Semen Hyoscyami


Seed of Hyoscyamus niger L., farnily Solanaceae.

Seed reniform or ovate, slightly flat, about 1 mm in diameter. Surface brown-yellow to grey-yellow, protruding reticular marks and hilum seen under magnifier. Bitter in taste, warm in nature, strongly toxic, and attributive to heart, liver and lung channels.

Same as Flos Daturae.

Pharmacological Action
1. Antisudorific, saliva antisecretory and mydriatic.
2. Relaxing the smooth muscles.
3. Increasing heart rate and exciting the respiratory center.

Administration Decoction:
0.6-1.2g of seeds 6r I-2g of roots and leaves, divided into 2-3 doses daily.


Please feel free to contact
Mr. Wang Tao

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