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Showing 1–24 of 27 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Respiratory Muscle Weakness Clear all
Terminated Phase 1Phase 2 Interventional Results available

Project 4A: Inspiratory Muscle Training and Diaphragm Strength

NCT02367170
View directory record Official record
Conditions
Sepsis
Interventions
Bilateral phrenic nerve stimulation and measurement of transdiaphragmatic pressure, Midazolam, Volitional Measurement of Maximal Inspiratory Pressure (MIP), Inspiratory Muscle Strength Training (IMST), SHAM Inspiratory Muscle Strength Training (IMST), Diaphragm thickness measurement, Blood and Urine samples
Procedure · Drug · Device + 1 more
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 6, 2018 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate the Safety and Efficacy of 13 Weeks of the Selective Androgen Receptor Modulator (SARM) GSK2881078 in Chronic Obstructive Pulmonary Disease (COPD)

NCT03359473
View directory record Official record
Conditions
Cachexia
Interventions
GSK2881078, Matching Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years to 75 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
5
States / cities
Torrance, California • Jacksonville, Florida • High Point, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2020 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Not applicable Interventional Results available

Use of Neuromuscular Electrostimulation (NMES) for Treatment or Prevention of ICU-Associated Weakness

NCT00709124
View directory record Official record
Conditions
Intensive Care Unit, Muscle Weakness
Interventions
Neuromuscular Electrostimulation (NMES) CareStim Muscle Stimulation Device (Care Rehab; McLean, VA), Sham
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 22, 2018 · Synced Jul 21, 2026, 11:28 AM EDT
Completed No phase listed Observational

Preoperative Maximum Inspiratory Pressure and Outcomes After Interscalene Block in Obese Patients

NCT06549244
View directory record Official record
Conditions
Dyspnea After Interscalene Nerve Block
Interventions
Maximum Inspiratory Pressure monitoring
Diagnostic Test
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 11, 2024 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Phase 1 Interventional Results available

Electrical Stimulation for Critically Ill Covid-19 Patients

NCT04685213
View directory record Official record
Conditions
Covid19, Muscle Atrophy, Muscle Weakness
Interventions
Electrical Stimulation, Electrical Stimulation - Sham
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 100 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 15, 2023 · Synced Jul 21, 2026, 11:28 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Recovery of Physical Function After Critical Illness In Older Adults

NCT07225257
View directory record Official record
Conditions
Sepsis, Acute Lung Injury(ALI)
Interventions
Not listed
Lead sponsor
University of Kentucky
Other
Eligibility
18 Years to 99 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Not applicable Interventional

ACT-ICU Study: Activity and Cognitive Therapy in the Intensive Care Unit

NCT01270269
View directory record Official record
Conditions
Brain Injuries, Dementia, Myopathies, Muscle Disorders
Interventions
Behavioral: Physical and functional rehabilitation, Behavioral: Cognitive, physical, & functional rehabilitation
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 2, 2017 · Synced Jul 21, 2026, 11:28 AM EDT
Active, not recruiting Not applicable Interventional

A Study of Healthy Microbiome, Healthy Mind

NCT06020703
View directory record Official record
Conditions
Critical Illness, COVID-19, PICS, Cognitive Impairment, Mental Health Impairment, Weakness, Muscle, Dysbiosis
Interventions
Fermented Food Diet
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Jul 21, 2026, 11:28 AM EDT
Terminated Phase 3 Interventional

Modafinil to Treat Fatigue in Post-Polio Syndrome

NCT00067496
View directory record Official record
Conditions
Postpoliomyelitis Syndrome
Interventions
Modafinil
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 26, 2008 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Functional Magnetic Resonance Imaging (fMRI) and Robot-Assisted Practice of Activities of Daily Living

NCT00878085
View directory record Official record
Conditions
Hemiparesis, Ischemic Stroke, Chronic
Interventions
Robot Therapy Device, Occupational Therapy
Device · Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
30 Years to 85 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
2
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 3, 2014 · Synced Jul 21, 2026, 11:28 AM EDT
Completed No phase listed Observational

Cough in Reduced True Vocal Fold Mobility

NCT02407301
View directory record Official record
Conditions
Unilateral Vocal Cord Paresis, Unilateral Vocal Cord Paralysis
Interventions
cough airflow measure, vocal tasks, true vocal fold movement, spirometry test, maximum expiratory pressure (MEP)
Other
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Phase 2 Interventional Results available

Electrical Stimulation for Critically Ill Post-Covid-19 Patients

NCT05198466
View directory record Official record
Conditions
COVID-19, Muscle Atrophy, Muscle Weakness
Interventions
Electrical Stimulation, Electrical Stimulation - Sham
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 100 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 6, 2023 · Synced Jul 21, 2026, 11:28 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Usefulness and Feasibility of Ultrasound in Office Laryngology Procedures

NCT06579989
View directory record Official record
Conditions
Cough, Vocal Cord Atrophy, Vocal Cord Paresis, Vocal Cord Paralysis, Dysphagia, Dysphonia
Interventions
Ultrasound for cough, Ultrasound for vocal fold atrophy or vocal fold paresis/paralysis, Ultrasound for dysphagia, Ultrasound for dysphonia
Diagnostic Test
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 99 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2030
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Jul 21, 2026, 11:28 AM EDT
Terminated Phase 4 Interventional Results available

Albuterol to Improve Respiratory Strength in SCI

NCT02508311
View directory record Official record
Conditions
Spinal Cord Injury, Respiratory Muscle Weakness
Interventions
Oral Albuterol Extended Release, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 80 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 6, 2024 · Synced Jul 21, 2026, 11:28 AM EDT
Terminated Phase 2 Interventional

Cholecalciferol Supplementation in Strengthening Inspiratory Muscles in Cholecalciferol-Deficient Patients With Chronic Obstructive Pulmonary Disease

NCT02877641
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Muscle Weakness
Interventions
Cholecalciferol, Laboratory Biomarker Analysis, Multivitamin, Placebo, Questionnaire Administration
Dietary Supplement · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
50 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Feb 14, 2017 · Synced Jul 21, 2026, 11:28 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Detection of Vocal Fold Motion Impairment on Noninvasive Positive Pressure

NCT06406725
View directory record Official record
Conditions
Vocal Cord Dysfunction, Vocal Cord Paralysis, Vocal Cord Paresis, Recurrent Laryngeal Nerve Palsy, Recurrent Laryngeal Nerve Injuries
Interventions
Point-of-Care Ultrasound of the Airway
Diagnostic Test
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
1 Day to 18 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Queens, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Not applicable Interventional Results available

ALS and Airway Clearance (ALSAC) Therapy

NCT04947436
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis, Respiratory Muscle Weakness
Interventions
High Frequency Chest Wall Oscillation, Mechanical insufflation/exsufflation
Device
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
21 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jul 21, 2026, 11:28 AM EDT
Active, not recruiting Not applicable Interventional

Critical Illness Myopathy as a Cause of Debilitating ICU-Acquired Weakness

NCT00937001
View directory record Official record
Conditions
Myopathy, Cognitive Impairment
Interventions
Biopsy/Ultrasound
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 99 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Jul 21, 2026, 11:28 AM EDT
Not yet recruiting Not applicable Interventional

Respiratory Muscle Strength Training to Prevent Respiratory Muscle Weakness in Adults Newly Diagnosed With Breast Cancer

NCT07229378
View directory record Official record
Conditions
Breast Cancer
Interventions
Respiratory muscle strength training, Guided Imagery Exercises
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 100 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Jul 21, 2026, 11:28 AM EDT
Not listed Not applicable Interventional

Systematic Team Approach to Guide Early Mobilization in Surgical Intensive Care Unit Patients

NCT01363102
View directory record Official record
Conditions
Muscle Weakness, Critical Illness, Respiratory Insufficiency
Interventions
SOMS
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
3
States / cities
Boston, Massachusetts • Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 16, 2016 · Synced Jul 21, 2026, 11:28 AM EDT
Not listed No phase listed Observational

Predictors of Respiratory Failure Following Extubation in the SICU

NCT01967056
View directory record Official record
Conditions
Muscle Weakness, Renal Failure, Respiratory Comorbidities
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
750 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 21, 2013 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Not applicable Interventional

Non-invasive Trigeminal and Vagus Nerve Stimulation for Stroke Subjects With Chronic Upper Extremity Deficits

NCT06288217
View directory record Official record
Conditions
Upper Extremity Paresis, Stroke, Chronic
Interventions
NeuraStasis Stimulator System (Non-Invasive Trigeminal and Vagus Nerve Stimulation), Upper Limb Rehabilitation, Sham Stimulation
Device · Other
Lead sponsor
NeuraStasis, Inc
Industry
Eligibility
30 Years to 85 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Not applicable Interventional

Inspiratory Muscle Training Post-Liver Transplant

NCT03130608
View directory record Official record
Conditions
Liver Disease Chronic, Muscle Weakness, Respiratory Insufficiency
Interventions
Inspiratory Muscle Training
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 20, 2021 · Synced Jul 21, 2026, 11:28 AM EDT
Completed Not applicable Interventional

Does Residual Muscular Weakness Lead to an Increase in Respiratory Complications in Bariatric Patients?

NCT02037516
View directory record Official record
Conditions
Respiratory Complication, Morbid Obesity
Interventions
Accelomyography, Neostigmine, Qualitative Monitor
Device · Drug
Lead sponsor
Coastal Anesthesiology Consultants
Other
Eligibility
Not listed
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Saint Augustine, Florida
Source: ClinicalTrials.gov public record
Updated Feb 4, 2016 · Synced Jul 21, 2026, 11:28 AM EDT