Amino Sugar is a prescription drug for osteoarthritis, which can repair or reverse cartilage, lubricate cartilage and reduce fluid accumulation. It is mainly used to treat and prevent osteoarthritis in all parts of the body, including the knee, shoulder, hip, wrist, cervical, lumbar and ankle joints, etc. It can relieve and eliminate the symptoms of pain and swelling of osteoarthritis and can improve the function of joint movement. Aminosaccharide can directly block the protease activity in cartilage, block cartilage destruction, effectively control the inflammatory process, inhibit inflammatory response, improve joint movement and relieve pain. Aminosaccharide can also stimulate the synthesis of collagen and hyaluronic acid in the body by chondrocytes to repair worn out joint cartilage and can generate new joint cartilage and synovial membrane.