Lexic.us

Definition of Hyoscyamine

1. Noun. A poisonous crystalline alkaloid (isometric with atropine but more potent); used to treat excess motility of the gastrointestinal tract.

Definition of Hyoscyamine

1. n. An alkaloid found in henbane (Hyoscyamus niger), and regarded as its active principle. It is also found with other alkaloids in the thorn apple and deadly nightshade. It is extracted as a white crystalline substance, with a sharp, offensive taste. Hyoscyamine is isomeric with atropine, is very poisonous, and is used as a medicine for neuralgia, like belladonna. Called also hyoscyamia, duboisine, etc.

Definition of Hyoscyamine

1. Noun. (chemistry) an alkaloid, the stereoisomer of atropine, used medicinally to treat abdominal pain and similar conditions ¹

¹ Source: wiktionary.com

Definition of Hyoscyamine

1. [n -S]

Medical Definition of Hyoscyamine

1. A chemical with the formula C17H23O3N which is a white powder at room temperature and which melts at 108.5 degrees C. It comes from plants such as henbane and belladona. Hyoscyamine is used medically as the levorotatory isomer of racemic atropine and as an anticholinergic alkaloid. (08 Mar 2000)

Lexicographical Neighbors of Hyoscyamine

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