- Conditions
- Spasmodic Dysphonia
- Interventions
- Zinc gluconate supplement, Botulinum toxin type A
- Drug
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 32 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
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Showing 25–36
of 12
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Laryngeal Dystonia, Spasmodic Dysphonia, Tremor
- Interventions
- Clinical assessments of laryngeal function
- Other
- Lead sponsor
- Massachusetts Eye and Ear Infirmary
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 165 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2027
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Adductor Spasmodic Dysphonia, Abductor Spastic Dysphonia, Laryngeal Dystonia
- Interventions
- vibro-tactile stimulation (VTS)
- Device
- Lead sponsor
- University of Minnesota
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Minneapolis, Minnesota
- Conditions
- Communication Disorder, Healthy, Stuttering, Tourette Syndrome, Voice Disorder
- Interventions
- Not listed
- Lead sponsor
- National Institute on Deafness and Other Communication Disorders (NIDCD)
- NIH
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 1,163 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 1992 – 2016
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Spasmodic Dysphonia, Voice Tremor
- Interventions
- Sodium Oxybate
- Drug
- Lead sponsor
- Kristina Simonyan
- Other
- Eligibility
- 21 Years to 80 Years
- Enrollment
- 117 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2024
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Laryngeal Dystonia
- Interventions
- Starstim system
- Device
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Vocal Weakness(Post-BOTOX Injection)
- Interventions
- Amifampridine
- Drug
- Lead sponsor
- Augusta University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 18 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Augusta, Georgia
- 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
- Laryngeal Dystonia, Spasmodic Dysphonia, Tremor
- Interventions
- Brain imaging, Laryngeal sensory block with topical bupivacaine
- Other · Drug
- Lead sponsor
- Massachusetts Eye and Ear Infirmary
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 165 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2027
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Spasmodic Dysphonia, Focal Dystonia
- Interventions
- Not listed
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- 21 Years to 80 Years
- Enrollment
- 37 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2016
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Laryngeal Dystonia, Focal Dystonia
- Interventions
- repetitive transcranial magnetic stimulation (rTMS), sham rTMS
- Device
- Lead sponsor
- MGH Institute of Health Professions
- Other
- Eligibility
- 21 Years to 85 Years
- Enrollment
- 25 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Adductor Spasmodic Dysphonia, Voice Disorders, Spasmodic Dysphonia
- Interventions
- DaxibotulinumtoxinA
- Drug
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 22 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- San Francisco, California