MuscimolGABA AgonistsGABA-A Receptor AgonistsReceptors, GABA-ABicucullinegamma-Aminobutyric AcidGABA AntagonistsBaclofenMicroinjectionsReceptors, GABACerebellar NucleiFlunitrazepamPicrotoxinGABA-A Receptor AntagonistsReceptors, GABA-BNipecotic AcidsOxazolesMedulla OblongataGABA AgentsRats, Sprague-DawleyPonsGABA-B Receptor AgonistsRats, Long-EvansSecobarbitalPentobarbitalIsoxazolesDiazepamChlormethiazole