Can the flu shot cause mouth sores?
Studies have shown that presented symptoms of bleeding gums, sores, ulcers, white spots in the mouth or on the lips, and unpleasant breath odor were manifested after administration of some vaccines including diphtheria, tetanus, acellular pertussis, and polio vaccinations.
Can you get common cold after flu shot?
This vaccine is made from weakened (attenuated) live viruses which can cause some mild side effects (particularly in the nose) but cannot cause the flu or long-lasting cold symptoms either.
What are the side effects of this year's flu shot?
Flu vaccine side effects are generally mild and go away on their own within a few days. Some side effects that may occur from a flu shot include soreness, redness, and/or swelling where the shot was given, headache (low grade), fever, nausea, muscle aches, and fatigue.
Does the flu shot weaken your immune system?
Medical Conditions That Weaken Your Immune System You might have heard that a flu vaccine weakens your immune system, but that's not true. The vaccine prepares your immune system for the flu.