Xyzal (see Levocetirizine (By mouth))

Levocetirizine is an antihistamine used to relieve the symptoms of hay fever and hives of the skin. It works by preventing the effects of a substance called histamine, which is produced by the body. Histamine can cause itching, sneezing, runny nose, and watery eyes. It can close up the bronchial tubes (air passages of the lungs) and make breathing difficult. Histamine can also cause some persons… Read more Brand names include Xyzal Drug classes About this Respiratory Agent