Abbreviations:
SE
Aronchick Bowel Preparation Scorethe day before the examination and after bowel cleansingthe day before the examination and before bowel cleansingbubble scorepolyethylene glycolthe day of the examination and after bowel cleansingthe day of the examination and before bowel cleansingSupplemental Digital Content is available for this article.The authors have no funding and conflicts of interest to disclose.The datasets generated during and/or analyzed during the current study are available from the corresponding author on reasonable request.How to cite this article: Jung W, Oh GM, Kim JH, Choi YJ, Son MY, Jung K, Kim SE, Moon W, Park MI, Park SJ. When should patients take simethicone orally before colonoscopy for avoiding bubbles: A single-blind, randomized controlled study. Medicine 2023;102:19(e33728).