Skip to main contentSkip to main content


BCG vaccine for tuberculosis (TB) overview

Open all pages about Vaccinations

The BCG vaccine protects against tuberculosis (TB). It’s recommended for some babies, children and adults at high risk of getting the infection.

Babies at risk of tuberculosis (TB) are usually given the BCG vaccine at 28 days old. It can also be given to older children and adults if needed.

The BCG vaccine is effective at protecting against the most serious types of tuberculosis (TB) infection, such as TB meningitis in children.

Side effects of the BCG vaccine can include soreness and a high temperature. It can also leave a small scar on the arm where it’s given.

Page last reviewed: 26/04/2019
Next review due: 26/04/2022