Table 1: Measles post-exposure MMR and IMIg recommendations Population Time since exposure to measles 72hrs 73 hrs- six days > 6 days ≤ Infants 0-6 months IMIg (0.25ml/kg) n/a Immunocompetent infants 6-12 MMR vaccine IMIg (0.25ml/kg) n/a months Susceptible pregnant individuals IMIg (0.25ml/kg) n/a Immunocompromised individuals IMIg (0.5ml/kg) n/a 6 months ≥ Individuals with confirmed n/a measles immunity Susceptible Immunocompetent MMR vaccine (See Table 2) – individuals 12 months ≥ Table 2: Measles Post-Exposure MMR recommendations Population Immune status Action Non HCW, non-student born prior 1970 Consider immune none Born 1970 and 4 y/o with history of 0 doses of measles Susceptible Immunize with 1 ≥ ≥ vaccine dose of MMR and a 2nd dose weeks ≥4 later Born 1970- 1984 with a history of 1 dose of MMR Immune Immunize with 1 dose of MMR* Born 1985 and 4 y/o with history of 1 dose of measles Susceptible Immunize with 1 ≥ ≥ vaccine dose of MMR 1 y/o and < 4 y/o with 0 dose of measles vaccine Susceptible Immunize with 1 ≥ dose of MMR 1 y/o and < 4 y/o with 1 dose of measles vaccine Consider immune none ≥ * This is only recommended in a post exposure situation.
Table 1: Measles post-exposure MMR and IMIg recommendations Population Time since exposure to measles ≤ 72hrs 73 hrs- six days > 6 days Infants 0-6 months IMIg (0.25ml/kg) n/a Immunocompetent infants 6-12 months MMR vaccine IMIg (0.25ml/kg) n/a Susceptible pregnant individuals IMIg (0.25ml/kg) n/a Immunocompromised individuals ≥ 6 months IMIg (0.5ml/kg) n/a Individuals with confirmed measles immunity n/a Susceptible Immunocompetent individuals ≥ 12 months MMR vaccine – (See Table 2) Table 2: Measles Post-Exposure MMR recommendations Population Immune status Action Non HCW, non-student born prior 1970 Consider immune none Born ≥ 1970 and ≥ 4 y/o with history of 0 doses of measles vaccine Susceptible Immunize with 1 dose of MMR and a 2nd dose ≥4 weeks later Born 1970- 1984 with a history of 1 dose of MMR Immune Immunize with 1 dose of MMR* Born ≥ 1985 and ≥ 4 y/o with history of 1 dose of measles vaccine Susceptible Immunize with 1 dose of MMR ≥ 1 y/o and < 4 y/o with 0 dose of measles vaccine Susceptible Immunize with 1 dose of MMR ≥ 1 y/o and < 4 y/o with 1 dose of measles vaccine Consider immune none * This is only recommended in a post exposure situation.