Answer
Tell the vaccinator about severe allergies and previous vaccine reactions. It must not be given to someone allergic to its active substance or an ingredient, and previous anaphylaxis to Comirnaty requires specialist assessment.
Sources for this answer
- Comirnaty LP.8.1 30 microgram/dose dispersion for injection in pre-filled syringe — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.