This study aimed to compare the efficacy of lidocaine spray (S) alone versus lidocaine spray combined with lidocaine viscous solution (S+V) in facilitating pharyngeal observation during Non-sedating upper gastrointestinal endoscopy (UGE).
A randomized controlled trial was conducted between July and October 2023 at Sawanpracharak hospital, Thailand. Of 250 patients undergoing UGE, 125 were randomly assigned to group S (lidocaine spray alone) and 125 to group S+V (lidocaine spray plus lidocaine viscous solution). The total dose of lidocaine did not exceed 5 mg/kg in both groups
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
250
Pharyngeal anesthesia using a topical lidocaine spray was administered in the preprocedure room, in the absence of the endoscopist or the research assistant. 5 minute before the UGE without any sedation
Pharyngeal anesthesia using topical viscous lidocaine solution + lidocaine spray were administered in the preprocedure room, in the absence of the endoscopist or the research assistant. 5 minute before the UGE without any sedation
Sawanpracharak hospital
Nakhon Sawan, Nakhonsawan, Thailand
procedural pain, measured using the visual analog scale (VAS).
The procedural pain was evaluated using a visual analog scale (VAS, 0-10) with 0 being none and 10 being the most painfull
Time frame: 30 minute after finished precedure
patient tolerance
1 = exceptional; 2 = well; 3 = fair; 4 = poor answer by endoscopist
Time frame: immediately after finished precedure
endoscopist satisfaction
1 = very satisfied; 2 = satisfied; 3 = neutral; and 4 = dissatisfied
Time frame: immediately after finished precedure
patient satisfaction
1 = very satisfied; 2 = satisfied; 3 = neutral; and 4 = dissatisfied
Time frame: 30 minute after finished precedure
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