Objective: To evaluate the efficacy of botulinum toxin type A (BTXA) injection in the treatment of facial wrinkles and to explore the method in reducing the side effects associated with BTXA.

• 目的:观察A型肉毒毒素(BTXA)去除面部皱纹的疗效,探讨BTXA皮肤除皱的方法及降低药物副作用的发生。