Persistently elevated glucose levels in patients with or without previousdiabetes ) should receive intravenous infusion of insulin to maintain bloodglucose levels ≤ 180 mg/dL.Those requiring a time greater than or equalto 3 days of ICU, prolonged ventilatory support, inotropic drugs or technicalsupport, renal insufficiency, antiarrhythmic therapy should be infused withcontinuous insulin to maintain a blood glucose level of <150 mg/dL[11-13]. Here, INS is linked to Renal insufficiency.