IRCT20200526047573N1 IRCT 2020-10-20 Babol University of Medical Sciences The effect of lidocaine spray to decrease propofol dosage Comparison of the sedation effect of propofol with lidocaine spray versus isolated propofol admission during upper GI endoscopy in elective and outpatient patients 2020-05-20 anticipated 160 Complete https://irct.ir/trial/48450 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Samples will be randomly divided into two groups. In this study, coin toss will be used to generate a random sequence in the trial. So that one of the study groups is head and the other is the tail, and based on the sample size, the same number of coins will be thrown, and the individuals will be randomly assigned to two groups. Group tail patients will be treated with propofol with lidocaine spray and heads treated with propofol. 3 Diseases of upper digestive system which need endoscopy. Intervention 1: propofol (Razavi Pharmacy) at a dose of 50 μg/kg. Intervention 2: propofol at a dose of 50 μg/kg and a total of 3 puffs of 10% lidocaine spray (Caspian Tamin company) to the throat and to the tip of the endoscope tube. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is There is no further information.