Displaying 5 results of Betahistine Impurities Betahistine is a drug used to treat vertigo and Meniere's disease. Betahistine impurities refer to any unwanted substances or compounds that may be present in the drug. These impurities can affect the purity, safety, and efficacy of the drug, and may also cause adverse effects on the patient. Therefore, it is important to identify and control these impurities during the manufacturing process of the drug.