“…In addition, concomitant administration of propofol with midazolam brings drug synergy effect on sedation and contributes to decreased risk of having adverse events [ 4 , 6 ]. Therefore, by using midazolam and propofol combination regimen, it could provide short induction time, fast recovery, stable cardiorespiratory conditions, and rarely requires additional sedation, and therefore is safe and adequate for pediatric MRI sedation [ 6 , 12 ]. However, midazolam has longer induction and recovery times than propofol, these disadvantages are less severe than those seen with dexmedetomidine [ 10 , 11 ].…”