FDA clears booster shot of Pfizer vaccine for 16- and 17-year-olds amid alarm over omicron

FDA clears booster shot of Pfizer vaccine for 16- and 17-year-olds amid alarm over omicron

The Food and Drug Administration on Thursday authorized a booster shot of the Pfizer-BioNTech Covid-19 vaccine for 16- and 17-year-olds for emergency use.