Intramuscular injection. 50mg once, 1～2 times a day, 15 days as a course of treatment. Acupuncture point injection select 3～4 points, each point injection 12.5～25.0mg, every other day, a month for a course of treatment or as directed by the doctor. Intravenous drip. One time 50 ~ 100mg, diluted in 5% ~ 10% dextrose injection 250 ~ 500mg, slowly drip, it is advisable to drip in 3 ~ 4 hours, once a day, 10 ~ 15 days for a course of treatment or as directed by a doctor.