Knee pain is called knee paralysis in Chinese medicine, which may be related to wind-cold entering the body and stagnation of blood stasis, and can be treated with Fangji Huangqi Tang and Body Pain and Blood Stasis Relieving Tang. 1. Wind-cold-into-body type knee paralysis: take Fangji Huangqi Tang, which is an expectorant of dampness. It has the effect of benefiting qi, dispelling wind, strengthening the spleen and inducing diuresis. It is mainly used for treating wind-water (sudden edema of the head, face and limbs) or wind-dampness syndrome in which the epidermis is deficient and not solidified (weak muscle epidermis leading to abnormal sweating out). Sweating and evil wind, body weight and swelling, or pain in the limbs and joints, dysuria (unsmooth urination), pale tongue, white moss and floating pulse. 2. Blood stasis and obstruction-type knee paralysis: body pain and blood stasis soup can be taken, from the second volume of “Reform and Error of Medical Lin”. It has the efficacy of activating blood circulation, removing blood stasis, promoting menstruation and relieving pain, dispelling wind and removing dampness. It is mainly used for treating paralysis with blood stasis. It is forbidden for those who are allergic to Fangji Huangqi Tang and Body Pain and Blood Stasis Relief Tang, and those who have knee pain need to rule out other causes before taking the medication concerned by a doctor. It is recommended to consult a doctor in time to avoid delaying the condition.