Each vial contains
Botulinum toxin type A ..................................50 IU
USAGE AND DOSAGE
1. Position for injection
1) For blepharospasm:the injection should be taken intramuscularly at several points of upper and lower lids, i.e.,taking 4 to 5 points of injection into medial and lateral part of orbicularis oculi or temporal lateral canthus.
2) For hemifacial spasm:besides the points mentioned above,three other points on middle,lower face and cheek should be given intramuscularly.Botulinum may be given at the points of two sides of eyebrow,upper lip or the lower jaw according to the diseases.
3) For strabismus:the Botulinum is injected using a coaxial electrode needle with electromyographic guidance or amplifier under topical anesthesia of 0.5% Decarine.The injections into extraocular muscles are selected according to the type and position of strabismus.