Barbital

**Definition:** 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.

**Tree numbers:** - D03.383.742.698.253.150

**Synonyms:** - Barbitone - Diethylmalonylurea - Ethylbarbital