Phenobarbital

Synonyms

2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-5-phenyl-

Acid, Phenylethylbarbituric

Gardenal

Hysteps

Luminal

Monosodium Salt Phenobarbital

Phenemal

Phenobarbital Sodium

Phenobarbital, Monosodium Salt

Phenobarbitone

Phenylbarbital

Phenylethylbarbituric Acid

Sodium, Phenobarbital

A barbituric acid derivative that acts as a nonselective central nervous system depressant. It potentiates GAMMA-AMINOBUTYRIC ACID action on GABA-A RECEPTORS, and modulates chloride currents through receptor channels. It also inhibits glutamate induced depolarizations.