The purpose of this study is to investigate the relationship between the change of intestinal bacterial flora and the recovery, and the incidence of symptoms such as abdominal discomfort after colonoscopy. And the investigators will also analyze the effects of probiotics on the degree of change, recovery, and symptom development in intestinal flora.
The investigators divided two groups. (total number = 100 subjects) 1. with probiotics group - 50 subjects * Participants included in this group will be taken probiotics for 1 month after bowel preparation for colonoscopy. 2. without probiotics group - 50 subjects * Participants included in this group will not be taken probiotics for 1 month after bowel preparation for colonoscopy.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
NONE
Enrollment
100
Participants included in this group will be taken probiotics for 1 month after bowel preparation for colonoscopy.
Kosin University Gospel Hospital
Busan, South Korea
The effect of probiotics on the change of gut microbiota after bowel preparation.
Analysis the change of gut microbiota before and after bowel preparation for colonoscopy, and the effect of probiotics.
Time frame: eight months
The occurrence of symptoms
Analysis the occurrence of symptoms including abdominal discomfort, diarrhea, constipation or abdominal blotting after bowel preparation for colonoscopy.
Time frame: eight months
The correlation between symptoms and gut microbiota..
Analysis the the correlation between the symptoms after bowel preparation for colonoscopy and the changes of gut microbiota.
Time frame: eight months
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