Hormone AntagonistsDopamine AntagonistsExcitatory Amino Acid AntagonistsNeurokinin-1 Receptor AntagonistsNarcotic AntagonistsHistamine H2 AntagonistsInterleukin 1 Receptor Antagonist ProteinMuscarinic AntagonistsDose-Response Relationship, DrugGABA AntagonistsHistamine H1 AntagonistsPurinergic P1 Receptor AntagonistsPiperidinesRats, Sprague-DawleyHistamine AntagonistsNicotinic AntagonistsAdenosine A2 Receptor AntagonistsAdrenergic alpha-1 Receptor AntagonistsPurinergic P2 Receptor AntagonistsSerotonin 5-HT3 Receptor AntagonistsSerotonin 5-HT2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsLeukotriene AntagonistsAngiotensin Receptor AntagonistsRats, WistarAdrenergic alpha-2 Receptor AntagonistsAdrenergic AntagonistsGABA-A Receptor AntagonistsAdrenergic alpha-AntagonistsHistamine H3 AntagonistsRadioligand AssayReceptors, SerotoninReceptors, EndothelinAdrenergic beta-2 Receptor AntagonistsReceptors, N-Methyl-D-AspartateBinding, CompetitiveSerotonin 5-HT1 Receptor AntagonistsCalcium Channel BlockersDizocilpine MaleateGuinea PigsPyridinesAdenosine A3 Receptor AntagonistsReceptor, Endothelin ABenzazepinesBiphenyl CompoundsEstrogen AntagonistsNaltrexoneDrug InteractionsPiperazinesSulfonamidesCells, CulturedNaloxoneSerotonin Receptor AgonistsXanthinesPurinergic P2X Receptor AntagonistsPyrazolesPeptides, CyclicPurinergic AntagonistsIndolesSubstance PAzepinesAdrenergic beta-AntagonistsPrazosinSerotoninCannabinoid Receptor AntagonistsCalciumPyrrolidinesTetrazolesProstaglandin AntagonistsElectric StimulationQuinoxalinesReceptors, Neurokinin-1NeuronsSignal TransductionBehavior, AnimalReceptors, Dopamine D2GABA-B Receptor AntagonistsDioxanesMineralocorticoid Receptor AntagonistsKetanserinOligopeptidesYohimbineTime FactorsReceptors, VasopressinReceptors, OpioidAdenosineReceptor, Cannabinoid, CB1LigandsMuscle ContractionSialoglycoproteinsReceptors, CholecystokininReceptors, Opioid, muReceptor, Endothelin BBenzodiazepinonesInjections, IntraventricularN-Methylaspartate2-Amino-5-phosphonovalerateCapsaicinEndothelin-1Norepinephrine