Last updated: 11/07/2018 00:43:26

Study comparing the immune response and safety of Fluarix and Fluzone influenza vaccines in children

GSK study ID
104858
Clinicaltrials.gov ID
EudraCT ID
Not applicable
EU CT Number
Not applicable
Trial status
Study complete
Study complete
Overview
Eligibility
Locations
Study documents
Results summary
Plain language summaries
Additional information

Trial overview

Official title: A phase III, single-blind, randomized study to evaluate the immunogenicity and safety of Fluarix® (GSK Biologicals') compared with Fluzone® (Aventis Pasteur/Sanofi) administered intramuscularly in children (6 months and older)
Trial description: The purpose of this study is to compare two influenza vaccines (Fluzone and Fluarix) in terms of the immune response elicited and safety with a six month follow-up after first vaccination. The Protocol Posting has been updated in order to comply with the FDA Amendment Act, Sep 2007.
Primary purpose:
Prevention
Trial design:
Parallel Assignment
Masking:
Single (Participant)
Allocation:
Randomized
Primary outcomes:

Geometric mean titer (GMT) of serum haemagglutination-inhibition (HI) antibodies

Timeframe: 21 or 28 days after last vaccine dose

Number of seroconverted subjects

Timeframe: 21 or 28 days after last vaccine dose

Number of subjects reporting rare serious events

Timeframe: Up to 6 months after vaccination

Secondary outcomes:

Number of seroprotected subjects

Timeframe: Before (PRE) and 21 or 28 days after (POST) the last vaccine dose

Number of initially unprotected subjects with at least a 4 fold increase in HI titer

Timeframe: 21 or 28 days after last vaccine dose

Number of subjects reporting solicited local and general symptoms

Timeframe: During a 4-day follow-up period after each vaccination

Number of subjects reporting unsolicited adverse events

Timeframe: Within 28 days following vaccination

Number of subjects reporting new onset chronic illnesses and/or serious adverse events (SAE)

Timeframe: Up to 6 months after vaccination

Interventions:
  • Biological/vaccine: Fluarix™
  • Biological/vaccine: Fluzone
  • Enrollment:
    3327
    Primary completion date:
    2007-19-10
    Observational study model:
    Not applicable
    Time perspective:
    Not applicable
    Clinical publications:
    Baxter R et al. (2010) A phase III evaluation of immunogenicity and safety of two trivalent inactivated seasonal influenza vaccines in US children. Pediatr Infect Dis J. 29(10):924-930.
    Medical condition
    Influenza
    Product
    SB218352
    Collaborators
    Not applicable
    Study date(s)
    November 2006 to October 2007
    Type
    Interventional
    Phase
    3

    Participation criteria

    Sex
    Female & Male
    Age
    6 months - 17 years
    Accepts healthy volunteers
    Yes
    • A male or female child age 6 months to < 18 years at the time of the vaccination; children who may or may not have had previous administration of influenza vaccine in a previous season are acceptable.
    • Subjects having a parent/guardian who the investigator believes can and will comply with the requirements of the protocol should be enrolled in the study.
    • Use of any investigational or non-registered product (drug or vaccine, other than the study vaccine) within 30 days preceding the administration of the study vaccine, or planned use during the study period. Routine, registered childhood vaccinations are not an exclusion.
    • History of hypersensitivity to any vaccine.

    Trial location(s)

    Location
    Status
    Contact us
    Contact us
    Location
    GSK Investigational Site
    Rolling Hills Estates, California, United States, 90274
    Status
    Terminated/Withdrawn
    Location
    GSK Investigational Site
    North Pleasanton, California, United States, 94588
    Status
    Study Complete
    Location
    GSK Investigational Site
    Pittsburgh, Pennsylvania, United States, 15241
    Status
    Study Complete
    Location
    GSK Investigational Site
    Walnut Creek, California, United States, 94596
    Status
    Study Complete
    Location
    GSK Investigational Site
    Santa Rosa, California, United States, 95403
    Status
    Study Complete
    Location
    GSK Investigational Site
    San Angelo, Texas, United States, 76904
    Status
    Study Complete
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    Study documents

    Clinical study report
    Available language(s): English
    Scientific result summary
    Available language(s): English

    If you wish to request for full study report, please contact - [email protected]

    Results overview

    Results posted on ClinicalTrials.gov

    Recruitment status
    Study complete
    Actual primary completion date
    2007-19-10
    Actual study completion date
    2007-19-10

    Plain language summaries

    Plain language summaries of clinical trial results for Phase 2-4 clinical trials that were initiated on or after January 2022 will be posted by GSK within one year following study completion.

    Additional information about the trial

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