A Study Evaluating Sedation of Intravenous Administration of HSK3486 Injectable Emulsion in ICU Patients Undergoing Mechanical Ventilation

Loading Dose：0.1 mg/kg, infused with 4 min ± 30 s； Maintenance Dose：Maintenance is started at 0.3 mg/kg/h, and the dose can be adjusted up and down by 0.05-0.1 mg/kg/h. Range of maintenance dose: 0.06-0.8 mg/kg/h

"Loading Dose：0.5 mg/kg, infused with 4 min ± 30 s~Maintenance Dose：Maintenance is started at 1.5 mg/kg/h, and the dose can be adjusted up and down by 0.25-0.5 mg/kg/h. Range of maintenance dose:~0.3-4 mg/kg/h"