NCT01637714

Brief Summary

The investigators will evaluate the efficacy of multi-strain probiotics in adults with diarrhea predominant irritable bowel syndrome.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
70

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Jul 2012

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

June 21, 2012

Completed
10 days until next milestone

Study Start

First participant enrolled

July 1, 2012

Completed
10 days until next milestone

First Posted

Study publicly available on registry

July 11, 2012

Completed
12 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 1, 2013

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2013

Completed
Last Updated

June 18, 2013

Status Verified

June 1, 2013

Enrollment Period

1 year

First QC Date

June 21, 2012

Last Update Submit

June 17, 2013

Conditions

Outcome Measures

Primary Outcomes (1)

  • change of Irritable bowel syndrome symptom severity score (IBS-SSS)

    Severity and frequency of abdominal pain / abdominal bloating / bowel habitus / interfere degree of daily life

    after 8 weeks

Secondary Outcomes (5)

  • Stool frequency and form

    after 4 weeks and 8 weeks

  • Symptom control of irritable bowel syndrome

    after 4 weeks and 8 weeks

  • Improvement of overall symptom in patient with irritable bowel syndrome

    after 4 weeks and 8 weeks

  • Assessment for quality of life related with irritable bowel syndrome

    after 4 weeks and 8 weeks

  • Assessment for patient satisfaction after administration completion

    after 4 weeks and 8 weeks

Study Arms (2)

Multi-strain probiotics

EXPERIMENTAL
Drug: Multi-strain probiotics

Placebo powder

PLACEBO COMPARATOR
Drug: Placebo powder

Interventions

* B. longum BORI: 1 x 109 * B. bifidum BGN4: 1 x 109 * B. lactis AD011: 1 x 109 * B. infantis IBS007: 1 x 109 * Lactobacillus acidophilus AD031: 1 x 109 three times a day, within 10 minutes after meal, per oral with water

Multi-strain probiotics

same taste, shape, dosage as experimental drug three times a day, within 10 minutes after meal, per oral with water

Placebo powder

Eligibility Criteria

Age19 Years - 75 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • willing to consent/undergo necessary procedures
  • between the age of 19 and 75 years
  • diarrhea predominant irritable bowel syndrome (satisfied with Rome II criteria)

You may not qualify if:

  • uncontrolled hypertension (Blood pressure \> 180/110 mmHg)
  • uncontrolled diabetes mellitus (FBS \> 200 mg/dL)
  • malignancy, cerebrovascular disease, cardiovascular disease
  • history of abdominal surgery except appendectomy and hernia repair
  • inflammatory bowel disease
  • clinically or laboratory-confirmed gastroenteritis
  • the use of motility drug or dietary fiber supplement in 2 weeks
  • serum Cr \> 2 x Upper normal limit
  • AST or ALT \> 2 x Upper normal limit
  • Pregnancy, Lactating woman

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Seoul National University Hospital

Seoul, South Korea

RECRUITING

Study Officials

  • Joo Sung Kim, M.D.,PhD

    Seoul National University Hospital

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Joo Sung Kim, M.D., PhD

CONTACT

Kyoung Sup Hong, M.D.

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

June 21, 2012

First Posted

July 11, 2012

Study Start

July 1, 2012

Primary Completion

July 1, 2013

Study Completion

July 1, 2013

Last Updated

June 18, 2013

Record last verified: 2013-06

Locations