FlumazenilGABA ModulatorsMidazolamDiazepamReceptors, GABA-AAntidotesBenzodiazepinesGABA-A Receptor AntagonistsAnti-Anxiety AgentsAdministration, OralConscious SedationTriazolamCarbolinesAnesthesia, DentalChlordiazepoxideGABA-A Receptor AgonistsAnesthesia Recovery PeriodDelayed Emergence from AnesthesiaHypnotics and SedativesDose-Response Relationship, DrugZolazepamFlunitrazepamTiletamineLorazepamInjections, IntravenousCarbon RadioisotopesDrug InteractionsSodium OxybatePregnanoloneRats, Sprague-DawleyBenzodiazepinonesDrug Administration ScheduleDouble-Blind MethodTime FactorsSubstance Withdrawal SyndromeComaDoxapramUnited States Food and Drug AdministrationPentylenetetrazoleTomography, Emission-ComputedGABA AgonistsRats, WistarBehavior, AnimalDrug Administration RoutesDrug ToleranceCarboxylesteraseHepatic Encephalopathy