Meaning of digitoxin

dig•i•tox•in

Pronunciation: (dij"i-tok'sin), [key]
— n. Pharm.
  1. a white, crystalline, water-insoluble cardiac glycoside, CHO, or a mixture of cardiac glycosides of which this is the chief constituent, obtained from digitalis and used in the treatment of congestive heart failure.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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