Allergic reactions to the flu shot are very rare. If you do experience one, you may have symptoms such as trouble breathing, wheezing, skin rash or hives, and rapid heartbeat. Common side effects ...
Steven Wise, from Hampstead, London, had a severe allergic reaction to prescribed medicine - but he said the dramatic episode proved to be a 'second chance' at life ...
[30] Patch testing with the whole vaccine, as well as with its individual components in standardized concentrations and vehicles, was performed on the skin after resolution of the reaction.