Medical Term:

phenobarbital

Pronunciation: fē′nō-bar′bi-tahl

Definition: A long-acting oral or parenteral sedative, anticonvulsant, and hypnotic; also available as a soluble sodium salt; also used in therapeutic management of epilepsy and induction of hepatic microsomal enzymes.

Synonym(s): phenylethylbarbituric acid, phenylethylmalonylurea

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