Study: Study In Primary Care Centers Of Chronic Bronchitis In Long-Term Cigarette Smokers Of At Least 40 Years Of Age With Symptoms Of Cough And Shortness Of Breath

NCT00442468
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Non-interventional study.
Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
1,283 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
47
States / cities
Highlands Ranch, Colorado • Wheat Ridge, Colorado • Clearwater, Florida + 43 more
Source: ClinicalTrials.gov public record
Updated Jan 10, 2013 · Synced Oct 22, 2026, 10:45 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

: Vascular Function in Health and Disease

NCT02966665
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Pulmonary Artery Hypertension, Heart Failure, Hypertension
Interventions
Maximum Exercise Tests, BH4, L-NMMA, Vitamin C, Vitamin E, α-Lipoic Acid and L-Ascorbate, BQ-123, Fexofenadine, Ranitidine, Angiotensin-II, Valsartan, Acetylcholine, Sodium Nitroprusside, Angiotensin-II, Norepinephrine, Phentolamine, BQ-123, MitoQ, BH4
Other · Drug
Lead sponsor
D. Walter Wray
Other
Eligibility
18 Years and older
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2030
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional Results available

Pilot and Feasibility Study for the Treatment of Pre-diabetes in Patients With Cystic Fibrosis

NCT00763412
View directory record Official record
Conditions
Cystic Fibrosis Related Diabetes, Pancreatic Insufficiency
Interventions
placebo, repaglinide
Drug
Lead sponsor
Arbelaez, Ana Maria
Individual
Eligibility
12 Years to 24 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 5, 2017 · Synced Oct 22, 2026, 10:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pulmonary Inflammation and Microbiome Changes With Bariatric Surgery in Obese Asthma

NCT04247971
View directory record Official record
Conditions
Asthma, Obesity
Interventions
Blood draw, Sputum collection, Pulmonary function test
Procedure
Lead sponsor
Duke University
Other
Eligibility
21 Years to 60 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 16, 2023 · Synced Oct 22, 2026, 10:45 AM EDT
Completed No phase listed Observational

Study of Lung Function in Children Who Have Undergone Bone Marrow Transplantation

NCT00009711
View directory record Official record
Conditions
Long-term Effects Secondary to Cancer Therapy in Children, Pulmonary Complications
Interventions
management of therapy complications
Procedure
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
Up to 17 Years
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2005
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 1, 2013 · Synced Oct 22, 2026, 10:45 AM EDT
Active, not recruiting Phase 4 Interventional

Benralizumab Airway Remodeling Study in Severe Eosinophilic Asthmatics

NCT03953300
View directory record Official record
Conditions
Asthma
Interventions
Benralizumab, Placebo
Biological
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 70 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
19
States / cities
Birmingham, Alabama • Los Angeles, California • Jacksonville, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 22, 2026, 10:45 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of E-cigarettes (ECIGs) on Pulmonary Inflammation and Behavior in HIV Infected Smokers

NCT02848586
View directory record Official record
Conditions
Lung Inflammation, HIV Seropositivity
Interventions
ECIGS, mobile contingency management (mCM), Usual brand
Other · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 64 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 11, 2023 · Synced Oct 22, 2026, 10:45 AM EDT
Completed No phase listed Observational

Psychosocial Adjustment After Radiation Therapy in Patients With Cancer

NCT00905086
View directory record Official record
Conditions
Breast Cancer, Cognitive/Functional Effects, Colorectal Cancer, Lung Cancer, Prostate Cancer, Psychosocial Effects of Cancer and Its Treatment
Interventions
questionnaire administration, cognitive assessment, psychosocial assessment and care, quality-of-life assessment
Other · Procedure
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 30, 2015 · Synced Oct 22, 2026, 10:45 AM EDT
Completed No phase listed Observational

Health Outcomes of Parents With Cystic Fibrosis

NCT05829694
View directory record Official record
Conditions
Cystic Fibrosis, Parenthood Status
Interventions
Parental Status
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
956 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
8
States / cities
Denver, Colorado • Baltimore, Maryland • Boston, Massachusetts + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional Results available

COPD Assessment and Management Bundle Versus Usual Care

NCT01833026
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Spirometry test, Levalbuterol
Device · Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
40 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 24, 2019 · Synced Oct 22, 2026, 10:45 AM EDT
Active, not recruiting No phase listed Observational

Cardiovascular Reserve Evaluation in Survivors of Transplant, CREST Study

NCT04537871
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia, Acute Myeloid Leukemia, Hematopoietic and Lymphoid Cell Neoplasm, Hodgkin Lymphoma, Myelodysplastic Syndrome, Non-Hodgkin Lymphoma, Plasma Cell Myeloma
Interventions
Bioelectric Impedance Analysis, Biospecimen Collection, Cardiopulmonary Exercise Testing, Echocardiography, Physical Performance Testing, Pulmonary Function Test, Questionnaire Administration, Ultrasound
Procedure · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 22, 2026, 10:45 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Ongoing Lung Decline With Age Intensified Response

NCT07676435
View directory record Official record
Conditions
Age-Related Lung Function Decline
Interventions
Fisetin, Placebo
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
60 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 22, 2026, 10:45 AM EDT
Completed Phase 1Phase 2 Interventional

Project 2 Airway Potential Hydrogen (pH) in Asthma

NCT03617718
View directory record Official record
Conditions
Cystic Fibrosis, Asthma, Severe Persistent Asthma, Healthy
Interventions
Glycine Buffer
Drug
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years to 50 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
2
States / cities
Indianapolis, Indiana • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 15, 2025 · Synced Oct 22, 2026, 10:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation Inhaled Corticosteroids on Exhaled Nitric Oxide Gas Exchange

NCT00568347
View directory record Official record
Conditions
COPD
Interventions
fluticasone 100mcg/ salmeterol 50mcg, fluticasone 250/salmeterol 50, Salmeterol, salmeterol and fluticasone propionate
Drug
Lead sponsor
Arthur F Gelb MD
Individual
Eligibility
20 Years to 85 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
1
States / cities
Lakewood, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2015 · Synced Oct 22, 2026, 10:45 AM EDT
Active, not recruiting Phase 2 Interventional

Effect of Pulmonary Rehabilitation on Surgical Outcomes in the Cancer Setting

NCT00618553
View directory record Official record
Conditions
Lung Cancer
Interventions
Questionnaire, Pulmonary Rehabilitation
Other · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Analysis of Post-exertional Malaise Using a Two-day CPET in People With ME/CFS

NCT04026425
View directory record Official record
Conditions
Myalgic Encephalomyelitis, Chronic Fatigue Syndrome
Interventions
Two-day cardiopulmonary exercise test
Other
Lead sponsor
Ithaca College
Other
Eligibility
18 Years to 70 Years
Enrollment
173 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
3
States / cities
Torrance, California • Ithaca, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 7, 2023 · Synced Oct 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional

4DX for the Diagnosis of Constrictive Bronchiolitis

NCT04489758
View directory record Official record
Conditions
Constrictive Bronchiolitis
Interventions
X-ray velocimetry analyzed by 4Dx XV Ventilation Analysis
Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 30, 2022 · Synced Oct 22, 2026, 10:45 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

MagniXene MRI Use in Patients With Asthma and COPD to Assess Regional Lung Function by Delineating Ventilation Defects

NCT01833390
View directory record Official record
Conditions
Asthma, COPD, Healthy
Interventions
HXe MRI lung ventilation
Drug
Lead sponsor
Xemed LLC
Industry
Eligibility
21 Years to 75 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 11, 2015 · Synced Oct 22, 2026, 10:45 AM EDT
Recruiting No phase listed Observational

Multidimensional Phenotype Classification in Grade 3 Bronchopulmonary Dysplasia

NCT06475976
View directory record Official record
Conditions
Bronchopulmonary Dysplasia
Interventions
Chest computed tomography (CT) with angiography, Bronchoscopy with bronchoalveolar lavage, Echocardiography, 24 hour esophageal pH ("potential of hydrogen") - multichannel intraluminal impedance (MII) monitoring (reflux testing)
Diagnostic Test
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
1 Month to 1 Year
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Oct 22, 2026, 10:45 AM EDT
Withdrawn Not applicable Interventional

Feasibility of a Self-guided Exercise Program Among Hospitalized COVID-19 Patients

NCT04821531
View directory record Official record
Conditions
Corona Virus Infection
Interventions
PT Pal, Exercise Manual
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 89 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 1, 2022 · Synced Oct 22, 2026, 10:45 AM EDT
Withdrawn No phase listed Observational

Patient Function/Fitness and Psychosocial Health in Improving Health-Related Quality of Life in Patients With Stage I-IV Non-Small Cell Lung Cancer

NCT02835066
View directory record Official record
Conditions
Smoking, Lung Neoplasms
Interventions
Integrated Fitness Assessment, Psychosocial Assessment and Care, Quality-of-Life Assessment
Other · Procedure
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 27, 2018 · Synced Oct 22, 2026, 10:45 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Non-Invasive Bioelectronic Analytics

NCT04100486
View directory record Official record
Conditions
Autonomic Dysfunction, Autonomic Imbalance, Autonomic Nervous System Diseases, Vagus Nerve Autonomic Disorder
Interventions
Standing-Squatting-Standing Test, Deep Breathing Test, Cold Pressor Test, Cold Face Test, Valsalva Maneuver, Transcutaneous Auricular Vagus Nerve Stimulation (taVNS)
Other · Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 60 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 22, 2026, 10:45 AM EDT
Active, not recruiting Not applicable Interventional

Exercise to Boost Response to Checkpoint Blockade Immunotherapy

NCT06008977
View directory record Official record
Conditions
Cutaneous Melanoma, Cutaneous Squamous Cell Carcinoma, Merkel Cell Carcinoma
Interventions
Exercise Test
Other
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 25, 2026 · Synced Oct 22, 2026, 10:45 AM EDT
Recruiting No phase listed Observational

Respiratory, Limb Muscle Properties, and Physical Performance in Adult Lung Transplant Recipients

NCT07747337
View directory record Official record
Conditions
Lung Transplantation, End Stage Lung Disease
Interventions
Respiratory and Limb Muscle Assessment
Diagnostic Test
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 22, 2026, 10:45 AM EDT