A long-acting barbiturate that depresses most metabolic processes at high doses. It is used as a hypnotic and sedative and may induce dependence. Barbital is also used in veterinary practice for central nervous system depression.
Pharmacological action: gaba modulators, sedatives, barbiturate.
Chemical name: 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5,5-diethyl-
(12 Dec 1998)