Zyrtec® (cetirizine hydrochloride) is an over-the-counter medication commonly used for the treatment of allergy symptoms and itching due to hives. It can help relieve itching caused by hives, runny nose, watery or itchy eyes, and sneezing. The antihistamine may potentially cause drowsiness, dry mouth, and fatigue. Zyrtec comes in the form of chewable tablets, tablets, and syrup, and is available in brand-name and generic versions.
(To learn more about this drug, click Zyrtec. This article explains in detail the medication's uses, effects, dosing guidelines, and warnings. You can also click any of the links in the box to the right for specific information.)