phenobarbital UK /ˌfiː.nə(ʊ)ˈbɑː.bɪt.əl/US /ˌfiː.noʊˈbɑɹ.bəˌtɔl/ noun1 •A narcotic and sedative barbiturate drug used chiefly to treat epilepsy.In trans-human state / It's time to evacuate / Waiting for a ride to take them to the Gate / Await the siren call / More phenobarbital / Pour it down the hatch, ingest it all — 2020 formsphenobarbitals