Question: are nimenrix and menactra interchangeable?
Answer: Nimenrix and Menveo can be used in infants as young as 6 weeks of age. Menactra should only be used for infants aged 9 months and older. For healthy toddlers aged 12–23 months, 1 dose of Nimenrix or 2 doses of either Menactra or Menveo are required.