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Probiotics and Infections in Conscripts in Military Service

This study is ongoing, but not recruiting participants.
Helsinki University
Finnish Defense Forces
National Institute for Health and Welfare, Finland
Information provided by (Responsible Party):
Anne pitkäranta, Helsinki University Central Hospital Identifier:
First received: July 24, 2012
Last updated: January 7, 2016
Last verified: January 2016
The purpose of this study is to evaluate the effect of regular consumption of probiotic tablets in preventing illnesses in Finnish healthy adults attending military service.

Condition Intervention Phase
Respiratory Tract Infections
Gastrointestinal Diseases
Asthma Exacerbations
Dietary Supplement: Probiotic
Other: Placebo
Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double Blind (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Prevention
Official Title: Probiotic and Respiratory and Gastrointestinal Tract Infections in Finnish Military Conscripts - a Randomized and Placebo-controlled Double-blinded Study

Further study details as provided by Anne pitkäranta, Helsinki University Central Hospital:

Primary Outcome Measures:
  • The primary outcome measure is to investigate whether probiotic combination of Lactobacillus rhamnosus GG and Bifidobacterium lactose BB12 would decrease respirvatory and gastrointestinal infection in conscripts attending military service in Fnland [ Time Frame: June 2016 ]

Secondary Outcome Measures:
  • To study the role of probiotic combination on seasonal occurrence of infections in two differ conscript groups [ Time Frame: June 2016 ]

Estimated Enrollment: 900
Study Start Date: July 2012
Estimated Study Completion Date: June 2016
Estimated Primary Completion Date: June 2016 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Active Comparator: Probiotic tablet
Lactobacillus rhamnosus 8-9 x 10 -9 2 x 2 3 weeks
Dietary Supplement: Probiotic
Placebo Comparator: Placebo tablet
Chrystalline celluloce 2 x 2, 3 weeks
Other: Placebo


Ages Eligible for Study:   18 Years to 40 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Healthy adults attending military service in July 2012 and healthy adults attending reserve office school in October 2012

Exclusion Criteria:

  • Regular use of oral corticosteroids
  • Regular consumption (over 3 times a week) of probiotic bacteria containing products 3 weeks before intervention
  Contacts and Locations
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Please refer to this study by its identifier: NCT01651195

The Finnish Defence Forces
Hamina, Finland
The Finnish Defence Forces
Upinniemi, Finland
Sponsors and Collaborators
Helsinki University Central Hospital
Helsinki University
Finnish Defense Forces
National Institute for Health and Welfare, Finland
  More Information

Publications automatically indexed to this study by Identifier (NCT Number):
Responsible Party: Anne pitkäranta, Professor/Chief Physician at Hospital District of Helsinki and Uusimaa, Helsinki University Central Hospital Identifier: NCT01651195     History of Changes
Other Study ID Numbers: 189/13/03/00/11
Study First Received: July 24, 2012
Last Updated: January 7, 2016

Additional relevant MeSH terms:
Communicable Diseases
Respiratory Tract Infections
Gastrointestinal Diseases
Digestive System Diseases
Respiratory Tract Diseases processed this record on May 25, 2017