Influenza vaccines help to prevent influenza (also known as flu), a common infection caused by Influenza virus types A and B.
It takes at least 2 weeks for protection to develop after vaccination.
Flu symptoms include fever, chills, headache, feeling tired, muscle aches, sore throat and cough.
Severe allergic reactions (anaphylaxis) are rare and can happen within minutes to a few hours after vaccination.
The symptoms of a severe allergic reaction include one or more of the following:
If you experience any of these symptoms, you should inform your healthcare professional immediately.
Inform your healthcare professional if:
It is either given by injection into a muscle or just underneath the skin.
One dose is recommended yearly as flu viruses are constantly changing, and your body’s immunity to influenza viruses may decrease over time.
Who should receive the vaccine?
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