Conditions: Dietary Modification
Keywords: Diet Control before Colonoscopy
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 180
Healthy volunteers: no

Brief summary:
The purpose of this study is to evaluate the efficacy and the acceptability of low-residue diet package (Enimaclin®) as diet control before colonoscopy.

Detailed description:
In this study, we investigate a randomized, single-blinded, comparative study to evaluate the efficacy and the acceptability of low-residue diet package (Enimaclin®) as diet control before colonoscopy.

Arms:
arm 1: Low-residue diet package with normal amount 2L PEG-ELS arm 2: Self-controlled diet with normal amount of 2L PEG-ELS arm 3: Low-residue diet package with low volume 1.5L PEG-ELS

Interventions: intervention 1: Enimaclin® intervention 2: Self-controlled diet intervention 3: 2L PEG-ELS intervention 4: low volume 1.5L PEG-ELS
Intervention descriptions: intervention 1: Enimaclin Colomil ® (Glico Co., Japan Osaka)，a low-residue diet package for each meal.

The duration of study is one day before colonoscopy. intervention 2: Self-controlled low residue diet. intervention 3: Normal volume of PEG-ELS intervention 4: Low volume PEG-ELS

Protocol document: