World Britain’s Drug Regulator Endorses Pfizer-BioNTech’s Vaccine for 12- to 15-Year-Olds June 4, 2021June 5, 2021ELIAN PELTIERComments Off on Britain’s Drug Regulator Endorses Pfizer-BioNTech’s Vaccine for 12- to 15-Year-Olds The final decision now rests with a committee advising the government on immunizations.