The flu isn’t just the flu—it can bring serious risks
A bout of flu may make you feel awful, but more important, it can also put you at risk for dangerous flu-related complications. The flu can lead to secondary illnesses, such as pneumonia, that may require hospitalization or increase your chance of having a heart attack.
Know your risk for flu-related complications
Your risk increases as you age, or have one or more of these common conditions:
Be sure to protect yourself by getting vaccinated, especially if you are at higher risk for the flu.

The first line of defense against the flu is an annual flu shot. Not all vaccines are alike, so be sure to ask for a Sanofi flu shot by name.
Sanofi offers 2 types of flu vaccines. Both are quadrivalent influenza vaccines designed to help protect against 4 different flu viruses, including 2 influenza A viruses and 2 influenza B viruses.
Talk to your pharmacist or doctor to see if FLUZONE® HIGH-DOSE QUADRIVALENT or FLUBLOK® QUADRIVALENT could be right for you.
FAQs on flu shots
There are a lot of questions and misconceptions about flu vaccines. The more you know, the more confident you’ll feel about getting vaccinated.