Hyoscine N-butylbromide for adenoma detection during colonoscopy: A randomized, double-blind, placebo-controlled study

Hyoscine N-butylbromide (HBB), commonly used during colonoscopy to facilitate cecal intubation, has been proposed to increase the adenoma detection rate (ADR).To evaluate whether HBB administration increases the adenoma detection rate and influences patients' tolerance.Consecutive colonoscopy outpatients were randomized after cecal intubation to receive either 20mg HBB or placebo i.v. The number, size, histology and location of polyps were...