Nicergoline is a medication that is used to treat cognitive and circulatory disorders. It works by improving blood flow to the brain and increasing the brain's oxygen supply. However, during the manufacturing process of Nicergoline, impurities may be formed. These impurities can affect the quality and effectiveness of the medication. Therefore, it is important to monitor and control the level of Nicergoline impurities during the production process to ensure the safety and efficacy of the medication.