Adrenergic AntagonistsAdrenergic alpha-AntagonistsPrazosinYohimbineAdrenergic beta-2 Receptor AntagonistsReceptors, Adrenergic, alphaAdrenergic alpha-AgonistsAdrenergic alpha-1 Receptor AntagonistsAdrenergic beta-AntagonistsClonidineIdazoxanPropanolaminesReceptors, AdrenergicAdrenergic alpha-2 Receptor AntagonistsButoxamineAdrenergic AgonistsPropranololNorepinephrineAdrenergic beta-1 Receptor AntagonistsTimololReceptors, Adrenergic, alpha-2MedetomidineDioxanesPhentolamineEpinephrineAdrenergic alpha-1 Receptor AgonistsDoxazosinReceptors, Adrenergic, alpha-1Receptors, Adrenergic, betaPhenylephrineAdrenergic alpha-2 Receptor AgonistsDose-Response Relationship, DrugAdrenergic beta-AgonistsIsoproterenolRats, Sprague-DawleyRats, WistarImidazolesRats, Inbred StrainsHormone AntagonistsBlood PressureHeart RateDopamine AntagonistsExcitatory Amino Acid AntagonistsNeurokinin-1 Receptor AntagonistsNarcotic AntagonistsHistamine H2 AntagonistsInterleukin 1 Receptor Antagonist ProteinMuscarinic AntagonistsGABA AntagonistsHistamine H1 AntagonistsPurinergic P1 Receptor AntagonistsPiperidinesHistamine AntagonistsNicotinic AntagonistsAdenosine A2 Receptor AntagonistsPurinergic P2 Receptor AntagonistsSerotonin 5-HT3 Receptor AntagonistsSerotonin 5-HT2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsLeukotriene AntagonistsAngiotensin Receptor AntagonistsGABA-A Receptor AntagonistsHistamine H3 AntagonistsRadioligand AssayReceptors, SerotoninReceptors, EndothelinReceptors, 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 PAzepinesSerotoninCannabinoid Receptor AntagonistsCalciumPyrrolidinesTetrazolesProstaglandin AntagonistsElectric Stimulation