Displaying 10 results of Tizanidine Impurities Tizanidine is a muscle relaxant medication used for the treatment of muscle spasms and other related conditions. During the production and storage of tizanidine, impurities may be formed, which can affect the purity, potency, and safety of the medication. These impurities may include degradation products, residual solvents, and other impurities that are not part of the intended formulation. Therefore, it is important to monitor and control the levels of impurities in tizanidine to ensure its quality and efficacy.