Botulinum toxin A injection in the treatment of hemifacial spasm

• DOI: 10.1111/j.1600-0404.1996.tb07053.x
• Publication Date: 2009-01-29T21:48:48Z
• Authors: R.-S. Chen; C.-S. Lu; C.-H. Tsai
• Keywords: Hemifacial spasm

There are conflicting reports concerning the variation in duration of symptoms relief for patients with hemifacial spasm who have undergone several injections botulinum A toxin (BOTX-A). We present our experience BOTX-A Taiwanese to analyze this issues, and inspect whether efficacy treatment depends on pre-injection severity.From July 1992 December 1994, 137 received BOTX-A. used objective subjective score system evaluate side effects injection.The overall successful rate substantial was 88%. The mean response 20 weeks. Patents more severe tended shorter improvement. consecutive remained fairly constant over first 4 injections.The injection is an effective safe effect could be sustained injections.