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Assessment of Effectiveness and Safety of Dysport® for the Treatment of Hemifacial Spasm

Phase 3
Completed
Conditions
Hemifacial Spasm
Registration Number
NCT00276315
Lead Sponsor
Ipsen
Brief Summary

To compare the effectiveness and safety of Dysport® with the domestic Botulinum Toxin Type A (manufactured by Lanzhou Biologic Product Institute, P.R. China) for the treatment of hemifacial spasm.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
332
Inclusion Criteria
  • Patient suffering from hemifacial spasm with at least 6 months duration (prior to visit 1)
  • Cohen scale ≥ to grade II
Exclusion Criteria
  • Botulinum toxin type A treatment history within last 16 weeks prior to visit 1
  • Hemifacial spasm secondary to facial palsy
  • Previous alcohol or phenol injections or surgical therapy of the facial muscles
  • Requirement for botulinum toxin injection to site(s) of the body other than in this study

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Primary Outcome Measures
NameTimeMethod
Percentage of responders (defined as Cohen scale improvement ≥ to 2 levels)At the end of week 4
Secondary Outcome Measures
NameTimeMethod
Percentage of responders (defined as Cohen scale improvement ≥ to 2 levels after medication)At the end of week 1 and 12
Improvement degree of spasm (Jankovic scale)At the end of week 1, 4 and 12
Assessment of efficacy by the subjectsAt the end of week 1, 4 and 12

Trial Locations

Locations (4)

Neurology Department, Guangdong Provincial People's Hospital

🇨🇳

Guangdong, China

Neurology Department, Peking Union Medical College Hospital

🇨🇳

Beijing, China

Neurology Department, Sir Run Run Shaw Hospital, Zhejiang University

🇨🇳

Hangzhou, China

Neurology Department, Shanghai Ruijin Hospital

🇨🇳

Shanghai, China

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