Status:
TERMINATED
Effect of Vocal Exercise After Botulinum Toxin Injection for Spasmodic Dysphonia
Lead Sponsor:
NYU Langone Health
Collaborating Sponsors:
Allergan
Conditions:
Spasmodic Dysphonia
Dystonia
Eligibility:
All Genders
18+ years
Phase:
NA
Brief Summary
Studies have suggested that voluntary muscle exercise in the hand and face after botulinum toxin injection may enhance the clinical effects of the toxin. Exercise may speed up the absorption of the to...
Detailed Description
SD is a rare voice disorder that usually starts when individuals are in early adulthood and occurs in two common forms: adductor and abductor (Aronson, 1968, Brin et al., 1992, Schweinfurth et al., 20...
Eligibility Criteria
Inclusion
- diagnosis of adductor spasmodic dysphonia
- receiving ongoing botulinum toxin injections for a minimum of 1 year
- improvement in voice to at least 70% following each of the last three injections
Exclusion
- other neurological disorder
- other dystonia
- upper respiratory infection in the last two weeks
- analgesia at time of injection
- illiterate
- under 18 years of age
Key Trial Info
Start Date :
December 1 2007
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
May 1 2013
Estimated Enrollment :
8 Patients enrolled
Trial Details
Trial ID
NCT00895063
Start Date
December 1 2007
End Date
May 1 2013
Last Update
March 3 2016
Active Locations (1)
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1
Private Practice of Dr. Andrew Blitzer
New York, New York, United States, 10036