Cetralon is a brand of cetirizine hydrochloride, a second-generation antihistamine that helps alleviate symptoms associated with hay fever and other allergic conditions. It works by blocking the action of histamine, a substance in the body that causes allergic symptoms. Cetirizine is less likely to cause drowsiness compared to first-generation antihistamines, making it suitable for individuals who need to remain alert. . Please Note that product description, color, ingredients, package and other information maybe different from the original pack kindly check the product for more accurate details.