The efficacy of intravenous hyoscine-N-butylbromide during colonoscopy : a prospective, randomized, double-blind, placebo-controlled study

摘要

Background and study aims : Colonic spasm makes colonoscope advancement difficult. This prospective, randomized, double-blind, placebo-controlled study aimed to evaluate the efficacy of hyoscine-N-butylbromide as an antispasmodic during colonoscopy.