Systolic blood pressure, heart rate, and SpO2 were decreased, and RSS score was increased significantly at both 20 min and 40 min after injection of dexmedetomidine in the three study groups compared to baseline, without significant differences between the groups.
Dexmedetomidine 0.25 μg/kg/hr
Dexmedetomidine 0.75 μg/kg/hr
Systolic blood pressure