Probiotics and the Prevention of Traveler's Diarrhea (TD)
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Purpose
The present study is designed to evaluate the effect of a mixture of probiotics on the prevention of traveler's diarrhea (TD) in subjects who travel to a country with a high risk for developing TD. Subjects will be asked to take one capsule containing a mixture of probiotics or a placebo capsule a day, within the week before departure, during the travel and up to 3 days after return. They will note the following outcomes in a diary: occurence of diarrhea, number and consistency of stools, duration of the diarrhea, presence of diarrhea-related symptoms and need for rescue medication.
The present study will examine if the use of the probiotics capsule reduces the occurence of traveler's diarrhea as compared to the placebo capsule.
| Condition | Intervention | Phase |
|---|---|---|
|
Travelers' Diarrhea |
Dietary Supplement: Protecflor Dietary Supplement: Placebo |
Phase 4 |
| Study Type: | Interventional |
| Study Design: | Allocation: Randomized Endpoint Classification: Safety/Efficacy Study Intervention Model: Parallel Assignment Masking: Double Blind (Subject, Investigator, Outcomes Assessor) Primary Purpose: Prevention |
| Official Title: | A Parallel, Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy of Probiotic Formula in the Prevention of Traveler's Diarrhea |
- Occurence of traveler's diarrhea [ Time Frame: 3 weeks ] [ Designated as safety issue: No ]
- Number and consistency of stools (normal, soft or unformed) [ Time Frame: 3 weeks ] [ Designated as safety issue: No ]
- Duration of traveler's diarrhea if occurred (# days) [ Time Frame: 3 weeks ] [ Designated as safety issue: No ]
- Presence of symptoms associated with TD (cramps, nausea, fever, blood in the stools, vomiting, bloating, flatulence, visceral pain) [ Time Frame: 3 weeks ] [ Designated as safety issue: Yes ]
- Need for rescue medication [ Time Frame: 3 weeks ] [ Designated as safety issue: No ]
| Enrollment: | 420 |
| Study Start Date: | October 2009 |
| Study Completion Date: | September 2011 |
| Primary Completion Date: | September 2011 (Final data collection date for primary outcome measure) |
| Arms | Assigned Interventions |
|---|---|
| Experimental: Protecflor |
Dietary Supplement: Protecflor
1 Capsule to be taken once a day during the entire study period
|
| Placebo Comparator: Placebo |
Dietary Supplement: Placebo
1 Capsule to be taken once a day during the entire study period
|
Eligibility| Ages Eligible for Study: | 18 Years and older |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Male and female subjects aged 18 or over. Upper age limit set by subject's ability to participate in the study;
- Subject must give written informed consent;
- Plan to travel to a geographic area with high risk of TD with a travel duration between 12 and 14 days;
- Subjects must be willing to refrain from using anti-diarrheal medications or antibiotics during the study period, unless they become clinically indicated in which case a rescue regimen can be administered;
- Subjects willing to refrain from eating yoghurt and taking other probiotics during the study;
- Female subjects of child-bearing potential must agree to use adequate birth control during the study period. This will be defined as hormonal contraception or a double barrier-method.
Exclusion Criteria:
- Subjects who have been previously treated with PROTECFLOR® or who have participated in previous Lallemand-sponsored studies;
- Subjects who have been born in a developing country.
- Subjects with a history of substance or alcohol abuse or any other psychological condition that may, in the investigator's opinion, adversely affect their co-operation with the study;
- Subjects who receive a cholera vaccine
- Subjects with chronic diarrhea;
- Subjects with chronic disease such as irritable bowel syndrome (IBS) or inflammatory bowel disease (IBD) or ulcerative colitis (UC) ;
- Subjects with gastrointestinal (GI) surgery during the last 3 months;
- Subjects who took systemic antibiotic 15 days or less prior to the study;
- Subjects with immunodeficiency's or immune suppression;
- Subjects being treated for cancer with radiotherapy and/or chemotherapy;
- Subjects with organ transplants;
- Subjects treated with immunosuppressant drugs;
- Subjects receiving another probiotic preparations or having received probiotic preparations within the last 15 days;
- Subjects with tube feeding, ileostomy and colostomy;
- Subjects diagnosed Clostridium difficile colitis within the last 3 months;
- Women who are pregnant, or who will not consent to using adequate birth control during the study period;
- Women who are breastfeeding.
Contacts and Locations
More Information
No publications provided
| Responsible Party: | Dr. Henri Durand, Scientific Director, Lallemand SAS |
| ClinicalTrials.gov Identifier: | NCT01005849 History of Changes |
| Other Study ID Numbers: | #09-prot-2-lal-01 |
| Study First Received: | October 30, 2009 |
| Last Updated: | January 18, 2012 |
| Health Authority: | Italy: Ministry of Health |
Keywords provided by Lallemand SAS:
|
Probiotics Traveler's diarrhea Prevention |
Additional relevant MeSH terms:
|
Diarrhea Dysentery Signs and Symptoms, Digestive Signs and Symptoms |
Gastroenteritis Gastrointestinal Diseases Digestive System Diseases Intestinal Diseases |
ClinicalTrials.gov processed this record on May 16, 2013