Issues with BoNT use in ophthalmology arise on account of toxin diffusion or inadvertent placement into the adjacent muscles. Ptosis from the eyelid is the most typical complication of BoNT treatment of strabismus and blepharospasms.23 While this result is almost always momentary and self-resolving, apraclonidine 0.five% (Iopidine) or phenylepherin… Read More