These symptoms occurred with the same frequency in those who received a placebo during vaccine testing. These mild symptoms do not preclude further annual flu shots. People with known anaphylactic hypersensitivity to eggs. People with known anaphylactic hypersensitivity to other components of the influenza vaccine. People who have infections with fever.
General body aches.
It is save to receive the influenza vaccine while breastfeeding. The vaccine poses no threat to mother or child.