All are endogenous catecholamines except ?
High-Yield Explanation
Ans. is 'd' i.e., Dobutamine Catecholamines Endogenous : -Adrenaline, noradrenaline, dopamine. Synthetic : - Isoprenaline, Dobutamine, Dopexamne, Fenoldopam, Dipivefrine, Ibopamine.