IRCT201509136480N9 IRCT 2015-10-24 Vice chancellor for research, Shahrekord University of Medical Sciences Determine the level of patient’s satisfaction of endoscopy using EMLA cream, EMLA gel, Lidocaine gel, Lidocaine spray and placebo gel Comparison of the effects of prescription EMLA cream before endoscopy to reduce pain and increase the satisfaction of patients during and after endoscopy, with the effect EMLA gel, Lidocaine gel, Lidocaine spray and placebo gel in endoscopy patients 2006-01-21 anticipated 150 Complete https://irct.ir/trial/6924 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Diagnostic, Other design features: In this study sampling method is a table of random numbers. N/A Pain and dissatisfaction during upper gastrointestinal endoscopy. Intervention 1: Intervention group 1: The EMLA cream are used five minutes before the endoscopy for Group A (manufactured by AstraZeneca), the dose is 5 g in posterior part of the tongue. Intervention 2: Intervention group 2: The EMLA gel are used five minutes before the endoscopy for Group B (manufactured by AstraZeneca), the dose is 5 g in posterior part of the tongue. Intervention 3: Intervention group 3: The Lidocaine gel are used five minutes before the endoscopy for Group C (manufactured by AstraZeneca), the dose is 5 g in posterior part of the tongue. Intervention 4: Intervention group 4: The Lidocaine spray 1% are used five minutes before the endoscopy for Group D (manufactured by AstraZeneca), the dose is 3 puffs in posterior part of the tongue. Intervention 5: Intervention group 5: The placebo gel are used five minutes before the endoscopy for Group E (manufactured by AstraZeneca), the dose is 5 g in posterior part of the tongue.