Immunogenicity and Safety of the Concomitant Administration of a Tdap Vaccine and Meningococcal ACWY Conjugate Vaccine in Healthy Subjects Aged 11-25 Years

A Phase 3, Multi-Center, Observer Blind, Controlled, Randomized Study to Compare the Immunogenicity and Safety of the Concomitant Administration of a Combined Tetanus, Reduced Diphtheria, and Acellular Pertussis (Tdap) Vaccine and Chiron (Now Novartis) Meningococcal ACWY Conjugate Vaccine, With Either One Dose of Acellular Pertussis (Tdap) Vaccine, or One Dose of Chiron (Now Novartis) Meningococcal ACWY Conjugate Vaccine, in Healthy Subjects Aged 11-25 Years

Immunogenicity and Safety of the Concomitant Administration of a Tdap Vaccine and Meningococcal ACWY Conjugate Vaccine in Healthy Subjects Aged 11-25 Years

Inclusion Criteria:

• Male and female 11-25 years old healthy subjects;
• who had received the primary immunization with a vaccine containing DT or Tdap antigens and a T, Td, or Tdap booster injection at least 5 years prior to study entry

Exclusion Criteria:

• previous ascertained or suspected disease caused by N. meningitidis
• previously been immunized with a meningococcal vaccine or vaccine containing meningococcal antigen(s)
• serious acute, chronic or progressive disease
• history of any anaphylaxis, serious vaccine reactions, or allergy to any vaccine component
• known or suspected impairment/alteration of immune function, either congenital or acquired