FDA, 화이자 백신 접종 지침 개정한다... 알레르기 위험 경고br br The U.S. Food and Drug Administration is revising vaccination guidelines for COVID-19 vaccines developed by Pfizer and BioNTech,... after side effects were reported among those who have received the shots.br Following a meeting with advisers,... the FDA announced that it will be revising the fact sheets handed out with the vaccine,... warning that people who have shown allergic reactions in the past should refrain from getting inoculated.br The revisions reflect guidelines from the Centers for Disease Control and Prevention to keep an eye on possible allergic reactions among those who have been vaccinated.