Most elderly knee pain is caused by degeneration of the knee, resulting in degenerative osteoarthritis and knee pain, which can be treated by the following methods to relieve pain: first, oral medication, oral anti-inflammatory and pain medication, such as meloxicam, celecoxib, loxoprofen sodium tablets, as well as oral cartilage nutrients, such as glucosamine sulfate, glucosamine hydrochloride. You can also take oral or static peptide to nourish the cartilage and relieve pain; second, external medication, you can use Tongluo pain relief cream, which can also play a role in opening the meridians and relieving pain; fourth, physical therapy, you can use microwave physical therapy or far-infrared physical therapy, which can play a role in reducing inflammation and relieving pain; fifth, joint cavity injection drug treatment, you can intra-articular injection of sodium vitrate If the pain continues to worsen after the above treatment and is not relieved, consider arthroscopic cleanup surgery or joint replacement surgery.