Medical Definition of budesonide
: a synthetic anti-inflammatory glucocorticoid C25H34O6 used in the form of an inhalational aerosol or powder especially to treat asthma, in the form of a nasal spray to treat allergic rhinitis or to treat or prevent nasal polyps, or in capsule form taken by mouth to treat Crohn's disease and ulcerative colitis ◆Budesonide is marketed under the trademarks Entocort, Pulmicort, Rhinocort Aqua, and Uceris and when used in combination with formoterol under the trademark Symbicort.
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