Abstract: Tic disorder is a chronic neuropsychiatric disorder with the onset at childhood, which is mainly manifested as involuntary, repeated, rapid and sudden attack as well as arrhythmic sports tics or vocal tics of one or multiple muscle groups. The pathogenesis of this disease is not yet clear, and in recent years its incidence has been obviously increasing. The condition of the disease is likely to vary or relapse and with a relatively long course, which affects the life quality and physical and mental health of the children. Professor Xiong Lei has rich experience in managing the disease, and she is especially good at using the method of Expelling excess with mild diaphoretic is analyzed based on the theories, clinical experience and prescriptions, aiming to provide diverse thoughts on the treatment of the disease.

Key words: Tic disorder, Expelling excess with mild diaphoretic, Sangju Yin, Children