Dopamine AgonistsDose-Response Relationship, DrugHormone AntagonistsDopamine AntagonistsNarcotic AntagonistsExcitatory Amino Acid AntagonistsRats, Sprague-DawleyNeurokinin-1 Receptor AntagonistsGABA AgonistsPiperidinesHistamine H2 AntagonistsMuscarinic AntagonistsPurinergic P1 Receptor AgonistsGABA AntagonistsPurinergic P1 Receptor AntagonistsInterleukin 1 Receptor Antagonist ProteinMuscarinic AgonistsNicotinic AgonistsHistamine AntagonistsHistamine H1 AntagonistsHistamine AgonistsNicotinic AntagonistsRats, WistarRadioligand AssayAdenosine A2 Receptor AntagonistsPurinergic P2 Receptor AntagonistsAdrenergic AgonistsAdrenergic alpha-2 Receptor AgonistsSerotonin 5-HT2 Receptor AgonistsAdrenergic alpha-1 Receptor AntagonistsSerotonin 5-HT1 Receptor AgonistsAdrenergic alpha-AgonistsSerotonin 5-HT2 Receptor AntagonistsAdrenergic beta-AgonistsPurinergic P2 Receptor AgonistsReceptors, Opioid, muBinding, CompetitiveAdrenergic alpha-AntagonistsSerotonin 5-HT3 Receptor AntagonistsAdenosine A1 Receptor AntagonistsGABA-A Receptor AgonistsCells, CulturedReceptors, Opioid, kappaExcitatory Amino Acid AgonistsGuinea PigsLigandsAdenosine A1 Receptor AgonistsBenzazepinesReceptors, Dopamine D2Adrenergic beta-2 Receptor AntagonistsAdrenergic alpha-2 Receptor AntagonistsCholinergic AgonistsCalciumPyridinesAdrenergic AntagonistsReceptors, Opioid, deltaGABA-A Receptor AntagonistsDrug InteractionsAdenosineLeukotriene AntagonistsReceptors, OpioidAdrenergic alpha-1 Receptor AgonistsSignal TransductionNaltrexoneAngiotensin Receptor AntagonistsPyrrolidinesPiperazinesSerotoninCannabinoid Receptor AgonistsCyclic AMPIndolesNaloxoneReceptors, N-Methyl-D-AspartateReceptors, Purinergic P1CHO CellsNeuronsCalcium Channel BlockersQuinoxalinesReceptors, MuscarinicReceptor, Cannabinoid, CB1XanthinesSerotonin 5-HT1 Receptor AntagonistsReceptors, G-Protein-CoupledHistamine H3 AntagonistsCarbacholSubstance PSulfonamidesOligopeptidesTime FactorsBehavior, AnimalCricetinaeReceptors, EndothelinCell LineAdrenergic beta-AntagonistsMuscle ContractionIsoproterenolCannabinoidsReceptors, Dopamine D1Gonadotropin-Releasing HormoneAdenosine A3 Receptor Antagonists