Table 2

Short term and long term published treatment results of Dysport and long term published treatment results of Botox in hemifacial spasm

Type of botulinum toxinAuthorsType of studyFollow up (y) Patients (n)Stopped treatment (n)Treatments (n)NCNC (n)Mean dose (units)Response rate (%)PIDI (months)Long term resultsSide effects (%)
BotosDutton et al 26 Long term460148 —96.83.6023
Taylor et al 27 Long term130336127 —984.23Sustained32
Flanders et al 28 Long term86514129 341004.06Sustained8
DysportElston2 Short term6 601003.57
Chong et al 9 Short term25 —10040
Yu et al 10 Short term1276148.82-151 94.72.5292
Elston2-150 11 Long term773120–160752.80–3.5019–33
Bergh et al 8 Long term54012144—  53100904.9322
Jitpimolmard et al this paperLong term7175178832121 929777.23.4Sustained29
  • PI=peak improvement, NC=number of patients in subgroup who had completed certain number of treatments; NC (n)=number of treatments which subgroup of patients has completed; DI=duration of improvement; —= not available.

  • 2-150 42 of 73 patients have been reported in 1988 and all 73 patients have been reported in 1990.

  • 2-151 In the original report the dose was too low, we performed a new calculation based on weight of toxin; 1 month=4.28 weeks.