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The effects of probiotics before bowel preparation for colonoscopy

Is it effective to take probiotics before bowel preparation for colonoscopy? (Randomized double-blind, placebo-controlled trial)

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
CRIS
Registry ID
KCT0006321
Enrollment
100
Registered
2021-07-06
Start date
2021-05-25
Completion date
Unknown
Last updated
2021-07-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

Dietary Supplement : Duolac Gold or control Food (Maltotextrin) once a day (2 packs), oral dose for a total of 40 days - Duolac Gold is a commercial product including L. acidophilus CBT LA1, L. rhamno

Sponsors

Kosin University Gospel Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Outpatient visitors, adults aged 40 to 65 who want colonoscopy for general examination

Exclusion criteria

Exclusion criteria: - Patients with cancer or inflammatory bowel disease - Patients taking drugs related to gastrointestinal movement (laxatives, metoclopramide, tegaserod, erythromycin, PPI) within one month of examination, or antibiotics - Patients with BMI greater than 30 - Patients with lactase deficiency - Patients taking immunosuppressants

Design outcomes

Primary

MeasureTime frame
Analysis of the effect of taking probiotics before bowel preparation for colonoscopy on the recovery of gut microbiome and the occurrence of abdominal symptoms.

Secondary

MeasureTime frame
Analysis of differences in composition and distribution of gut microbiome and changes in specific strains before and after the enteric drug in the probiotics group and the placebo group

Countries

Korea, Republic of

Contacts

Public ContactJae Hyun Kim

Kosin University Gospel Hospital

kjh8517@daum.net+82-51-990-3147

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Feb 4, 2026