Troubles with BoNT use in ophthalmology come up as a result of toxin diffusion or inadvertent placement in the adjacent muscles. Ptosis with the eyelid is the commonest complication of BoNT treatment of strabismus and blepharospasms.23 Although this effect is nearly always short-term and self-resolving, apraclonidine 0.5% (Iopidine) or phenylepheri