Suplasyn is a fast and long lasting, non-animal origin treatment of osteoarthritis. The substance of Suplasyn is hyaluronic acid (HA) with a high molecular. The injection is shown to be beneficial for patients with osteoarthritis, it treats the pain while improving the physical function of the joints (e.g. hip, ankle, thumb, knee). Do not inject Suplasyn in patients with hypersensitivity reactions.