PhencyclidineReceptors, PhencyclidinePhencyclidine AbuseHallucinogensPhenazocineDizocilpine MaleateExcitatory Amino Acid AntagonistsClozapineAmphibian VenomsReceptors, sigmaDibenzocycloheptenesReceptors, NeurotransmitterDextroamphetamineHaloperidolReceptors, N-Methyl-D-AspartateAntipsychotic AgentsKetamineCyclazocineStartle ReactionPsychoses, Substance-InducedAzirinesPrefrontal CortexDioxolanesDose-Response Relationship, DrugStreet DrugsPentobarbitalSaccharinSubstance Abuse DetectionStereotyped BehaviorColumbidaeSchizophreniaTorpedoReinforcement ScheduleRats, Sprague-DawleyMotor ActivityN-MethylaspartateBehavior, AnimalBenzomorphansAmphetamineRitanserinElectric Organ