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PCV13 versus PPSV23 revaccination in adults aged 70 years and older previously vaccinated with PPSV23
2007-004465-18Phase 3Completed
- Sponsor
- Wyeth
- Start
- Sep 2007
- Modality
- Vaccines & Immunotherapeutics, Split/Subunit Vaccines → Inactivated Vaccines → Prophylactic Vaccines → Vaccines & Immunotherapeutics
- Countries
- 1
01
Overview
Phase 3, randomised, double-blind trial in pneumococcal disease comparing 13-valent pneumococcal conjugate vaccine with 23-valent pneumococcal polysaccharide vaccine (2 arms). Primary endpoints: Serotype-specific OPA titers for 12 common serotypes and 4-fold rise in anti-6A OPA titer. Started Sep 2007; status: completed.
02
Drugs
pneumococcal 13-valent conjugate vaccine23-valent pneumococcal polysaccharide vaccine
03
Conditions
pneumococcal disease
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