Treatment of knee arthritis requires medication, physiotherapy or surgery depending on the extent of the lesion. In the early stage of knee arthritis, which is mainly characterized by knee pain, non-steroidal painkillers such as aceclofenac tablets or nimesulide dispersible tablets can be applied, as well as nutritive cartilage medications such as oral glucosamine sulfate capsules. Reduce weight bearing on the joint and avoid strenuous exercise. Apply ultrasound physiotherapy or infrared physiotherapy. If the knee arthritis is more serious, the joint space is obviously narrowed, the joint is deformed, the effect of conservative treatment is not good, need to take surgical treatment, such as osteotomy orthopedic or knee replacement surgery. Knee arthritis needs to go to the hospital orthopedic surgeon according to the degree of lesions to take the best treatment program. The above medication should be used in accordance with medical advice.