ApomorphineDopamine AgonistsInfusions, IntravenousReceptors, DopamineHaloperidolInfusion PumpsInfusions, ParenteralPiribedilEmeticsPenile ErectionPimozideStereotyped BehaviorDopamine AntagonistsStartle ReactionDopamineLevodopaAntiparkinson AgentsReceptors, Dopamine D2CatalepsyTranquilizing AgentsCarbidopaInfusions, Intra-ArterialSensory GatingHydroxydopaminesQuinpiroleYawningParkinson DiseaseDopamine AgentsAdministration, SublingualDose-Response Relationship, DrugParkinson Disease, SecondaryDomperidone2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineReceptors, Dopamine D1OxidopamineAmphetamineErgolinesMotor ActivityBis(4-Methyl-1-Homopiperazinylthiocarbonyl)disulfideRats, Sprague-DawleyBehavior, AnimalHarmineCorpus StriatumSubstantia NigraBenzazepinesReceptors, Dopamine D3PenisInjections, SubcutaneousDyskinesia, Drug-InducedSulpirideFlupenthixolLisurideSpiperoneErectile DysfunctionMetoclopramide