The mucosal atomizing device will be used intranasally where the sedative drug will be equally divided and sprayed into each nostril while the child semi reclined position.

Assessed by a 4 point Likert scale as follows: 1 (Good) the child accepted the drug without any refusal. 2 (fair) the child accepted the drug with some verbal resistance. 3 (poor) the child accepted the drug with some physical resistance. 4 (refused) the child refused but drug administration was possible after persuation.

Time taken by both routes to reach the desired level of sedation using Wilton et al sedation scale and it is scored as follows: 1. Agitated: Clinging parent and/or crying. 2.Alert: Awake, but not clinging to parent may whimper but not crying. 3.Calm: Sitting or lying comfortably with eyes spontaneously open. 4.Drowsy: Sitting or lying comfortably with eyes spontaneously closing but responds to minor stimulation. 5. Asleep: Eyes closed, rousable, does not respond to minor stimulation.

Anxiety level during local anesthesia administration will be evaluated using Venham's clinical anxiety scale. 0: Relaxed child, 1: Uneasy, concerned, 2:Child appears scared, 3:Shows reluctance to enter situation, difficulty in correctly assessing situational threat, 4:Anxiety interferes with ability to assess situation.