Osteoarthritis of the knee joint generally can not be eradicated by taking medication, but can only be relieved. Osteoarthritis of the knee is mainly caused by joint degeneration, narrowing of the joint space, osteophytes, cartilage wear and tear, mainly for knee pain, serious joint deformation. In the early stage of osteoarthritis of the knee joint, you can take oral nutritional cartilage medication, such as glucosamine sulfate capsule nutritional cartilage, to slow down the development of the disease. You can also take non-steroidal painkillers such as diclofenac sodium extended-release tablets or aceclofenac tablets. Taking medication can only relieve the pain symptoms. For serious deformation of the joint, artificial knee replacement surgery is also needed. Therefore, osteoarthritis of the knee joint can not be cured by medication. It is recommended to go to the hospital for further examination to clarify the cause of the disease, and to treat the cause of the disease. The use of drugs need to follow the doctor’s instructions.