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Open all pages about Mucositis

A dry, sore mouth is the main symptom of oral mucositis. Symptoms of mucositis in the gut include diarrhoea, a sore bottom and blood in your poo.

Things you can do to help ease the symptoms of mucositis include keeping your mouth clean and making changes to your diet.

Treatments for oral mucositis include painkillers and mouthwashes. Painkillers and diarrhoea medicines can be used treat mucositis of the gut.

Talking to others can help if you have a side effect of cancer treatment, like mucositis. Some cancer charities have online forums that can be useful.

Mucositis is when your mouth or gut is sore and inflamed after having chemotherapy or radiotherapy. It usually gets better after finishing treatment.

Page last reviewed: 24/08/2023
Next review due: 24/08/2026