what ages is meningococcal vaccine given?
Meningococcal conjugate vaccines (MCV4) Preteens should be routinely immunized at 11 through 12 years of age and given a booster at 16 years of age. Teens who receive their first dose at age 13 through 15 years should receive a booster at 16 through 18 years or up to 5 years after their first dose.