Abstract:In the mouse model with insufficiency of Kidney Yang induced by a high dose of hydrocortisone,Yubiao Bushen Yijing pill increased the number of the spontaneous movement,prolonged swimming time,and prevented the body weight losing and the body temperature decreasing.In castrated rats,the pill increased the weight of seminal vesicle,prostate and preputial glands,and shortened the latent period of penis erection induced by electric stimulation.In addition,it could promote the sexual performance in male rats,improved sexual behavior of mice with neuronic sexual disorder.These results suggested that this pill had significant effect tonifying the Kidney and strengthening Yang.