9 things to know about vaccines and allergic reactions

After reviewing the evidence on vaccination and allergy, the European Academy of Allergy and Clinical Immunology has issued these nine items of advice:

  1. Vaccine providers should have adrenaline, antihistamine, oral steroids and beta-2-inhalers on hand.
  2. Local reactions to vaccines are common and are mainly due to non-allergic immune reactions.
  3. Anaphylaxis is rare, affecting fewer than one in 100,000 and can occur in any patient.
  4. Allergic