Xyzal vs. Xyzal M: Understanding the Difference
Xyzal and Xyzal M are both prescription medications used to treat allergy symptoms. However, there are some key differences between the two medications. What is Xyzal? Xyzal is a brand name for levocetirizine, a second-generation antihistamine. It is a non-drowsy medication that works by blocking histamine receptors in the body. Histamine is a chemical that is released by the body in response to allergens. When histamine binds to histamine receptors, it can cause a variety of allergy symptoms, such as sneezing, runny nose, itchy eyes, and watery eyes....