Aphrodisiacs are a kind of Yang tonic, which is divided into kidney tonic, kidney aphrodisiac and warm kidney Yang tonic. Among them, kidney tonic aphrodisiacs have the most severe effect, with impotence and aphrodisiac effect, used for male impotence and premature ejaculation sexual dysfunction. The commonly used drugs are Epimedium, tonifying the kidney and aphrodisiac, dispel wind and dampness, Yin deficiency and fire should not be used; Xian Mao warms the kidney and aphrodisiac, dispel cold and dampness, this product is dry and toxic, should not be taken for a long time. Yang Qi Shi warms the kidneys and strengthens Yang, used for male impotence and infertility, female uterine cold and infertility, etc. Sea dog kidney warms the kidney and strengthens the yang, benefits the essence and tonifies the marrow, used for impotence and cold sperm infertility; sea horse tonifies the kidney and strengthens the yang, regulates qi and blood, warms the kidney yang and strengthens the yang dao, used for treating deficiency of kidney yang, impotence and inactivity, and also kidney shutdown, can be combined with deer antler, ginseng, rehmannia, etc.