What Is Singulair?


Quick Answer

According to Drugs.com, Singulair is a leukotriene inhibitor that is prescribed to prevent asthma attacks in adults and children. It also can be used to prevent exercise-induced asthma in children.

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Full Answer

According to Drugs.com, Singulair inhibits the production of leukotrienes in a patient's body. Leukotrienes are chemicals released into people's bloodstreams whenever they breathe in a compound to which they are allergic. Leukotrienes cause swelling in the lungs and tightening of the muscles surrounding the airways. This may lead to breathing issues and asthma attacks. Singulair blocks the leukotrienes in patients who are prone to asthma attacks so that they can breathe easier around allergens.

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