NCT00194922

Brief Summary

The purpose of this study is to determine the tolerance and efficacy of the probiotic E. Coli Strain M17 on symptoms and Quality of Life in Individuals with Irritable Bowel Syndrome (IBS).

Trial Health

87
On Track

Trial Health Score

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

Enrollment
35

participants targeted

Target at P25-P50 for phase_2

Timeline
Completed

Started Aug 2004

Geographic Reach
1 country

1 active site

Status
completed

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

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

August 1, 2004

Completed
1.1 years until next milestone

First Submitted

Initial submission to the registry

September 12, 2005

Completed
7 days until next milestone

First Posted

Study publicly available on registry

September 19, 2005

Completed
1.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

November 1, 2006

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

November 1, 2006

Completed
Last Updated

April 4, 2008

Status Verified

April 1, 2008

Enrollment Period

2.3 years

First QC Date

September 12, 2005

Last Update Submit

April 3, 2008

Conditions

Outcome Measures

Primary Outcomes (1)

  • Relief of pain and discomfort for at least 2 weeks per month over a 12 week period

    at the completion of the study

Secondary Outcomes (1)

  • Changes in stool consistency, stool frequency, and bloating

    At the completion of the study

Study Arms (1)

A

PLACEBO COMPARATOR
Dietary Supplement: E. Coli Strain M17 Probiotic

Interventions

30 ml PO BID for 12 weeks

Also known as: ProBactrix
A

Eligibility Criteria

Age18 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Age =18 or =80, males and females.
  • Diagnosed with IBS by Rome II criteria , also called "bloating"
  • Normal colonic anatomy in the past 5 years as evidenced by a colonoscopy, flex sigmoidoscopy, Barium enema, Sonography, or other exam deemed acceptable by the study physician
  • Normal thyroid function tests (or compensated on thyroid replacement) and negative antibody screening test for celiac disease.
  • Normal blood chemistries and CBC for age, sex measured within 6 months of starting study.

You may not qualify if:

  • Pregnant, breast-feeding, or not using approved methods of contraception (if of childbearing potential)
  • Unstable medical disorder or other GI disorder (per discretion of screening physician), especially Crohn's disease, history of carcinomas of the bowel, malabsorption syndrome, intolerance to certain food types (such as lactose), functional diarrhea, and functional constipation
  • Patient has undergone MAJOR abdominal surgery in the past (note: an appendectomy, for example, is not included in this definition.
  • Patient has had E. coli strain M17 administered in the past six months
  • History of major psychiatric disorder or substance abuse within the previous 2 years, including psychiatric illnesses requiring medication that may cause doubt in the validity of the signed Informed Consent form --
  • Existing illness or medical condition that will prevent the patient from participating in the study (such as severe heart disease, insulin dependent diabetes, hyperactive thyroid gland, HIV positive, anemia, etc.)
  • Participation in another clinical study during the past four weeks.
  • Candidate will not be available for the next 18 weeks (2 weeks run-in, 12 weeks study, 4 weeks follow-up)
  • Recent abnormal values in any routine lab tests prior to beginning the trial product, with values deviating from normal in either direction by a factor of 2.5, unless follow up test has been shown to be normal. Elevated liver function tests: aspartate aminotransferase or alanine aminotransferase \>2.5 times upper limit of normal. Elevated renal function test: serum creatinine \> 152.4 mmol/L (or appropriate upper cutoff per lab. Abnormal CBC indicating anemia by age and sex standards. Abnormal urinalysis (evidence of infection or albumin). Hyperthyroidism or hypothyroidism: T4 or TSH greater than or less than normal range. If previously diagnosed, disease must be managed and stable.
  • Positive antibody test for celiac disease.
  • Non-skin malignancy in previous 5 years
  • Any use of an investigational drug within 30 days of screening period
  • Any use of a probiotic supplement within 30 days of the screening period (with the exception of standard food yogurt products)
  • Any use of antibiotics within 42 days of the screening period (however, candidate may wait to initiate screening exam until 42 days have lapsed since antibiotic course was completed)
  • Current use of any drugs or treatments which the study physician believes has caused gastrointestinal symptoms that may be confused with or add to the symptoms of IBS.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Cornell Weill Medical College

New York, New York, 10021, United States

Location

MeSH Terms

Conditions

Irritable Bowel Syndrome

Condition Hierarchy (Ancestors)

Colonic Diseases, FunctionalColonic DiseasesIntestinal DiseasesGastrointestinal DiseasesDigestive System Diseases

Study Officials

  • Christine Frissora, MD

    Weill Medical College of Cornell University

    PRINCIPAL INVESTIGATOR
  • Mark B Pochapin, MD

    Weill Medical College of Cornell University

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER

Study Record Dates

First Submitted

September 12, 2005

First Posted

September 19, 2005

Study Start

August 1, 2004

Primary Completion

November 1, 2006

Study Completion

November 1, 2006

Last Updated

April 4, 2008

Record last verified: 2008-04

Locations