BUTABARBITAL By N., Pam M.S. - April 7, 2013 A barbiturate used to treat insomnia and for operation sedation. It is very toxic and not used very much. BUTABARBITAL: "Butabarbital is toxic when used too much." Related Psychology Terms BUTABARBITAL ZOPICLONE GLUTETHIMIDE BEHAVIORAL TOXICITY PIPERIDINEDIONES ADAPTIVE SYSTEM SLEEP-ONSET INSOMNIA ESTAZOLAM BENZODIAZEPINE ANTAGONISTS BEHAVIORAL TOXICITY Cite this page: N., Pam M.S., "BUTABARBITAL," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/butabarbital-2/ (accessed January 15, 2021).