Displaying 16 results of Fusidic Impurities Fusidic acid is a commonly used antibiotic in the treatment of various bacterial infections. However, the drug may contain impurities that can affect its efficacy and safety. These impurities may include residual solvents, degradation products, and other unidentified substances. Therefore, it is important to monitor and control the levels of Fusidic impurities in the drug to ensure its quality and effectiveness.