The only non-catecholamine sympathomimetic drug out of the following is:: (A) Adrenaline, (B) Ephedrine, (C) Dopamine, (D) Isoprenaline
Answer is B. 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