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4-in-1 pre-school booster vaccine

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The 4-in-1 pre-school booster helps protect against diphtheria, polio, tetanus and whooping cough.

The 4-in-1 pre-school booster is given to children aged 3 years, 4 months old before they start school.

Most children can have the 4-in-1 pre-school booster. They cannot have it if they've had a serious allergic reaction to an ingredient in it.

You can check the ingredients in the 4-in-1 pre-school booster by asking to see the patient leaflet or searching for it online.

Your GP surgery will usually contact you to arrange your child's 4-in-1 pre-school booster. Speak to your GP surgery if you have not been contacted.

Side effects of the 4-in-1 pre-school booster include swelling or pain where the injection was given, feeling tired and a high temperature.

Page last reviewed: 13/12/2023
Next review due: 13/12/2026