Inhaled & Oral Corticosteroids Make an Appointment Patient Education Find a Doctor Download Patient Education Corticosteroids (steroids) are medicines that are used to treat many chronic diseases. Corticosteroids are very good at reducing inflammation (swelling) and mucus production in the airways of the lungs. They also help other quick-relief medicines work better. The steroids (corticosteroids) used to treat asthma and other chronic lung diseases are not the same as anabolic steroids, used illegally by some athletes for bodybuilding. Corticosteroids do not affect the liver or cause sterility. Download PDF: Inhaled & Oral Corticosteroids Download PDF: Inhaled & Oral Corticosteroids View more information on Inhaled Steroids National Jewish Health authors free downloadable patient education materials to provide you and your family the information and tools to help manage your disease. They include Understanding Booklets, Med Facts, Test Facts, Medication handouts and more. Search Free Education Materials