Corticosteroids

(En español: Corticosteroides)

Say: kor-tih-ko-stir-oydz

Steroids? Aren't they illegal and dangerous to take? Illegal steroids used to build big muscles are bad news, but corticosteroids are an important kind of asthma medication. They are a type of controller medication. Controllers keep the airways in the lungs open and clear so you can breathe.