Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 15, 2026, 8:11 AM EDT

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

Showing 1–9 of 9 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Terminated Phase 1Phase 2 Interventional Results available

Project 4A: Inspiratory Muscle Training and Diaphragm Strength

NCT02367170
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
Conditions
Obstructive Sleep Apnea (OSA), Traumatic Brain Injury (TBI)
Interventions
High-Resistance Breathing and Drinking Exercises, Low-Resistance Breathing and Drinking Exercises
Behavioral
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Obstructive Sleep Apnea
Interventions
Respiratory muscle strength training, Sham respiratory muscle strength training
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Completed Phase 1Phase 2 Interventional Results available

Cough and Swallow Rehab Following Stroke

NCT01907321
Conditions
Ischemic Stroke
Interventions
Expiratory muscle strength training, Placebo expiratory training, Measures performed on all subjects, Pulmonary function test, Fluoroscopic swallow study
Behavioral · Drug · Radiation
Lead sponsor
University of Florida
Other
Eligibility
50 Years to 85 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Gainesville, Florida • Jacksonville, Florida
Conditions
Stroke
Interventions
Exercise Program + Respiratory Strength Training, Exercise Program + Respiratory Relaxation Training
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 95 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Jacksonville, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

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

NCT02766374
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
Conditions
Spinal Cord Injuries
Interventions
Buspirone Hydrochloride, Buspirone placebo, Noninvasive Ventilation (NIV), Sham Non-invasive ventilation (NIV), Functional Electrical Stimulation Row Training (FESRT)
Drug · Device · Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Cambridge, Massachusetts
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Breathing Training and Nitrate on Exercise at Simulated Altitude

NCT07216755
Conditions
Healthy Adults, Mechanical Ventilation Dependence, Hypoxia, Exercise Training, Exercise Intolerance, Dietary Supplement, Nitrate Supplementation, Inspiratory Muscle Training
Interventions
Respiratory Muscle Training (RMT), Sham Respiratory Muscle Training, Dietary Supplement: Beetroot Juice Concentrate, placebo beverage
Device · Dietary Supplement
Lead sponsor
Embry-Riddle Aeronautical University
Other
Eligibility
18 Years to 40 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Daytona Beach, Florida
Conditions
Parkinson's Disease
Interventions
Respiratory muscle strength training
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
45 Years to 80 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Gainesville, Florida