Analgosedative adjuncT keTAmine Infusion iN Mechanically vENTilated ICU Patients

standard of care plus Ketamine infusion at a fixed rate of 0.12 mg/kg/hr (2 µg/kg/min) in the first 24 hours followed by 0.06 mg/kg/hr (1 µg/kg/min) in the second 24 hours, then discontinued