Displaying 7 results of Praziquantel Impurities Praziquantel is a widely used medication for the treatment of parasitic infections. However, the drug may contain impurities that can potentially affect its safety and efficacy. These impurities can be formed during the manufacturing process, storage or handling of the drug. It is important to monitor and control the levels of impurities in praziquantel to ensure the safety of patients who use this medication.