味苦平。主腰背,强关机,缓急周痹,寒湿膝痛,凡邪气之在骨节间者皆能治之。颇利老人。老人精血衰,则筋骨空隙中尤不能舒展,故于此药为尤宜也。此以形为治,狗脊遍体生毛而多节,颇似狗之脊。诸兽之中,惟狗狡捷,而此药似之。故能入筋 Taste bitter. Main back, strong shut down, the urgency Zhoubi, cold wet knee pain, where the evil in the joints are able to rule it. Polaroid elderly. Elderly fine blood failure, especially in the bones of the gap can not stretch, so this medicine is particularly suitable too. This is the form of governance, dog ridge all over the hair and more sections, quite like the ridge of dogs. Among the beasts, but the dog cunning, and this medicine like it. It can into the bar