Wakefulness-Promoting AgentsReceptors, Adrenergic, alpha-2Purinergic P1 Receptor AgonistsSerotonin Receptor AgonistsDopamine AgonistsSerotonin 5-HT1 Receptor AgonistsSerotonin 5-HT2 Receptor AgonistsAdenosine A1 Receptor AgonistsGABA AgonistsDose-Response Relationship, DrugGABA-A Receptor AgonistsAdenosine A2 Receptor AgonistsRats, Sprague-DawleyAdrenergic alpha-2 Receptor AgonistsGABA-B Receptor AgonistsCannabinoid Receptor AgonistsSerotonin 5-HT4 Receptor AgonistsPurinergic P2 Receptor AgonistsReceptors, Adrenergic, alphaalpha 1-AntitrypsinReceptors, Opioid, kappaAdrenergic alpha-AgonistsAdenosine A3 Receptor AgonistsHistamine AgonistsAdenosineNicotinic AgonistsMuscarinic AgonistsRats, WistarSerotonin AntagonistsReceptors, Opioid, muReceptors, Dopamine D2Phenethylamines2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineAdrenergic beta-3 Receptor AgonistsReceptors, Opioid, deltaAdrenergic AgonistsHypoxia-Inducible Factor 1, alpha SubunitBaclofenQuinpirolePiperidinesReceptors, Purinergic P1BenzazepinesExcitatory Amino Acid AgonistsReceptors, Dopamine D1Radioligand AssaySignal Transduction8-Hydroxy-2-(di-n-propylamino)tetralinTime FactorsAdrenergic beta-AgonistsDrug InteractionsEnkephalin, Ala(2)-MePhe(4)-Gly(5)-Cells, CulturedReceptor, Adenosine A2ACannabinoidsReceptors, OpioidReceptors, Adrenergic, alpha-1alpha7 Nicotinic Acetylcholine ReceptorPyrrolidinesMuscimolAdrenergic alpha-1 Receptor AgonistsReceptors, SerotoninLigandsNaphthalenesCalciumReceptors, NicotinicClonidineSerotoninCyclic AMPPyridinesMice, Inbred C57BLAdenosine-5'-(N-ethylcarboxamide)Cholinergic AgonistsAdrenergic alpha-AntagonistsKinetics