Montelukast: A Leukotriene Antagonist for Asthma and Allergies

Montelukast is a leukotriene antagonist. It works by blocking another chemical messenger (leukotriene). This reduces inflammation (swelling) in the airways and nose and improves symptoms such as wheezing, chest tightness, and difficulty breathing. Montelukast is used to treat asthma and allergies. What is Montelukast Montelukast is a leukotriene antagonist. It works by blocking another chemical…