Displaying 7 results of Flubendazole Impurities Flubendazole is an anthelmintic drug used to treat parasitic infections in livestock and humans. However, like many drugs, it may contain impurities that can affect its quality and safety. The presence of impurities in flubendazole can alter its efficacy and potentially cause adverse effects. Therefore, it is important to monitor and control the levels of impurities in flubendazole to ensure its safety and effectiveness.