Five minutes before the induction of group G, 1 ml (1 mg / ml) iv granisetron, group K will receive 1 ml saline. Propofol at induction will be administered at a dose of 0.6 mg / kg of rocuronium at a dose of 2 mg / kg. Pre-induction, post-intubation and every five minutes SPO2, diastolic arterial pressure (DAP), mean arterial pressure (MAP), systolic arterial pressure(SAP) and heart rate (HR) will record. Intubation quality will be evaluated by evans score.