Currently there is no medication that meets the national drug standard of yam lihewan, clinically common yam pill, yam pill has the efficacy of expelling wind and clearing the channels (expelling wind and clearing the meridians), and is mainly used for the treatment of paralysis and so on. Yam Pill is composed of yam, eucommia, hyssop, licorice, mukong, frankincense, myrrh, natural copper, qiangwu, safflower, antifungal, continuity, chaihu, dog’s spine, ephedra, etc. It has the effect of dispelling wind and clearing collaterals. This product has the efficacy of dispelling wind and clearing collaterals, strengthening tendons and bones, and is suitable for paralysis, impotence and weakness of tendons and bones, unfavorable joints, bruises, blood stasis and pain. Attention should be paid to, pregnant women should not be taken; long illness and body weakness should not be served. The adverse effects of the drug is not clear, if there is a need for medication, it is recommended to carry out traditional Chinese medicine identification, under the guidance of a doctor, do not blindly take on their own.