Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jul 22, 2026, 3:55 PM EDT

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

Showing 1–6 of 6 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Phase 1Phase 2 Interventional Results available

Effects of Octanoic Acid for Treatment of Essential Voice Tremor

NCT01864525
Conditions
Essential Voice Tremor, Vocal Tremor, Voice Tremor, Essential Tremor of Voice
Interventions
Octanoic acid, Inactive capsule
Drug
Lead sponsor
Syracuse University
Other
Eligibility
21 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Syracuse, New York
Conditions
Tics, Tic Disorders, Vocal Tic, Motor Tic, Tourette Syndrome, Tourette Syndrome in Children, Tourette Syndrome in Adolescence, Tics/Tremor
Interventions
Habit Reversal Training (HRT)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
8 Years to 12 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed No phase listed Observational Accepts healthy volunteers

Brain Mapping of Voice Control

NCT00066911
Conditions
Voice Disorders
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
20 Years to 70 Years
Enrollment
174 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Vocal Tremor
Interventions
False Vocal Fold (FVF) botulinum toxin injections, Electromyography (EMG)-Guided Injection
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Essential Vocal Tremor, Essential Voice Tremor, Essential Tremor, Voice Tremor, Vocal Tremor
Interventions
Propranolol, Botulinum Toxin
Drug · Procedure
Lead sponsor
Emory University
Other
Eligibility
45 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Speakers With Neurogenic Voice Disorders
Interventions
Breathy voice
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Austin, Texas