If the wear and tear of the kneecap is very serious, it is not very effective to put plasters on the kneecap, and it is necessary to take medication, physical therapy or surgical treatment. If the wear and tear of the kneecap is very serious and the joint space is narrowed or the joint is deformed, you can apply nutritional cartilage medication, such as joint injection of sodium vitrate, oral glucosamine sulfate capsule. If the joint is painful, oral non-steroidal painkillers, such as nimesulide dispersible tablets or diclofenac sodium enteric-coated tablets, can be used. If the joint is severely deformed and non-surgical treatment is ineffective, artificial knee replacement surgery can be performed. Knee bone wear is very serious paste ointment is not very helpful, just can relieve joint pain, can not achieve the purpose of the root cause, need to go to the hospital for further treatment. The use of drugs need to follow the doctor’s instructions.