definition of corticosteroids
Corticosteroids are steroid hormones that are either produced by the body or are man-made. Systemic corticosteroids refer to corticosteroids that are given orally or by injection and distribute throughout the body. It does not include corticosteroids used in the eyes, ears, or nose, on the skin or that are inhaled, although small amounts of these corticosteroids can be absorbed into the body.