In present times, ventilation therapies such as intubation are more prominent, and difficulties have been reported during intubations [1-4]. Endotracheal intubations are critical in the resuscitation of the acutely ill and complications such as bradycardia and hypoxaemia have been reported [5-7]. Laryngoscopy is associated with a reflex sympathetic pressor response resulting in hypertension and arrhythmia [8-12]. During intubations, the haemodynamic responses are mostly short-lived and tolerated by healthy patients but can be detrimental in patients with cardiovascular diseases [13, 14]. Diverse views on the efficacy of intubating laryn