Covid-19 vaccines possible side effects

Last Updated: 24 Sep 2021 3:22pm

Expected side effects

You may experience these side effects up to 3 days after your vaccination

  • headache
  • fever
  • chills
  • tiredness
  • pain, redness and swelling at injection site

Serious side effects

If you experience the following side effects 4-42 days after vaccination seek immediate medical attention:
  • severe or persistent headaches
  • blurred vision
  • shortness of breath
  • chest pain
  • persistent abdominal pain
  • leg swelling
  • unusual skin bruising and/or tiny blood spots
  • or any other symptoms that are persistent, severe or worry you.