The Alaska reactions were assumed to be related to the vaccine because they occurred so quickly after the shot. The vaccine comes with information warning that medical treatment should be available in case of a rare anaphylactic event, she said. “We will closely monitor all reports suggestive of serious allergic reactions following vaccination and update labeling language if needed,” Ms. Pitts said. After the workers in Britain fell ill, authorities there warned against giving the vaccines to anyone with a history of severe allergic reactions. Pfizer officials have said the two British people who had the reaction had a history of severe allergies.

Source: New York Times December 16, 2020 17:21 UTC