Pharmacology Clonidine is used as an antihypertensive agent but if used as a fast intravenous injection, it can increase the blood pressure due to: A Stimulation of vasomotor center B Release of noradrenaline from adrenergic nerve endings C Agonistic action on vascular Ξ±2 adrenergic receptors D Cardiac stimulation π‘ Explanation Clonidine is used as an antihypertensive agent but if used as a fast intravenous injection, it can increase the blood pressure due to: β Correct Answer: C. Agonistic action on vascular Ξ±2 adrenergic receptors