[ bey-tuh-meth-uh-sohn or, esp. British, bee- ]
/ ˌbeɪ təˈmɛθ əˌsoʊn or, esp. British, ˌbi- /

noun Pharmacology.

a synthetic analogue of a glucocorticoid, C22H29FO5, used in various forms in the treatment of inflammation, allergies, and tumors, and for replacement therapy in adrenal insufficiency.

Origin of betamethasone

perhaps beta + meth(yl) + -a- connective vowel + (hydrocorti)sone, components of the chemical name Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for betamethasone

[ bā′tə-mĕthə-sōn′, bē′- ]


A synthetic crystalline glucocorticoid powder used as a topical anti-inflammatory agent for the treatment of dermatological conditions.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.