ALTHOUGH very rare anaphylactic reactions after vaccination for Covid-19 pose a considerable problem for those suffering from major allergies. These people are in fact the special observers of the vaccination centers. But if until now the attention was focused on the history of severe allergies “tout court”, an analysis of Massachusetts General Hospital – based on the observation of the administrations that took place in the United States – narrowed the field of observation by tracing the identikit of the people to be monitored for the risk of anaphylaxis: according to the US study, attention should be focused mainly on individuals who have had a recent severe allergic reaction to polyetilenglicole, one of the components of vaccines.
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