Objective: To evaluate the efficacy of Zhibai Dihuang Decoction (ZBDHD, 知柏地黄汤) oral administration com- bined with Sophora washout on senile vaginitis. Methods: The 80 cases of senile vaginitis were randomly divided into treatment group and control group, 40 cases each. Patients in treatment group were treated with ZBDHD oral administration combined with Sophora washout, and the control group received premarin. After 2 weeks, the efficacies of thetreatment group and control group were observed. After 3 months, the recurrence rate of th...