Status:

COMPLETED

Safety and Immunogenicity of Tdap Vaccine Compared to DTaP Vaccine in Children 4 to 6 Years of Age

Lead Sponsor:

Sanofi Pasteur, a Sanofi Company

Conditions:

Tetanus

Diphtheria

Eligibility:

All Genders

4-6 years

Phase:

PHASE3

Brief Summary

Currently, there is no 5-component acellular pertussis vaccine licensed for the 5th dose in US children aged 4 to 6 years.This study is aimed at providing evidence of sero-protection, booster response...

Eligibility Criteria

Inclusion

  • Inclusion Criteria :
  • Healthy, as determined by medical history and physical examination.
  • Aged 4 to 6 (\< 7) years at the time of study vaccination on Day 0.
  • Signed and dated informed consent form that has been approved by the Institutional Review Board (IRB) by the parent or legally authorized representative.
  • Signed and dated informed assent form from the subject if required by the IRB.
  • Able to attend scheduled visits at Visit 1 and Visit 2 and able to comply with all trial procedures. Subjects will be invited to participate in the long-term immunogenicity follow-up study but a commitment to participate in the long-term is not required as an inclusion criterion.
  • Documented vaccination history of 4 previous doses of DAPTACEL according to the recommended national immunization schedule for Diphtheria, tetanus and acellular pertussis (DTaP).
  • Exclusion Criteria :
  • Participation in another clinical trial in the 4 weeks preceding the trial vaccination.
  • Planned participation in another clinical trial during the original trial period.
  • Congenital or acquired immunodeficiency, immunosuppressive therapy such as anti-cancer chemotherapy or radiation therapy within the preceding 6 months, or long-term systemic corticosteroids therapy.
  • Systemic hypersensitivity to any of the vaccine components or history of life-threatening reaction to the trial vaccine or a vaccine containing the same substances.
  • Chronic illness at a stage that could interfere with trial conduct or completion.
  • Blood or blood-derived products received in the past 3 months.
  • Receipt of any other vaccine within 30 days prior to study vaccination, or planning to receive another vaccine within 30 days before the Visit 2 blood draw (with the exception of the annual influenza vaccine).
  • History of diphtheria, tetanus or pertussis infection (confirmed either serologically or microbiologically).
  • Thrombocytopenia or bleeding disorder contraindicating intra muscular vaccination.

Exclusion

    Key Trial Info

    Start Date :

    April 1 2007

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    December 1 2009

    Estimated Enrollment :

    1045 Patients enrolled

    Trial Details

    Trial ID

    NCT00467519

    Start Date

    April 1 2007

    End Date

    December 1 2009

    Last Update

    February 7 2014

    Active Locations (43)

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    Page 1 of 11 (43 locations)

    1

    Birmingham, Alabama, United States, 35205

    2

    Birmingham, Alabama, United States, 35244

    3

    Fayetteville, Arkansas, United States, 72703

    4

    Jonesboro, Arkansas, United States, 72401