If you have a history of using botulinum toxin and now have symptoms of facial paralysis, it is considered that the damage to the facial nerve caused by the use of this drug is very likely. You need to go to the rehabilitation department or acupuncture department of the local tertiary hospital for examination and treatment, do facial electromyography to know the severity of facial nerve damage, temporarily take hemosiderin tablets and methylcobalamin tablets, and adjust the medication according to the results of the examination. Need to temporarily use a period of hormone drugs, hormone shock therapy, such as prednisone tablets, dexamethasone, hormone shock therapy for the relief of facial nerve injury has a role in promoting. On the basis of drug treatment, you need to insist on doing facial acupuncture, tuina, acupoint injection and other treatments, only drug treatment is not enough. In daily life, change the bad habits, do not wash with cold water for the time being, pay attention to the wind and warmth of the face, if the treatment is proper, it should be good for about a month, if the facial nerve damage is serious, the recovery will be slow.