Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 22, 2026, 3:09 PM EDT

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Showing 1–5 of 5 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Caffeine Reduction on Snoring and Quality of Life

NCT00641810
Conditions
Snoring
Interventions
Caffeine reduction
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Hearing Impairment
Interventions
Not listed
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
55 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Galveston, Texas
Conditions
Attention Deficit Hyperactivity Disorder (ADHD)
Interventions
Voice of Sleep "MamaBee" training modules (Fairy Tales)
Device
Lead sponsor
Pisareva Citadel Group LLC
Other
Eligibility
8 Years to 18 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
NewYork, New York
Conditions
Obstructive Sleep Apnea (OSA), Snoring, Sleep Quality
Interventions
Exercise
Other
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years to 75 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Terminated No phase listed Observational Accepts healthy volunteers

Cochlear Implant Speech and Non-speech Sound Recognition

NCT03661970
Conditions
Deafness, Sound Perception, Quality of Sound
Interventions
Cognate Speech Synthesizer sound percepts
Other
Lead sponsor
Pacific Northwest University of Health Sciences
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Kennewick, Washington