Drug groups [BR:br08330] Cardiovascular agent DG01456 Adrenergic receptor agonist DG01455 beta-Adrenergic receptor agonist DG01452 beta2-Adrenergic receptor agonist D01835 Clorprenaline hydrochloride Target-based classification of drugs [BR:br08310] G Protein-coupled receptors Rhodopsin family Adrenaline ADRB2 [HSA:154] [KO:K04142] D01835 Clorprenaline hydrochloride (JAN/USAN)