ClenbuterolAdrenergic beta-AgonistsDrug ResiduesAdrenergic beta-2 Receptor AgonistsPurinergic P1 Receptor AgonistsSerotonin Receptor AgonistsDopamine AgonistsSerotonin 5-HT1 Receptor AgonistsSerotonin 5-HT2 Receptor AgonistsReceptors, Adrenergic, beta-2Adenosine A1 Receptor AgonistsReceptors, Adrenergic, betaDose-Response Relationship, DrugEthanolaminesRats, Sprague-DawleyGABA AgonistsAdenosine A2 Receptor AgonistsInterleukin-1betaGABA-A Receptor AgonistsGABA-B Receptor AgonistsRats, WistarCannabinoid Receptor AgonistsAdrenergic AgonistsSerotonin 5-HT4 Receptor AgonistsFenoterolPhenethylaminesPurinergic P2 Receptor AgonistsAdrenergic alpha-2 Receptor AgonistsReceptors, Adrenergic, beta-1Receptors, Opioid, kappaAdenosine A3 Receptor AgonistsHistamine Agonistsbeta 2-MicroglobulinAdrenergic beta-2 Receptor AntagonistsAdrenergic beta-3 Receptor AgonistsMuscarinic AgonistsAdenosineAdrenergic beta-AntagonistsCells, CulturedReceptors, Opioid, muNicotinic AgonistsSerotonin AntagonistsAlbuterol2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineReceptors, Dopamine D2IsoproterenolMuscle, Skeletal