Clinical trials: Spasmodic Dysphonia
Spasmodic Dysphonia, Voice Tremor
Sodium Oxybate in Spasmodic Dysphonia and Voice Tremor
Using a comprehensive approach of clinico-behavioral testing, neuroimaging and pharmacogenetics, the researchers will examine the clinical effects of sodium oxybate and the matched placebo on voice symptoms in spasmodic dysphonia…
- Trial name
- NCT03292458
- Testing
- Sodium Oxybate
- Where
- United States
- Volunteers
- 117 people
- Sponsor
- Kristina Simonyan
Spasmodic Dysphonia
Laryngeal Vibration for Spasmodic Dysphonia
The general aim of the research is to provide scientific evidence that vibro-tactile stimulation (VTS) represents a non-invasive form of neuromodulation that can induce measurable improvements in the speech of people with…
- Trial name
- SD-VTS (NCT03746509)
- Testing
- Laryngeal Vibration (Treatment), Laryngeal Vibration (Comparator)
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Spasmodic Dysphonia
Spasmodic Dysphonia Pain
This study aims to identify adjuvant methods to improve patient comfort during in-office laryngology procedures.
- Trial name
- NCT04648891
- Testing
- Lidocaine, Vibrating wand
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Mayo Clinic
Spasmodic Dysphonia, Voice Tremor
Voice Tremor in Spasmodic Dysphonia: Central Mechanisms and Treatment Response
The proposed research aims to determine brain abnormalities in patients with spasmodic dysphonia (SD) and voice tremor (VT) as the basis for characterization of central mechanisms underlying symptom improvement following the use…
- Trial name
- NCT01961297
- Testing
- Sodium oxybate
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Kristina Simonyan
Spasmodic Dysphonia, Laryngeal Dystonia
rTMS in Spasmodic Dysphonia
Focal dystonia is a neurological movement disorder characterized by excessive involuntary muscle contractions of any body part. Spasmodic dysphonia (SD) is a type of focal dystonia characterized by excessive contraction of…
- Trial name
- NCT02957942
- Testing
- 1Hz repetitive transcranial magnetic stimulation (rTMS)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Spasmodic Dysphonia, Adductor Spasmodic Dysphonia
Assessment of Laryngopharyngeal Sensation in Adductor Spasmodic Dysphonia
Study investigators have completed a study testing laryngopharyngeal sensation at specific laryngopharyngeal subsites using a novel buckling force aesthesiometer in a series of 22 healthy adults at this institution.
- Conditions
- Spasmodic Dysphonia, Adductor Spasmodic Dysphonia, Voice Disorders
- Trial name
- SDTT (NCT05158179)
- Testing
- Sensation testing
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- University of California, San Francisco
Spasmodic Dysphonia
Zinc Supplementation Prior to Botox Injections for Spasmodic Dysphonia
One initial study has shown that Botulinum Toxin (BT) in combination with zinc supplementation may increase the duration of effects BT treatment. This initial study was in the context of facial aesthetics.
- Trial name
- NCT05892770
- Testing
- Zinc gluconate supplement, Botulinum toxin type A
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Florida
Spasmodic Dysphonia, Laryngeal Dystonia
Usability of Vibro-tactile Stimulation to Treat Spasmodic Dysphonia
The general aim of the study was to provide evidence for the usability and feasibility of applying vibro-tactile stimulation (VTS) at home as a non-invasive form of neuromodulation to improve speech in people with spasmodic…
- Trial name
- NCT06111027
- Testing
- Vibro-tactile stimulation
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of Minnesota
Spasmodic Dysphonia, Laryngeal Dystonia
Thalamic Deep Brain Stimulation for Spasmodic Dysphonia- DEBUSSY Trial
Laryngeal Dystonia (LD), also commonly referred to as spasmodic dysphonia, is a neurological voice disorder characterized by involuntary dystonic contractions of the laryngeal muscles.
- Conditions
- Spasmodic Dysphonia, Laryngeal Dystonia, Deep Brain Stimulation
- Trial name
- NCT02558634
- Testing
- VIM Thalamic Deep Brain Stimulation ON, VIM Thalamic Deep Brain Stimulation OFF
- Where
- Canada
- Volunteers
- 6 people
- Sponsor
- University of British Columbia
Adductor Spasmodic Dysphonia, Voice Disorders
DaxibotulinumtoxinA Injection for Treatment of Adductor Spasmodic Dysphonia
Spasmodic Dysphonia (SD) is a neurologic condition causing inappropriate contraction of the laryngeal musculature, leading to abnormal voicing.
- Conditions
- Adductor Spasmodic Dysphonia, Voice Disorders, Spasmodic Dysphonia
- Trial name
- NCT05158166
- Testing
- DaxibotulinumtoxinA
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of California, San Francisco