ApomorphineDopamine AgonistsReceptors, DopamineHaloperidolPiribedilPenile ErectionEmeticsDopamine AntagonistsStereotyped BehaviorPimozideAdministration, OralStartle ReactionDopamineLevodopaAntiparkinson AgentsReceptors, Dopamine D2CatalepsyTranquilizing AgentsDose-Response Relationship, DrugAdministration, SublingualCarbidopaRats, Sprague-DawleySensory GatingHydroxydopaminesQuinpiroleYawningMotor ActivityDopamine AgentsParkinson DiseaseInjections, SubcutaneousAmphetamineDomperidoneParkinson Disease, SecondaryBehavior, AnimalOxidopamineReceptors, Dopamine D12,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineErgolinesBis(4-Methyl-1-Homopiperazinylthiocarbonyl)disulfideInjections, IntravenousDrug Administration ScheduleRats, WistarCorpus StriatumInfusion PumpsSubstantia NigraBenzazepinesHarmineTime FactorsReceptors, Dopamine D3PenisDyskinesia, Drug-InducedSulpirideRats, Inbred StrainsSpiperoneErectile DysfunctionLisurideDrug InteractionsUnited States Food and Drug AdministrationFlupenthixolInjections, IntraventricularBromocriptineAntipsychotic AgentsInjectionsMetoclopramideScopolamine HydrobromideDrug Administration Routes