单词	pentobarbitone
释义	pentobarbitone /ˌpɛntə(ʊ)ˈbɑːbɪtəʊn / (US pentobarbital) noun [mass noun] Medicine A narcotic and sedative barbiturate drug formerly used to relieve insomnia. Alternative name: 5-ethyl-5-(1-methylbutyl)-barbituric acid; often used as the sodium salt (sodium pentobarbitone, Nembutal). In this experiment, human volunteers consistently underestimated their performance impairment after acute administrations of triazolam, but not pentobarbital, a barbiturate.... One drug in particular, sodium pentobarbital - a barbiturate used to euthanize animals - is of prime concern. To induce a coma, an anesthesiologist typically infuses a patient with increasing doses of the barbiturate pentobarbital while monitoring her brain waves with electrodes. Origin 1930s: from pentane + barbitone (or barbital).
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