Covid-19 booster raises antibody levels against Omicron for children ages 5 through 11, Pfizer and BioNTech say

A third shot of the children’s dose of Pfizer/BioNTech’s Covid-19 vaccine raised Omicron-fighting antibodies by 36 times in kids 5 through 11 years of age, the companies said in a news release Thursday. The companies plan to request emergency use authorization from the US Food and Drug Administration for a booster dose for this age group.