The right eye has been twitching is the occurrence of ophthalmic muscle spasm, if continue to aggravate may lead to the facial muscles also spasm, is the facial muscle involuntary movement disease. The main cause of the disease is not yet fully understood, and it is considered to be related to the increased excitability of the facial nerve. Most patients occasionally experience it under normal circumstances, and it is manifested as a fluttering sensation of the eyelids, which tends to occur when they are emotionally stressed or anxious, when they do not sleep well, or when they ingest stimulating beverages, such as strong tea or coffee. If the symptoms do not get better, medication is needed, often using thiamphenicol or haloperidol, carbamazepine, etc. When using the medication, the dose should be adjusted slowly starting from a small dose, and the smallest dose that can control the patient’s symptoms is used to maintain, and the regular monitoring of the blood routine, liver function, etc., to avoid the side effects of the medication.