Introduction

Oral thrush in babies and young children is a fungal infection in the mouth that's usually harmless and easily treatable.

Although babies and young children are particularly at risk, oral thrush can also affect adults. Read about:

Thrush, oral - adults

This topic covers:

Signs of oral thrush

When to seek medical advice

Causes of oral thrush

Treating oral thrush

Advice for breastfeeding mothers

Preventing oral thrush

Content supplied by the NHS Website

Medically Reviewed by a doctor on 28 Jul 2016