Bifidobacterium Lactis HN019 Supplementation for Prevention of Influenza Infection in Healthy Adults

NCT ID: NCT01258842

Last Updated: 2010-12-13

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE3

Total Enrollment

426 participants

Study Classification

INTERVENTIONAL

Study Start Date

2010-12-31

Study Completion Date

2011-05-31

Brief Summary

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To determine if prophylactic supplementation with B. lactis HN019 reduces the risk of developing physician- and laboratory-confirmed influenza infection at any time during the 12-week supplementation period.

Detailed Description

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Conditions

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Influenza

Keywords

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Influenza Prevention Probiotic

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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B. lactis HN019

Group Type EXPERIMENTAL

Bifidobacterium lactis HN019

Intervention Type DIETARY_SUPPLEMENT

B. lactis HN019 (5 billion cfu / day) sachet, consumed once per day for 12 weeks

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DIETARY_SUPPLEMENT

Placebo sachet, consumed once per day for 12 weeks

Interventions

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Bifidobacterium lactis HN019

B. lactis HN019 (5 billion cfu / day) sachet, consumed once per day for 12 weeks

Intervention Type DIETARY_SUPPLEMENT

Placebo

Placebo sachet, consumed once per day for 12 weeks

Intervention Type DIETARY_SUPPLEMENT

Eligibility Criteria

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Inclusion Criteria

* Healthy free-living men and women aged 18 to 60 years
* Body mass index between 18.5 and 29.9 kg/m2 (encompasses normal weight and overweight)
* Subject owns a refrigerator and is willing to keep study product refrigerated at all times
* Ability of the participant (in the investigator's opinion) to comprehend the full nature and purpose of the study, including possible risks and side effects
* Consent to the study and willing to comply with study product and methods

Exclusion Criteria

* Influenza vaccination in last 6 months, or any other vaccination in previous 15 days
* Clinically significant underlying systemic illness that may preclude the subject's ability to complete the trial
* Chronic nasal, laryngeal, pleural, or respiratory condition that could mimic or obscure symptoms of influenza (e.g. chronic allergic rhinitis, asthma, COPD, as determined by medical history and baseline physical examination)
* Chronic use of medication(s) that could suppress or prevent flu-like symptoms (eg, antihistamines, cough medicines; echinacea, high-dose vitamin C)
* Use of medication(s) within the previous 3 months that affect immune response (eg, antibiotics)
* Contraindication to dairy products or any other substance in the study product (eg, lactose intolerance)
* History of alcohol, drug, or medication abuse
* Pregnant or lactating female, or pregnancy planned during study period
* Daily consumption of probiotics, prebiotics, fermented milk, and/or yogurt within 3 months of screening
* Participation in another study with any investigational product within 3 months of screening
* Investigator believes that the participant may be uncooperative and/or noncompliant, and should therefore not participate in the study
Minimum Eligible Age

18 Years

Maximum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Danisco

INDUSTRY

Sponsor Role collaborator

Sprim Advanced Life Sciences

OTHER

Sponsor Role collaborator

Fonterra Research Centre

INDUSTRY

Sponsor Role lead

Responsible Party

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Fonterra Research Centre

Principal Investigators

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Mario Clerici, MD

Role: PRINCIPAL_INVESTIGATOR

Milano University Medical School

Emilio Clementi

Role: PRINCIPAL_INVESTIGATOR

University of Milan

Locations

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Clinical Research of South Florida

Coral Gables, Florida, United States

Site Status RECRUITING

Remedica, LLC

Rochester, Michigan, United States

Site Status RECRUITING

Countries

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United States

Central Contacts

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Tisha Golden

Role: CONTACT

Email: [email protected]

Facility Contacts

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Jeffrey Rosen, MD

Role: primary

Rica Stamatin, MD

Role: primary

Other Identifiers

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10-SBUS-6-FON-02

Identifier Type: -

Identifier Source: org_study_id