Pneumococcal 13-valent Conjugate Vaccine Clinical Trial
This study evaluates the safety of Pneumococcal 13-valent Conjugate Vaccine in Healthy People Aged 2 Months and Older.120 Subjects will be equally divided into 4 groups,including 18 years and older,2-5 years old, 2 months old and 3 months old. Subjects aged 18 years and 2-5 years old will receive one dose of PCV13 vaccine,while subjects aged 2 and 3 months will receive 3 doses of PCV13 vaccine,injected at 2, 4, 6 months or 3、4、5 months respectively.
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Allocation: Randomized, Intervention Model: Single Group Assignment, Masking: Open Label, Primary Purpose: Prevention