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ClinicalTrials.gov public records Last synced Oct 24, 2026, 2:58 PM EDT

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Showing 1–24 of 241 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Respiratory measures Clear all
Completed No phase listed Observational

Evaluating the Use of a Device Called Impulse Oscillometry in Participants With Vocal Cord Disorders or Asthma

NCT05246930
View directory record Official record
Conditions
Breathing, Mouth, Lung Function Decreased, Vocal Cord Dysfunction, Laryngeal Obstruction, Asthma
Interventions
Impulse Oscillometer
Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
43 participants
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Oct 24, 2026, 2:58 PM EDT
Recruiting No phase listed Observational

Cardiopulmonary Exercise Testing and Oscillometry for the Evaluation of Dyspnea

NCT06554353
View directory record Official record
Conditions
Breathing, Mouth, Lung Function Decreased, Dyspnea, Shortness of Breath
Interventions
Oscillometer
Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
50 participants
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 24, 2026, 2:58 PM EDT
Completed Early Phase 1 Interventional

A Feasibility Trial of OCM Supplements for the Treatment of NAFLD

NCT05720702
View directory record Official record
Conditions
NAFLD
Interventions
homocysteine (Hcy) lowering supplements
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 27, 2024 · Synced Oct 24, 2026, 2:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Indoor Air Quality for Black Adults With Uncontrolled Asthma

NCT05685381
View directory record Official record
Conditions
Asthma
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Beacon, New York • Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Jan 28, 2025 · Synced Oct 24, 2026, 2:58 PM EDT
Completed No phase listed Observational

Determine the Association Between the Level of SCI With Chronic Respiratory Symptoms, Measures of Pulmonary Function, and Respiratory Illness.

NCT00011336
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Not listed
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
Not listed
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2002
U.S. locations
1
States / cities
West Roxbury, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 21, 2009 · Synced Oct 24, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MusculRA: The Effects of Rheumatoid Arthritis on Skeletal Muscle Biomechanics

NCT04226131
View directory record Official record
Conditions
Rheumatoid Arthritis, Healthy Controls
Interventions
Blood Draw, Disease Activity (DAS-28) Assessment, Skeletal Muscle Mitochondrial Respiratory Capacity, Muscle Biopsy, Body Composition, Cardiopulmonary Exercise Test (CPET), Strength Testing, Questionnaires, Skeletal Muscle Biomechanical Property Assessment
Other
Lead sponsor
Duke University
Other
Eligibility
25 Years to 75 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 13, 2023 · Synced Oct 24, 2026, 2:58 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Medications for Opioid Use Disorder Photosensitive Retinal Ganglion Cell Function, Sleep, and Circadian Rhythms: Implications for Treatment

NCT06104280
View directory record Official record
Conditions
Opioid Use Disorder, Sleep Disturbance
Interventions
Post-Illumination Pupillary Response (PIPR), Polysomnography, Multiple Sleep Latency Test, Ecological Momentary Assessments, Actigraphy, DLMO, Melatonin Suppression Test
Other · Behavioral · Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 24, 2026, 2:58 PM EDT
Terminated No phase listed Observational

Use Of Capnography As Surrogate Measure Of PC02 In Medical Intensive Care Unit (ICU) Patients

NCT00744614
View directory record Official record
Conditions
Asthma, Chronic Obstructive Pulmonary Disease, Interstitial Lung Disease
Interventions
Capnography
Procedure
Lead sponsor
Lahey Clinic
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Burlington, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 21, 2010 · Synced Oct 24, 2026, 2:58 PM EDT
Completed Not applicable Interventional Results available

Utility of Continuous Pulse Oximetry for Pediatric Patients With Stable Respiratory Illness

NCT04407806
View directory record Official record
Conditions
Respiratory Disease, Asthma in Children, Pneumonia in Children, Bronchiolitis Acute
Interventions
Continous Pulse oximeter, Intermittent Pulse oximeter
Device
Lead sponsor
Corewell Health East
Other
Eligibility
3 Months to 14 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 10, 2022 · Synced Oct 24, 2026, 2:58 PM EDT
Recruiting No phase listed Observational

Detection of Unsuspected Small Airways Obstruction in Cystic Fibrosis

NCT03839992
View directory record Official record
Conditions
Cystic Fibrosis in Children
Interventions
spirometry
Diagnostic Test
Lead sponsor
Gelb, Arthur F., M.D.
Individual
Eligibility
5 Years to 40 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
2
States / cities
Lakewood, California • Long Beach, California
Source: ClinicalTrials.gov public record
Updated Oct 26, 2023 · Synced Oct 24, 2026, 2:58 PM EDT
Completed Not applicable Interventional

Adaptive Support Ventilation in Acute Respiratory Distress Syndrome

NCT03715751
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome
Interventions
ASV, Lung Protective Ventilation
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Oct 24, 2026, 2:58 PM EDT
Recruiting No phase listed Observational

Body Composition Related Evaluation of Airway Tone and Hyper-rEactivity Using Oscillometry

NCT07356310
View directory record Official record
Conditions
Breathing, Lung Function Decreased, Asthma (Diagnosis), Obesity
Interventions
Oscillometer
Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 24, 2026, 2:58 PM EDT
Completed No phase listed Observational

Delineating Swallowing Impairment and Decline in ALS

NCT02962050
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Videofluoroscopic Swallowing Study (VFSS), Voluntary Peak Cough Flow Testing, Iowa Oral Performance Instrument, Capsaicin Challenge, Pulmonary Function Testing, Eating Assessment Tool 10, The Center for Neurologic Study Bulbar Function Scale
Procedure · Device · Drug + 1 more
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 90 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
2
States / cities
Gainesville, Florida • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Feb 23, 2023 · Synced Oct 24, 2026, 2:58 PM EDT
Completed No phase listed Observational

The Use of Maternal Serum Unconjugated Estriol for Monitoring the Prevention of Neonatal Respiratory Distress Syndrome

NCT02112513
View directory record Official record
Conditions
Neonatal Respiratory Distress Syndrome
Interventions
Not listed
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older · Female only
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 28, 2019 · Synced Oct 24, 2026, 2:58 PM EDT
Completed Not applicable Interventional

Marfan Syndrome Moderate Exercise Pilot

NCT04641325
View directory record Official record
Conditions
Marfan Syndrome
Interventions
Exercise Intervention Group
Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
12 Years to 21 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 14, 2023 · Synced Oct 24, 2026, 2:58 PM EDT
Terminated Phase 2 Interventional Results available

Efficacy and Safety Study of Ryanodex as Adjuvant Treatment in Subjects With Psychostimulant Drug-Induced Toxicity (PDIT)

NCT03189433
View directory record Official record
Conditions
Drug Toxicity Psychotropic Agents Psychostimulants
Interventions
Ryanodex (dantrolene sodium) for injectable suspension
Drug
Lead sponsor
Eagle Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 30, 2021 · Synced Oct 24, 2026, 2:58 PM 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 24, 2026, 2:58 PM EDT
Recruiting No phase listed Observational

Quantitative Ultrasound to Assess Steatotic Liver Disease in Children

NCT06706856
View directory record Official record
Conditions
MASLD, MASLD - Metabolic Dysfunction-Associated Steatotic Liver Disease
Interventions
MR exam, US exam, Blood draw, Physical measurements, Questionnaires
Diagnostic Test · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
9 Years to 18 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Oct 24, 2026, 2:58 PM EDT
Not listed Phase 2 Interventional

Brain Oxygenation-II

NCT05171881
View directory record Official record
Conditions
Cerebral Hypoxia
Interventions
Intervention for cerebral hypoxia
Other
Lead sponsor
Valerie Chock, M.D., M.S. Epi
Other
Eligibility
Up to 6 Hours
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
5
States / cities
Loma Linda, California • Palo Alto, California • St Louis, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Oct 24, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Extended CPAP on Bronchopulmonary Dysplasia

NCT05547139
View directory record Official record
Conditions
Bronchopulmonary Dysplasia, Prematurity
Interventions
Protocolized weaning of respiratory support
Other
Lead sponsor
Christiana Care Health Services
Other
Eligibility
22 Weeks to 30 Weeks
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Aug 29, 2024 · Synced Oct 24, 2026, 2:58 PM EDT
Terminated Not applicable Interventional Results available

Pediatric Helmet CPAP Pilot Study

NCT04764929
View directory record Official record
Conditions
Bronchiolitis, Viral, Pneumonia, Viral, Pneumonia, Bacterial
Interventions
Helmet CPAP
Device
Lead sponsor
Columbia University
Other
Eligibility
1 Month to 5 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 29, 2024 · Synced Oct 24, 2026, 2:58 PM EDT
Completed No phase listed Observational

WIReD: Wireless Interstage Remote Device Study

NCT05975658
View directory record Official record
Conditions
Congenital Heart Disease in Children, Vital Signs, Pediatrics, Remote Monitoring
Interventions
Gabi SmartCare Pediarity System [Gabi Band, Gabi Monitor App, Gabi Analytics]
Device
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
Up to 2 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Oct 24, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pulse Oximeter and Respiratory Rate Test

NCT03797300
View directory record Official record
Conditions
Hypoxia, Hypercapnia, Hypocapnia
Interventions
Spry Loop Band
Device
Lead sponsor
Spry Health
Industry
Eligibility
18 Years to 60 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 9, 2019 · Synced Oct 24, 2026, 2:58 PM EDT
Recruiting Phase 2 Interventional

Pilot Study of Performance Status 2 vs. Performance Status 0-1 Non-small Cell Lung Cancer Patients Treated With Chemo/Immunotherapy

NCT04253964
View directory record Official record
Conditions
Nonsmall Cell Lung Cancer, Performance Status
Interventions
Pembrolizumab, Atezolizumab, Cemiplimab-Rwlc, Carboplatin, Paclitaxel, Nab paclitaxel, Pemetrexed, Cisplatin, Quality of Life Questionnaire, lung cancer-specific (QLQ-LC13), QLQ-C30 Global Health/Quality of Life Questionnaire, COPD Assessment Test and modified Medical Research Council Dyspnea Patient Reported Outcomes, PROMIS and FACT-G Questionnaires, Sleep Disorder Assessments (ISI, Berlin Sleep Questionnaire)
Drug · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
2
States / cities
Charlotte, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 24, 2026, 2:58 PM EDT