Pitolisant Impurities are the unwanted substances that may be present in the Pitolisant drug substance or drug product. These impurities may arise during the manufacturing process, storage, or transportation. The presence of impurities in Pitolisant may affect the safety, efficacy, and stability of the drug. Therefore, it is important to control and monitor the levels of impurities in Pitolisant to ensure the quality of the drug. Various analytical techniques are used to detect and quantify these impurities.