Problems with BoNT use in ophthalmology occur because of toxin diffusion or inadvertent placement in to the adjacent muscles. Ptosis from the eyelid is the most typical complication of BoNT treatment of strabismus and blepharospasms.23 Although this outcome is nearly always non permanent and self-resolving, apraclonidine 0.five% (Iopidine) or pheny… Read More