Cetrizine is one of the most common drugs for treating allergies and other related illnesses. The compound cetrizine dihydrochloride is a kind of non sedative antihistamine. Histamine is what causes allergies in your body when stimulated by an allergen. The compound reacts to the histamine, thus countering its effect. Levo cetrizine dihydrochloride is usually used to treat ailments like hay fever, allergies caused by dust mite or even pet allergies. Hives and urticarial can also be treated with the help of this compound. Nebivolol hydrochloride manufacturers are responsible for providing top quality products to ensure a high standard of the compound throughout.