hyoscyamine

American  

[hahy-uh-sahy-uh-meen, -min] / ˌhaɪ əˈsaɪ əˌmin, -mɪn /

noun

Pharmacology.

1. a poisonous alkaloid, C 17 H 23 NO 3 , obtained from henbane and other solanaceous plants, used as a sedative, analgesic, mydriatic, and antispasmodic.

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hyoscyamine British  

/ ˌhaɪəˈsaɪəˌmiːn, -mɪn /

noun

1. a poisonous alkaloid occurring in henbane and related plants: an optically active isomer of atropine, used in medicine in a similar way. Formula: C 17 H 23 NO 3

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Etymology

Origin of hyoscyamine

First recorded in 1855–60; hyoscyam(us) + -ine ²

Example Sentences

See Examples For:

hyoscyamine

Srinivasan and Smolke4 engineered the yeast Saccharomyces cerevisiae to make the drugs hyoscyamine and scopolamine from glucose and amino acids.

From Nature ● Sep. 1, 2020

They then compared the activity of the HDH-encoding gene from A. belladonna with equivalents from other plants, and finally selected the gene from Circe’s jimsonweed as being optimal for hyoscyamine and scopolamine production.

From Nature ● Sep. 1, 2020

I think, therefore, that both Planta and Schmidt must have worked with a mixture of atropine and hyoscyamine.

From Scientific American Supplement, No. 324, March 18, 1882 by Various

Hoehn and Reichardt have recently studied hyoscyamine in a very complete manner.

From Scientific American Supplement, No. 324, March 18, 1882 by Various

I have worked with the hyoscyamine of both Merck and Trommsdorff, as well as with a product which I obtained from hyoscyamus seeds myself.

From Scientific American Supplement, No. 324, March 18, 1882 by Various