<prompt> The only non-catecholamine sympathomimetic drug out of the following is:AdrenalineEphedrineDopamineIsoprenaline  <response>: Sympathomimetic drug Catecholamines Non catecholamines Endogenous Adrenaline Nor adrenaline Dopamine Exogenous Dobutamine Fenoldopam Isoprenaline Rest all More information:Indirectly acting sympathomimetic drugs are:1. Reuptake inhibitors: Cocaine, TCA.2. Displacement of catecholamines from vesicles: Tyramine- shows tachyphylaxis. Ephedrine Pseudoephedrine 