Although botulinum A exotoxin is a safe agent commonly used in dermatology to treat wrinkles, patients sometimes report discomfort or headaches following injection.

• 尽管A型脑肠菌毒素是一种安全的药物，常用于皮肤科来消除皱纹，但是一些报告显示，有的患者有时在注射后会出现不适或头痛。