Complications with BoNT use in ophthalmology occur on account of toxin diffusion or inadvertent placement to the adjacent muscles. Ptosis of the eyelid is the commonest complication of BoNT treatment of strabismus and blepharospasms.23 Although this influence is almost always short term and self-resolving, apraclonidine 0.5% (Iopidine) or phenyleph