Levocetirizine Dihydrochloride is Generic Xyzal an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes/nose, and sneezing. It is also used to relieve itching and hives.
It works by blocking a certain natural substance (histamine) that your body makes during an allergic reaction. Levocetirizine does not prevent hives or prevent/treat a serious allergic reaction (such as anaphylaxsis).
Levocetirizine is used to relieve runny nose sneezing and redness, itching, and tearing of the eyes caused by hay fever, seasonal allergies, and allergies to other substances such as dust mites, animal dander, and mold. It is also used to treat symptoms of hives, including itching and rash.
If your doctor has prescribed epinephrine to treat allergic reactions, always carry your epinephrine injector with you. Do not use levocetirizine in place of your epinephrine.