The Centre’s directive to states to set up at least one adverse event following immunisation (AEFI) monitoring centre in each block is crucial to sustaining public trust in vaccines in the fight against Covid-19. The move comes against the backdrop of two cases of severe allergic reactions and one of a relatively milder onset of allergic reaction in recipients being reported for the Pfizer vaccine in the UK, following which the country has advised all people with a history of anaphylaxis (severe allergic reaction) to any food, drug or vaccine not to opt for the Pfizer shot.
While Pfizer has clarified that people with a history of severe allergic reactions to other vaccines or those allergic to its vaccine candidate’s key ingredients were excluded from the late-stage trials, the…