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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Active, not recruiting No phase listed Observational

Long Term Follow up of Children Enrolled in the REDvent Study

NCT03709199
View directory record Official record
Conditions
Respiratory Distress Syndrome, Adult, Ventilator-Induced Lung Injury, Neurocognitive Dysfunction, Quality of Life, Respiration Disorders
Interventions
Ventilation Inhomogeneity, Diaphragm Ultrasound, Respiratory Inductance Plethysmography, Spirometry, Functional Residual Capacity, MIP/MEP, 6 minute walk test, Neurocognitive Testing, Emotional Health Assessment, Health Related Quality of Life, Functional Status, Respiratory Status Questionnaire
Diagnostic Test
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
1 Month to 18 Years
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2025 · Synced Sep 9, 2026, 6:53 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

E-Cigarette and Cigarette Nicotine Delivery and Abuse Liability in Cigarette Smokers and Dual Users

NCT03943706
View directory record Official record
Conditions
Tobacco Use
Interventions
Not listed
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 50 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 18, 2020 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Probiotics (L. Gasseri, B. Bifidum, B. Longum) on Immune and Intestinal Health in Healthy Older Adults

NCT01662206
View directory record Official record
Conditions
Healthy
Interventions
Probiotic, Placebo
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 80 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 16, 2013 · Synced Sep 9, 2026, 6:53 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Measurement of FeNO in Young Children With the NIOX VERO

NCT02661984
View directory record Official record
Conditions
Asthma
Interventions
Not listed
Lead sponsor
Aerocrine AB
Industry
Eligibility
4 Years to 6 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
3
States / cities
Gilbert, Arizona • Blue Bell, Pennsylvania • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 14, 2017 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Biomarkers of Irritant-Induced and Allergic Asthma

NCT02740543
View directory record Official record
Conditions
Asthma
Interventions
Fluticasone propionate HFA 220
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
18 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 Sep 12, 2021 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Not applicable Interventional

Combined Deep Inspiration Breath Hold (DIBH)-Expiration Planning Technique in Patients With Lung Tumors in Close Proximity to the Chest Wall

NCT04507828
View directory record Official record
Conditions
Lung Cancer, Metastatic Cancer
Interventions
Treatment Planning using the DIBH Technique
Radiation
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 31, 2025 · Synced Sep 9, 2026, 6:53 PM EDT
Completed No phase listed Observational

Respiratory Muscle Function in Untreated X-Linked Myotubular Myopathy (XLMTM)

NCT02453152
View directory record Official record
Conditions
X-linked Myotubular Myopathy
Interventions
History and physical, Tidal breathing, Maximal respiratory pressures, Peak cough flow, Pediatric Evaluation of Disability Inventory, PedsQL Multidimensional Fatigue Scale, Review of ventilation requirements
Other
Lead sponsor
University of Florida
Other
Eligibility
Up to 14 Years · Male only
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 14, 2021 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Not applicable Interventional Results available

Sustained Aeration of Infant Lungs Trial

NCT02139800
View directory record Official record
Conditions
Preterm Birth, Extreme Prematurity
Interventions
Sustained Inflation, Standard of Care
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
23 Weeks to 26 Weeks
Enrollment
460 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
9
States / cities
Loma Linda, California • Sacramento, California • San Diego, California + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2023 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Not applicable Interventional

Home Air in Agriculture: Pediatric Intervention Trial

NCT04919915
View directory record Official record
Conditions
Asthma in Children
Interventions
HEPA air cleaner
Device
Lead sponsor
University of Washington
Other
Eligibility
6 Years to 12 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Yakima, Washington
Source: ClinicalTrials.gov public record
Updated Jun 8, 2021 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Phase 2 Interventional Results available

Effects of L-arginine Supplementation in Adults With Moderate to Severe Asthma

NCT00280683
View directory record Official record
Conditions
Asthma
Interventions
L-arginine, Placebo
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Sep 9, 2026, 6:53 PM EDT
Not listed Not applicable Interventional

NIV for Hypercapnic Respiratory Failure: AVAPS vs S/T BIPAP

NCT06047405
View directory record Official record
Conditions
Hypercapnic Respiratory Failure
Interventions
Average Volume-Assured Pressure Support (AVAPS), Bilevel Positive Airway Pressure Spontaneous Timed (BIPAP S/T)
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Not applicable Interventional Results available

The Use of the Prevena™ Incision Management System on Post-Surgical Cesarean Section Incisions

NCT01450631
View directory record Official record
Conditions
Post-operative Complications, Surgical Site Infection, Surgical Wound Infection
Interventions
Prevena™ Incision Management System (PIMS), Standard-of-care Dressing
Device
Lead sponsor
KCI USA, Inc
Industry
Eligibility
18 Years and older · Female only
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate the Efficacy and Safety of MEDI-563 in Adults With Uncontrolled Asthma

NCT01238861
View directory record Official record
Conditions
Asthma
Interventions
Benralizumab 2 mg, Benralizumab 20 mg, Benralizumab 100 mg, Placebo
Biological · Other
Lead sponsor
MedImmune LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
964 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
27
States / cities
Birmingham, Alabama • Los Angeles, California • Orange, California + 24 more
Source: ClinicalTrials.gov public record
Updated Nov 16, 2016 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Asthma and Mindfulness-Based Stress Reduction (MBSR)

NCT00682669
View directory record Official record
Conditions
Asthma
Interventions
MBSR, HLC
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
21 Years and older
Enrollment
83 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 18, 2011 · Synced Sep 9, 2026, 6:53 PM EDT
Completed No phase listed Observational

The Effects of Respiratory Muscle Strength Training (RMST) on Inspiratory and Expiratory Muscle Strength in Adults and Children With Pompe Disease

NCT01701154
View directory record Official record
Conditions
Pompe Disease
Interventions
respiratory muscle strength training
Other
Lead sponsor
Duke University
Other
Eligibility
3 Years to 99 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 29, 2023 · Synced Sep 9, 2026, 6:53 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Home-Based Respiratory Muscle Training and Aerobic Exercise Programs to Improve Lung Health in Current and Former Cigarette Smokers

NCT07553819
View directory record Official record
Conditions
Lung Carcinoma
Interventions
Accelerometry, Aerobic Exercise, Biospecimen Collection, Educational Intervention, Electronic Health Record Review, Physical Performance Testing, Respiratory Muscle Training, Supportive Care, Survey Administration
Procedure · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
50 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 9, 2026, 6:53 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The Measurement of Chemicals in Exhaled Breath Can Identify If a Person is Infected with COVID-19

NCT06571136
View directory record Official record
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
N5 Sensors
Industry
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Everett, Washington
Source: ClinicalTrials.gov public record
Updated Nov 19, 2024 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Slow Paced-Respiration Intervention to Reduce Incontinence Trial (SPIRIT)

NCT01048424
View directory record Official record
Conditions
Urinary Incontinence, Urge
Interventions
RESPeRATE, Urinary Incontinence Pamphlet
Device · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 20, 2013 · Synced Sep 9, 2026, 6:53 PM EDT
Withdrawn Not applicable Interventional

The Effectiveness of the Jamboxx Respiratory Therapy Device: Study 2

NCT03522480
View directory record Official record
Conditions
Cystic Fibrosis in Children
Interventions
Jamboxx Respiratory Therapy Device, Autogenic Draining Training
Device · Other
Lead sponsor
My Music Machines Inc.
Industry
Eligibility
5 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Sep 1, 2020 · Synced Sep 9, 2026, 6:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Heart Rate Variability Biofeedback: It's Role in Asthma Therapeutics

NCT02766374
View directory record Official record
Conditions
Asthma
Interventions
Heart rate variability biofeedback, Placebo
Behavioral
Lead sponsor
Fred Wamboldt, MD
Other
Eligibility
18 Years to 75 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2018
U.S. locations
2
States / cities
Denver, Colorado • Piscataway, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 14, 2019 · Synced Sep 9, 2026, 6:53 PM EDT
Terminated No phase listed Observational

Effects of Oxygen on Lung Tissue During Anesthesia

NCT00715338
View directory record Official record
Conditions
Lung Injury, Acute
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Sep 9, 2026, 6:53 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Comparing the Effects of Pelvic Alignment Versus Diaphragmatic Breathing on Shoulder Range of Motion

NCT04255355
View directory record Official record
Conditions
Glenohumeral Internal Rotation Deficit, Pelvic Misalignment, Diaphragmatic Breathing
Interventions
Pelvic alignment and forceful expiration, Pelvic repositioning exercise, Diaphragmatic breathing exercise
Other
Lead sponsor
University of North Georgia
Other
Eligibility
18 Years to 40 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Dahlonega, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 30, 2020 · Synced Sep 9, 2026, 6:53 PM EDT
Terminated Not applicable Interventional Results available

Effect of Intrathoracic Pressure Regulation on Decreased Cerebral Perfusion (4hour)

NCT02388880
View directory record Official record
Conditions
Head Injury, Intracranial Pathology, Compromised Cerebral Perfusion
Interventions
ITPR
Device
Lead sponsor
Advanced Circulatory Systems
Industry
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 21, 2019 · Synced Sep 9, 2026, 6:53 PM EDT
Completed No phase listed Observational

Measuring Exhaled Nitric Oxide (eNO) Using the Apieron INSIGHT System and the Aerocrine NIOX System

NCT00739531
View directory record Official record
Conditions
Asthma
Interventions
Exhaled nitric oxide (eNO)
Device
Lead sponsor
Apieron
Industry
Eligibility
5 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
2
States / cities
Shreveport, Louisiana • Lake Oswego, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 20, 2008 · Synced Sep 9, 2026, 6:53 PM EDT