Wakefulness-Promoting AgentsReceptors, Adrenergic, alpha-2Interleukin 1 Receptor Antagonist ProteinNeurokinin-1 Receptor AntagonistsHistamine H2 AntagonistsExcitatory Amino Acid AntagonistsPurinergic P1 Receptor AntagonistsDose-Response Relationship, DrugHormone AntagonistsDopamine AntagonistsRats, Sprague-DawleyPiperidinesSerotonin 5-HT3 Receptor AntagonistsNarcotic AntagonistsAdenosine A2 Receptor AntagonistsAngiotensin Receptor AntagonistsSerotonin 5-HT2 Receptor AntagonistsMuscarinic AntagonistsHistamine H1 AntagonistsPurinergic P2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsGABA AntagonistsRats, WistarAdrenergic alpha-1 Receptor AntagonistsHistamine AntagonistsNicotinic AntagonistsGABA-A Receptor AntagonistsReceptors, EndothelinLeukotriene AntagonistsAdrenergic alpha-2 Receptor AntagonistsReceptors, SerotoninAdrenergic alpha-AntagonistsReceptors, N-Methyl-D-AspartateSialoglycoproteinsReceptor, Endothelin ASerotonin 5-HT1 Receptor AntagonistsDizocilpine MaleateRadioligand AssayReceptors, Adrenergic, alphaBiphenyl CompoundsBenzazepinesPyridinesHistamine H3 AntagonistsReceptors, Interleukin-1TetrazolesGuinea PigsBinding, CompetitiveXanthinesAdrenergic AntagonistsSerotonin AntagonistsDrug InteractionsSerotonin Receptor AgonistsSulfonamidesPeptides, CyclicIndolesPyrazolesCells, Culturedalpha 1-AntitrypsinAdenosine A3 Receptor AntagonistsAzepinesQuinoxalinesSubstance PPiperazinesPurinergic P2X Receptor AntagonistsSerotoninTime FactorsGABA-B Receptor AntagonistsNeuronsReceptors, Neurokinin-1Adrenergic beta-2 Receptor AntagonistsSignal TransductionPyrrolidinesEndothelin-1LosartanBehavior, AnimalPrazosinNaltrexoneReceptors, BradykininReceptor, Endothelin BReceptors, CholecystokininCimetidineKetanserinReceptors, VasopressinNaloxoneElectric StimulationReceptors, Dopamine D2CalciumCannabinoid Receptor AntagonistsDevazepide2-Amino-5-phosphonovalerateReceptor, Cannabinoid, CB1AdenosineReceptors, ThromboxaneDisease Models, AnimalReceptors, Adrenergic, alpha-1Injections, IntraventricularSerotonin 5-HT4 Receptor AntagonistsBenzimidazolesAdrenergic alpha-AgonistsReceptors, Neurokinin-2