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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 2, 2026, 2:19 PM EDT

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

Showing 1–24 of 209 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Spirometry test Clear all
Terminated Phase 4 Interventional Results available

Mobile Devices to Detect Early Pneumonitis in Stage III NSCLC Patients on Durvalumab.

NCT04381494
View directory record Official record
Conditions
Unresectable Stage III NSCLC
Interventions
Multiparametric Mobile Technology
Device
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
18
States / cities
Long Beach, California • Santa Ana, California • Englewood, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2023 · Synced Sep 2, 2026, 2:19 PM EDT
Recruiting No phase listed Observational

Comparing Use of Incentive Spirometry With and Without Reminder

NCT06101030
View directory record Official record
Conditions
Post Operative
Interventions
Signal On
Device
Lead sponsor
Tidal Medical Technologies
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
3
States / cities
Silver Spring, Maryland • Rochester, Minnesota • New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 9, 2025 · Synced Sep 2, 2026, 2:19 PM 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 9, 2014 · Synced Sep 2, 2026, 2:19 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Regional Phenotyping of CF and Non-CF Bronchiectasis

NCT04793867
View directory record Official record
Conditions
Cystic Fibrosis, Non-CF Bronchiectasis
Interventions
Xenon
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
5 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 19, 2025 · Synced Sep 2, 2026, 2:19 PM EDT
Active, not recruiting Phase 3 Interventional

Extracorporeal Photopheresis for Medicare Recipients of Lung Allografts

NCT02181257
View directory record Official record
Conditions
Bronchiolitis Obliterans Syndrome (BOS)
Interventions
Extracorporeal Photopheresis (ECP), No intervention in the SOC / Retrospective Chart review.
Combination Product · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
22
States / cities
Birmingham, Alabama • Phoenix, Arizona • La Jolla, California + 18 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Sep 2, 2026, 2:19 PM EDT
Completed No phase listed Observational

COVID-19 Respiratory Outcomes Registry

NCT05074875
View directory record Official record
Conditions
Covid19
Interventions
Questionnaires and Patient Reported Outcomes (PROs), Nasal Swab COVID-19 reverse transcription polymerase chain reaction test (RT-PCR), Blood Samples for Biomarkers, High Resolution Computed Tomography, Physical Exam and Vital Signs, Medical Research Council Sum Score, Hand Grip Strength, Spirometry, Diffusing Capacity of Carbon Monoxide, 6 Minute Walk Test, Sit to Stand (STS) Measurement
Other · Diagnostic Test · Genetic
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
37 participants
Timeline
2021 – 2023
U.S. locations
4
States / cities
St Louis, Missouri • New York, New York • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced Sep 2, 2026, 2:19 PM EDT
Withdrawn Not applicable Interventional

Inpatient ICOUGH RECOVERY App Version 2.0

NCT03599037
View directory record Official record
Conditions
Post Operative Complications, Pneumonia
Interventions
ICOUGH Recovery App v2.0
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 22, 2021 · Synced Sep 2, 2026, 2:19 PM EDT
Completed Phase 3 Interventional Results available

A Randomized, Double-Blind, 4-way Crossover Study to Evaluate the Efficacy of of 24 Hour Spirometry Profiles of Inhaled BI 1744 CL and Inhaled Tiotropium Bromide in Patients With Chronic Obstructive Pulmonary Disease

NCT01040728
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Olodaterol (BI1744) Low, Olodaterol (BI1744) High, Tiotropium 18 mcg, Placebo (for Olodaterol (BI1744)l), Placebo (for Tiotropium)
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
3
States / cities
Jasper, Alabama • Clearwater, Florida • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 29, 2014 · Synced Sep 2, 2026, 2:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prevalence of Chronic Airway Obstruction in Subjects With a History of Cigarette Smoking in a Primary Care Setting

NCT01013948
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Non-Interventional
Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
30 Years to 87 Years
Enrollment
1,574 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
40
States / cities
Adamsville, Alabama • Foothill Ranch, California • Huntington Beach, California + 37 more
Source: ClinicalTrials.gov public record
Updated Oct 17, 2012 · Synced Sep 2, 2026, 2:19 PM EDT
Completed Not applicable Interventional

Pilot Study of Physiological Effect of High-Flow Nasal Cannula on Respiratory Pattern and Work of Breathing

NCT02514798
View directory record Official record
Conditions
COPD
Interventions
Esophageal and gastric balloons, Respiratory Inductance Plethysmography (RIP) system, Sentec transcutaneous monitoring system, High-flow humidified nasal oxygen delivery system, CPAP (Positive Control)
Other · Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 9, 2022 · Synced Sep 2, 2026, 2:19 PM 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 3, 2026 · Synced Sep 2, 2026, 2:19 PM EDT
Completed Phase 3 Interventional Results available

Characterisation of 24-hour FEV1-time Profiles of Inhaled BI 1744 CL and Inhaled Foradil in Patients With Chronic Obstructive Pulmonary Disease

NCT00932646
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
BI 1744 (Olodaterol) Low Dose, BI 1744 (Olodaterol) Medium Dose, Placebo, Foradil
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
13
States / cities
Jasper, Alabama • Clearwater, Florida • DeLand, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2016 · Synced Sep 2, 2026, 2:19 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Imaging Regional Lung Defect Severity

NCT01640288
View directory record Official record
Conditions
COPD
Interventions
Perfluorinated Gas/Oxygen Mixture, High Resolution CT of the Chest
Drug · Other
Lead sponsor
Hal C Charles
Other
Eligibility
18 Years and older
Enrollment
171 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 16, 2020 · Synced Sep 2, 2026, 2:19 PM 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 16, 2023 · Synced Sep 2, 2026, 2:19 PM EDT
Active, not recruiting No phase listed Observational

Michigan Early Disease Progression Cohort

NCT04968249
View directory record Official record
Conditions
COPD
Interventions
Observational
Other
Lead sponsor
University of Michigan
Other
Eligibility
30 Years to 55 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 2, 2026, 2:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Practical Model to Transform Childhood Asthma Care - Spirometry Training in the Primary Care Setting

NCT01161433
View directory record Official record
Conditions
Asthma
Interventions
Virtually delivered spirometry quality improvement program
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 90 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 12, 2010 · Synced Sep 2, 2026, 2:19 PM EDT
Recruiting Not applicable Interventional

Evaluation of Gender-Affirming Treatments on Pulmonary Function in Transgender and Gender Diverse Patients

NCT05587751
View directory record Official record
Conditions
Hormonal Gender-Affirming Therapy
Interventions
Spirometry, Plethysmography
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
14 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Sep 2, 2026, 2:19 PM EDT
Completed Not applicable Interventional Results available

REMINDers for Incentive Spirometry in PACU (REMIND-IS in PACU)

NCT06304493
View directory record Official record
Conditions
Postoperative Atelectasis, Postoperative Hypoxemia, Postoperative Pneumonia, Postoperative Pulmonary Complications, Patient Adherence, Incentive Spirometry, Respiratory Therapy, Respiratory Insufficiency
Interventions
Alarms
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 100 Years
Enrollment
231 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Sep 2, 2026, 2:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cough Reflex Sensitivity and Bronchial Hyper-responsiveness

NCT01777867
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Chronic Cough, Broncho-hyperreactivity
Interventions
Cough Reflex Sensitivity, Methacholine Challenge
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 16, 2017 · Synced Sep 2, 2026, 2:19 PM 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 23, 2024 · Synced Sep 2, 2026, 2:19 PM EDT
Completed Not applicable Interventional Results available

Enhanced Community-Based Asthma Monitoring Through Novel Technology

NCT05824936
View directory record Official record
Conditions
Asthma in Children
Interventions
Pilot study arm for technology-enhanced asthma intervention
Behavioral
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
12 Years to 18 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated May 19, 2025 · Synced Sep 2, 2026, 2:19 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Usage of Spirometry in Managing IgG Therapy in CVID With Airway Disease

NCT05193552
View directory record Official record
Conditions
Common Variable Immunodeficiency
Interventions
Hizentra
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 2, 2026, 2:19 PM EDT
Completed Not applicable Interventional

Study Comparing At-Home Mobile Spirometry to In-Clinic in Moderate Asthma Participants Taking Long-Acting Beta Agonist

NCT05757908
View directory record Official record
Conditions
Moderate Asthma
Interventions
Long-Acting Beta Agonist
Drug
Lead sponsor
Koneksa Health
Industry
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
9
States / cities
Birmingham, Alabama • Columbus, Georgia • North Dartmouth, Massachusetts + 6 more
Source: ClinicalTrials.gov public record
Updated May 2, 2024 · Synced Sep 2, 2026, 2:19 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Responses to Live Attenuated Influenza Virus (LAIV) in Chronic Obstructive Pulmonary Disease (COPD)

NCT04901455
View directory record Official record
Conditions
COPD
Interventions
LAIV
Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
40 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Sep 2, 2026, 2:19 PM EDT