News Kids 5-11 can start receiving 3rd doses of Pfizer’s COVID-19 vaccine as CDC committee, director OK boosters May 19, 2022 Elizabeth Weise, USA TODAY Comments Off on Kids 5-11 can start receiving 3rd doses of Pfizer’s COVID-19 vaccine as CDC committee, director OK boosters Dr. Rochelle Walensky signed off on the recommendation Thursday. The booster dose is now available to children 5 months after their second dose.