Phenobarbital

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phenobarbital

[¦fē·nō′bär·bə‚tȯl]
(pharmacology)
C12H12N2O3 A crystalline compound, 5-ethyl-5-phenylbarbituric acid, with a slightly bitter taste, melting at 174-178°C; soluble in water, alcohol, chloroform, and ether; used in medicine as a long-acting sedative, anticonvulsant, and hypnotic.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Phenobarbital

 

(trade name, Luminal), a medicinal preparation of the barbiturate group. Taken in powder or tablet form, phenobarbital is a long-acting soporific and is used in the treatment of such conditions as epilepsy and vascular spasms. Phenobarbital may be combined, in tablet form, with various other substances, including analgesic and spasmolytic preparations (for example, Andipal, Camphodal, or Paluphin).

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.