Flu vaccines are among the safest medical products in use. there are extensive research supporting safety of flu vaccines. A flu vaccine is the best way to reduce your chances of getting flu. And is recommended that everyone receive a flu vaccine every year.

Like any medical product vaccines can cause side effects. Side effect for flu vaccines are usually mild and go away on their own within few days.

If you think it is a severe allergic reaction or other emergency call 911 or visit you doctor. Afterward, the reaction should be reported to the Vaccine Adverse Event Reporting System(VAERS).