Pfizer has COVID vax for under-5-year-olds that doesn’t work about a quarter of the time.

(New York, NY) — That means Pfizer’s COVID vaccine is 27 % ineffective in children under five. The company announced the data, which is for after three shots of the vaccine. The FDA authorized the shot in June after months of waiting to allow for time to study the effects of a third shot. The announcement was made one day after the company asked the FDA to authorize COVID booster shots targeting Omicron BA.4 and BA.5 subvariants for those 12 and older.