What are scarlet fever and Strep A?

Scarlet fever is caused by bacteria called Group A streptococci (Strep A). The bacteria usually cause a mild infection that can be easily treated with antibiotics.

In very rare occasions, the bacteria can get into the bloodstream and cause an illness called invasive Group A strep (iGAS).

What are the symptoms of Strep A/scarlet fever?

Strep A infections can cause a range of symptoms that parents should be aware of, including:

If your child becomes unwell with these symptoms, please contact your GP practice or contact NHS 111 (which operates a 24/7 service) to seek advice.

If your child has scarlet fever, advise they stay at home until at least 24 hours after the start of antibiotic treatment to avoid spreading the infection to others, trust your own judgement and if your child seems seriously unwell call 999 or go to A&E if: