5-in-1 Vaccine

The 5-in-1 vaccine protects against diphtheria, tetanus, polio, Hib and pertussis. 

In the UK, babies are given the vaccine when they are two, three and four months old.

The pre-school booster

The 4-in-1 pre-school booster is given before children start school (between 3 and 5 years old) to boost their protection against whooping cough.

Very common side effects

• Pain, redness and swelling at the injection site
• Irritability and increased crying
• Being off colour or having a fever

Common side effects

• Loss of appetite
• Diarrhoea
• Vomiting

Rare side effects

• Febrile convulsions (fits)
• Floppiness

Extremely rare reactions

• Anaphylactic shock