Ophthalmic adverse events following facial injections of botulinum toxin A: A systemic literature review

Background Over the years, botulinum toxin has found its place as a neuromuscular blocking agent in numerous medical fields. Since the approval of botulinum toxin by the FDA for cosmetic indications in 2002, it had become the most commonly performed esthetic procedure worldwide, with ever‐growing demand. The characteristics of the toxin, along with the facial areas it is injected to, could possibly account for a wide array of complication....