Booster dose recommendations   Less than 5 years 5 to 17 years 18 to 64 years 65 to 74 years 75 years and older Without severe immunocompromise Not recommended Not recommended Eligible for a dose every 12 months Recommended every 12 months and eligible for a dose every 6 months Recommended every 6 months With severe immunocompromise Not recommended Eligible for a dose every … Read more