MMR vaccine should be administered after 15 months of age because:
A) children younger than this age are not susceptible to rubella.
B) by that time maternally acquired passive immunity has been depleted.
C) before that age they are more likely to have an allergic reaction to the vaccine.
D) these diseases are not severe in infants.

Question

Quizplus · Accepted Answer

The MMR vaccine should be administered after 15 months of age because by that time maternally acquired passive immunity has been depleted, and the child will be able to mount their own immune response to the vaccine.

MMR Vaccine Should Be Administered After 15 Months of Age