Pipamperone is an antipsychotic drug used in the treatment of schizophrenia and psychotic disorders. However, like all pharmaceuticals, pipamperone may contain impurities, which are unwanted substances that can affect the quality, safety, and efficacy of the drug. These impurities may arise during the manufacturing process or storage and can be harmful to human health. Thus, it is important to identify and control impurities to ensure the safety and effectiveness of the drug.