Troubles with BoNT use in ophthalmology occur due to toxin diffusion or inadvertent placement in the adjacent muscles. Ptosis with the eyelid is the most typical complication of BoNT treatment of strabismus and blepharospasms.23 Although this influence is almost always momentary and self-resolving, apraclonidine 0.five% (Iopidine) or phenylepherine… Read More