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Pronunciation: san'to-nin

Definition: The inner anhydride or lactone of santoninic acid, obtained from santonica, the unexpanded flower heads of Artemisia cina and other species of Artemisia (family Compositae); has been used to effect expulsion of roundworms (Ascaris lumbricoides), and in the treatment of urinary incontinence.

[G. santonikon, wormwood]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.