70
Participants
Start Date
October 31, 2012
Primary Completion Date
February 28, 2017
Study Completion Date
February 28, 2017
Botulinum toxin A
A total of 100 units of BoNT-A will be injected deeply into the external sphincter at the 3, 6, 9 and 12 o'clock positions in approximate equal aliquot.
Normal saline instillation
Normal saline instillation
Buddhist Tzu Chi General Hospital, Hualien City
Buddhist Tzu Chi General Hospital
OTHER