By Ethan Covey
Measles and rubella neutralizing antibody levels increase and persist many years after receipt of three doses of measles-mumps-rubella (MMR) vaccine, but immunity can wane with time, according to data presented at IDWeek 2023, held in October in Boston (poster 1148).
“Adults in the U.S. can receive a third dose of MMR during measles and mumps outbreaks, but also in non-outbreak settings if they do not have acceptable evidence of immunity to measles, mumps or rubella,”