Wakefulness-Promoting AgentsReceptors, Adrenergic, alpha-2NursesPurinergic P1 Receptor AgonistsNurse PractitionersSerotonin Receptor AgonistsDopamine AgonistsSerotonin 5-HT1 Receptor AgonistsSerotonin 5-HT2 Receptor AgonistsAdenosine A1 Receptor AgonistsNursing Staff, HospitalDose-Response Relationship, DrugGABA AgonistsGABA-A Receptor AgonistsAdenosine A2 Receptor AgonistsLactose IntoleranceAdrenergic alpha-2 Receptor AgonistsCannabinoid Receptor AgonistsSerotonin 5-HT4 Receptor AgonistsRats, Sprague-DawleyNurse's Practice PatternsNurse AdministratorsPurinergic P2 Receptor AgonistsReceptors, Adrenergic, alphaalpha 1-AntitrypsinReceptors, Opioid, kappaAdenosine A3 Receptor AgonistsAdrenergic alpha-AgonistsHistamine AgonistsAdenosineMuscarinic AgonistsNicotinic AgonistsNurse-Patient RelationsReceptors, Opioid, muSerotonin AntagonistsPhenethylaminesReceptors, Dopamine D22,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineAdrenergic beta-3 Receptor AgonistsRats, WistarEducation, Nursing, ContinuingHypoxia-Inducible Factor 1, alpha SubunitReceptors, Opioid, deltaAdrenergic AgonistsQuinpiroleBaclofenReceptors, Purinergic P1Excitatory Amino Acid AgonistsReceptors, Dopamine D1Radioligand AssayBenzazepines8-Hydroxy-2-(di-n-propylamino)tetralinSignal TransductionPiperidinesEnkephalin, Ala(2)-MePhe(4)-Gly(5)-Receptor, Adenosine A2AAdrenergic beta-AgonistsEducation, NursingCannabinoidsalpha7 Nicotinic Acetylcholine ReceptorReceptors, Adrenergic, alpha-1Nursing CareReceptors, OpioidMuscimolAdrenergic alpha-1 Receptor AgonistsCells, CulturedLigandsPyrrolidinesReceptors, SerotoninReceptors, NicotinicNaphthalenesMice, Inbred C57BLCalciumCyclic AMPTime FactorsAdenosine-5'-(N-ethylcarboxamide)ClonidineCholinergic Agonists