<prompt> Systemic vascular resistance is twice that of normal, treatment should beAdrenalineNor adrenalineSodium nitroprussideIsoprenaline  <response>: Increase in systemic vascular resistance means vasoconstriction, this is a vasodilator drugs like nitroprusside is given. Adrenaline and noradrenaline act as vasopressors whereas isoprenaline increases systolic blood pressure by acting on hea Refer kDT 7e p567 