Chinese medicines for treating knee osteoarthritis include medicines such as Xian Ling Bone Bo Capsules and Tong Piao Tablets. Xianling Bone Capsules are composed of Epimedium, Schizandra and so on. It has the effect of nourishing the liver and kidney (tonifying the liver and kidney organs), strengthening the body and bones. It is used for osteoporosis and osteopenia, bone fracture, osteoarthritis, aseptic necrosis of bone. Contraindicated for pregnant women, those with history of liver disease or abnormal liver biochemical indexes. Tongpao Tablet, composed of strychnine, centipede and other drugs. It has the efficacy of dispelling wind and dampness (dispelling wind-dampness), activating blood circulation (activating blood circulation to open the meridians), dispersing cold and relieving pain (relieving pain by dispelling cold in the body). It is used for paralysis with cold pain in joints and unfavorable flexion and extension (unfavorable flexion and extension of joints); rheumatoid arthritis and rheumatoid arthritis with the above symptoms. It is contraindicated for pregnant women and children, and used with caution in patients with hepatic or renal impairment and hypertension. Patients should use the medicine under the guidance of a Chinese medicine practitioner and should not use the medicine blindly to avoid adverse reactions and aggravation of the condition.