Status:

COMPLETED

Immunogenicity Study of Antibody Persistence and Booster Effect of PENTAXIM™ at 18 Months in Healthy Argentinean Infants

Lead Sponsor:

Sanofi

Conditions:

Diphtheria

Tetanus

Eligibility:

All Genders

510-578 years

Phase:

PHASE3

Brief Summary

This study will assess both the antibody persistence of the investigational vaccine and the immune response and safety of a booster dose of PENTAXIM™ vaccine in 18 months-old toddlers who participated...

Eligibility Criteria

Inclusion

  • Toddler at 18 months of age (range: 510 days to 578 days of age inclusive)
  • Participated in study A3L02 (NCT00831311) and has completed the three-dose primary series with either diphtheria, tetanus, pertussis (2-component acellular), recombinant Hepatitis B Hansenula and poliomyelitis vaccine adsorbed, and Haemophilus influenzae type b vaccine, conjugated to tetanus protein (DTaP-IPV-HB-PRP\~T) or PENTAXIM™ and ENGERIX B® PEDIATRICO at 2, 4, and 6 months of age
  • Written informed consent form signed by at least one parent or by a legal representative and an independent witness
  • Able to attend all scheduled visits and to comply with all trial procedures.

Exclusion

  • Participation in another clinical trial in the four weeks preceding the trial vaccination
  • Planned participation in another clinical trial during the present 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 a life-threatening reaction to 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 last six months
  • Any vaccination in the four weeks preceding the trial
  • Vaccination with a vaccine containing diphtheria, tetanus, pertussis, Haemophilus influenzae type b, polio, or hepatitis B antigen, since the end of the primary series
  • History of documented diphtheria, tetanus, pertussis, Haemophilus influenzae type b, polio, or hepatitis B infection(s) (confirmed either clinically, serologically, or microbiologically)
  • Thrombocytopenia or bleeding disorder contraindicating intramuscular vaccination
  • History of seizures
  • Fever (axillary temperature ≥37.4°C or equivalent rectal temperature ≥38.0°C) or acute illness on the day of inclusion
  • Known contraindication to further vaccination with a pertussis vaccine such as:
  • Encephalopathy; Inconsolable crying for \>3 hours within 48 hours following vaccine injection
  • Hypotonic hyporesponsive episode within 48 hours following vaccine injection
  • Seizures with or without fever within three days following vaccine injection
  • Axillary temperature \>39.4°C or equivalent rectal temperature \> 40.0°C within 48 hours following vaccine injection.

Key Trial Info

Start Date :

February 1 2006

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

September 1 2007

Estimated Enrollment :

458 Patients enrolled

Trial Details

Trial ID

NCT00303316

Start Date

February 1 2006

End Date

September 1 2007

Last Update

February 22 2013

Active Locations (1)

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Córdoba, Córdoba Province, Argentina, 5000