Glucosamine capsules are a relatively common drug used clinically for the treatment and prevention of osteoarthritis, and are available as glucosamine sulfate and glucosamine hydrochloride, depending on the acid root. Glucosamine can relieve and eliminate the pain, swelling and other symptoms of osteoarthritis, and thus improve joint function. Its pharmacological effect is that glucosamine, which can stimulate chondrocytes to secrete proteoglycans, improve the repair ability of chondrocytes, promote the repair and reconstruction of cartilage matrix, and thus delay the pathology and disease process of osteoarthritis and improve symptoms and joint mobility.