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ClinicalTrials.gov public records Last synced Oct 23, 2026, 6:20 AM EDT

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Showing 49–72 of 210 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: spirometry test Clear all
Terminated Not applicable Interventional

The Effectiveness of the Jamboxx Respiratory Therapy Device: Study 3

NCT03547349
View directory record Official record
Conditions
Atelectases, Postoperative Pulmonary
Interventions
Digital Incentive Spirometer, Jamboxx Respiratory Therapy Device
Device
Lead sponsor
My Music Machines Inc.
Industry
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Aug 24, 2022 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Not applicable Interventional Results available

Effects of Reducing Indoor Air Pollution on the Adult Asthmatic Response

NCT02153359
View directory record Official record
Conditions
Asthma
Interventions
High Efficiency Particulate Air Cleaner, Sham air cleaner
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 12, 2019 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Not applicable Interventional Results available

HHHFA in COPD Patients, With Chronic Bronchitis

NCT03959982
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
HHHFA Device, Spirometry, 6-minute walk, CT scan, Medical Research Council dyspnea scale (MRC), St. George's Respiratory Questionnaire (SGRQ), COPD Assessment Test (CAT), Pittsburgh Sleep Quality Index (PSQI), CASA-Q, Spirehealth Tag Device
Device · Diagnostic Test · Other
Lead sponsor
Spyridon Fortis
Other
Eligibility
18 Years to 100 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 23, 2026, 6:20 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Dynamic Respiratory Muscle Function in Late-Onset Pompe Disease

NCT02354664
View directory record Official record
Conditions
Pompe Disease
Interventions
Thoracic MRI, Spirometry, Inspiratory Load Compensation, Maximal Inspiratory Pressure, Resting Breathing Pattern, Respiratory Muscle Endurance Test
Other
Lead sponsor
University of Florida
Other
Eligibility
20 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 24, 2024 · Synced Oct 23, 2026, 6:20 AM EDT
Completed No phase listed Observational

Vascular Aging in Flight Attendants With Occupational Secondhand Smoke Exposure

NCT02795624
View directory record Official record
Conditions
Vascular Aging, Secondhand Smoking
Interventions
Spirometry, Pulse Wave Analysis, Peripheral arterial tonometry
Procedure
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
40 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 23, 2021 · Synced Oct 23, 2026, 6:20 AM EDT
Active, not recruiting No phase listed Observational

The Longitudinal Impact of Respiratory Viruses on Bronchiolitis Obliterans Syndrome After Allogeneic Hematopoietic Cell Transplantation (The RV-BOS Study)

NCT05250037
View directory record Official record
Conditions
Bronchiolitis Obliterans Syndrome, Hematopoietic and Lymphoid Cell Neoplasm
Interventions
Home spirometry, Biospecimen Collection, Questionnaire Administration
Procedure · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
8 Years and older
Enrollment
261 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
4
States / cities
Palo Alto, California • Ann Arbor, Michigan • Houston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Phase 1 Interventional Results available

Tofacitinib Hypothesis-generating, Pilot Study for Corticosteroid-Dependent Sarcoidosis

NCT03793439
View directory record Official record
Conditions
Sarcoidosis, Pulmonary, Sarcoidosis Lung, Sarcoidosis
Interventions
Tofacitinib 5mg Oral Tablet [Xeljanz] 16 week trial, Spirometry, RNA Sequencing, Laboratory testing, Corticosteroid, Tofacitinib 5mg [Xeljanz] 1 year open-label extension
Drug · Diagnostic Test · Genetic
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 89 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 18, 2022 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Not applicable Interventional Results available

E-Visit for COPD and Smoking Cessation

NCT04155073
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Cigarette Smoking, Telemedicine
Interventions
smoking cessation, early COPD detection, electronic visit, Treatment As Usual
Behavioral · Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
40 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 21, 2024 · Synced Oct 23, 2026, 6:20 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Longitudinal, Observational Study of Primary Ciliary Dyskinesia in Adults

NCT05685186
View directory record Official record
Conditions
Primary Ciliary Dyskinesia
Interventions
Spirometry, Multiple Breath Washout (MBW), Mucociliary Clearance (MCC), CT of the chest, MRI of the chest
Diagnostic Test
Lead sponsor
ReCode Therapeutics
Industry
Eligibility
18 Years to 60 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Phase 2 Interventional

Study Assessing Utility of a Clinical Questionnaire to Identify Subjects With Features of Both Asthma and Chronic Obstructive Pulmonary Disease (COPD)

NCT02302417
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Spirometry, ACOS clinical questionnaire
Procedure · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
1,215 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
12
States / cities
Newport Beach, California • Upland, California • Sunset, Louisiana + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Not applicable Interventional

Electronic Health Record (EHR) Decision Support to Improve Outpatient Asthma Care

NCT00918944
View directory record Official record
Conditions
Asthma
Interventions
Control, Intervention
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Not listed
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 23, 2011 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Not applicable Interventional Results available

Acute Effect of Mometasone on Beta-adrenergic Airway and Airway Vascular Relaxation in Severe Asthma

NCT01210170
View directory record Official record
Conditions
Asthma
Interventions
placebo, mometasone 400 mcg, mometasone 200 mcg
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 21, 2017 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Get Quit - Stay Quit Study

NCT01980485
View directory record Official record
Conditions
Nicotine Dependent Cigarette Smoker
Interventions
Lung Age feedback and exhaled carbon monoxide, No Lung Age Feedback
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years and older
Enrollment
225 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
4
States / cities
Harrisburg, Pennsylvania • Hershey, Pennsylvania • Palmyra, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 26, 2019 · Synced Oct 23, 2026, 6:20 AM EDT
Not yet recruiting Not applicable Interventional

Asthma Lung Sounds With Wearable Stethoscope

NCT07792330
View directory record Official record
Conditions
Asthma, Pediatric Asthma, Airway Obstruction Upper
Interventions
Prototype Wearable Stethoscope
Device
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
4 Years to 17 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 23, 2026, 6:20 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 2, 2021 · Synced Oct 23, 2026, 6:20 AM EDT
Completed No phase listed Observational Results available

Evaluation of Lung Function and Symptoms in Patients Diagnosed With Chronic Obstructive Pulmonary Disease (COPD) on Long-Acting Bronchodilator Monotherapy

NCT00791518
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
No intervention
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
1,084 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
57
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 51 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2014 · Synced Oct 23, 2026, 6:20 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

COPD Metabolome, Smoking Oxidants and Aberrant Ciliated Cell Function

NCT01974154
View directory record Official record
Conditions
COPD, Smoking
Interventions
Cohort I, Cohort II
Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2020 · Synced Oct 23, 2026, 6:20 AM EDT
Completed No phase listed Observational

Longitudinal Evaluation of HIV-associated Lung Disease Phenotypes

NCT02238327
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, HIV, Emphysema
Interventions
blood draw, questionnaires, Lung function testing, Six-Minute walk test, Quantitative CT scans, Nasal secretion and cell collection, Echocardiogram
Procedure · Radiation
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Phase 2Phase 3 Interventional

Bronchial Thermoplasty for Severe Asthmatics Guided by HXe MRI

NCT01832363
View directory record Official record
Conditions
Asthma
Interventions
HXe MRI guided treatment sequence for BT, Standard treatment sequence for BT (control)
Drug · Other
Lead sponsor
Xemed LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Oct 23, 2026, 6:20 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Examining Bronchial Hyperresponsiveness in Primary Ciliary Dyskinesia

NCT07288827
View directory record Official record
Conditions
Primary Ciliary Dyskinesia, Healthy
Interventions
Lung Function Testing, Phlebotomy, Allergy skin prick testing, Methacholine Challenge
Procedure
Lead sponsor
Indiana University
Other
Eligibility
6 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Phase 2 Interventional

Preventing Pneumonia and Other Respiratory Problems in Persons With Spinal Cord Injury

NCT00448045
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Manual and mechanical assisted cough, Incentive spirometry
Behavioral
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
West Orange, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 15, 2013 · Synced Oct 23, 2026, 6:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Metabolic Response of Unweighted Treadmill Walking

NCT07870434
View directory record Official record
Conditions
Metabolic Testing
Interventions
AlterG Treadmill, Metabolic Assessment
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 30 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
East Meadow, New York • Garden City, New York
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 23, 2026, 6:20 AM EDT
Terminated Not applicable Interventional Results available

Preoperative and Postoperative Incentive Spirometry in Patients Undergoing Major Abdominal Surgery

NCT04887922
View directory record Official record
Conditions
Abdominal Surgery
Interventions
MIR Spirobank G, ZEPHYRx®, Conventional spirometer
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 17, 2023 · Synced Oct 23, 2026, 6:20 AM EDT
Active, not recruiting No phase listed Observational

Strength and Muscle Related Outcomes for Nutrition and Lung Function in CF

NCT05639556
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
BMI and lean mass index from DXA, Anthropometric Measurements, Hand-grip strength, Six-minute walk Test, Sit-to-Stand Test, Short physical performance battery (SPPB), BIA Sub-study, Accelerometry to assess physical activity, Gastrointestinal (GI) and nutrition questionnaires:, Psychosocial questionnaire: PHQ-8, Psychosocial questionnaire: GAD-7, Psychosocial questionnaire: The Treatment Self-Regulation Questionnaire (TSRQ), Psychosocial questionnaire: CF Fatalism Scale, Psychosocial questionnaire: Body Esteem Scale for Adolescents and Adults (BESAA), 12-month Questionnaire, Oral glucose tolerance testing (OGTT), Continuous glucose monitoring (CGM), Chest CT scans (When available within the past 6 months in medical records), Hologic Dual X-Ray Absorptiometry (DXA), Ultrasound Sub-study of assessment of appendage muscles using ultrasound, Psychosocial questionnaire: Hunger Vital Sign questionnaire, Respiratory symptom questionnaire: CRISS, Spirometry, Psychosocial questionnaire: Additional Health Questionnaire, CF Management Questionnaire, Food Frequency Questionnaire
Diagnostic Test · Other · Device
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
23
States / cities
Tucson, Arizona • Little Rock, Arkansas • Atlanta, Georgia + 19 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Oct 23, 2026, 6:20 AM EDT