U.K. warns people with serious allergies to avoid Pfizer vaccine after two adverse reactions

December 9th, 20200 LONDON — Britain’s medicine regulator has advised that people with a history of significant allergies do not get the Pfizer-BioNTech’s COVID-19 vaccine after two people reported severe adverse reactions on the first day of rollout. Starting with the elderly and frontline workers, Britain began mass vaccinating its population on...