Displaying 5 results of Pericyazine Impurities Pericyazine impurities are contaminants that may be found in samples of pericyazine, a medication used to treat certain mental health conditions. These impurities can affect the purity and potency of the drug, potentially leading to negative side effects or reduced effectiveness. It is important to monitor and control levels of pericyazine impurities to ensure the safety and efficacy of the medication.