Managing side effects

Mouth health and cancer treatment

Trustworthy information about mouth health for people with cancer, their families and friends

Overview

Some cancer treatments can affect the mouth, teeth and gums, even when the treatment is for another part of the body.

Common issues include dry mouth, mouth sores or ulcers, infections and taste changes. These can cause discomfort and problems with eating and overall wellbeing.

Good mouth care before, during and after treatment can help reduce discomfort, prevent complications and support recovery. Find helpful information below, or call Cancer Connect on 13 11 20 to talk it through with our qualified professionals.

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What's in this fact sheet

About mouth health and cancer treatment

Learn how cancer and some treatments can cause a range of mouth symptoms, and how to manage these changes.

Oral side effects caused by cancer treatments

Cancer treatments can cause mouth sores, dry mouth, infections, taste changes, bleeding gums and swallowing problems. Side effects vary and may improve after treatment.

Mouth care during and after treatment

Taking care of your mouth can reduce pain and infection risk. Learn practical tips to protect your teeth and gums and manage mouth changes during and after treatment.

Questions for your doctor

It can be a good idea to prepare a list of questions before your appointments. See our list of questions about mouth health.