The US Centers for Disease Control and Prevention has this month greenlit the rollout of updated Covid-19 vaccine boosters, following the US Food and Drug Administration’s authorization. These shots will replace the boosters previously offered in the US such that, for people 12 and older, being “up-to-date” with vaccines means having the new jab.

(SOURCE) https://www.cnn.com/2022/09/08/health/omicron-booster-vaccine-health-wellness/index.html