Oral thrush - adults - Prevention 

Preventing oral thrush 

Your chances of getting oral thrush are reduced if you keep your mouth clean and healthy. You can do this by:

  • rinsing your mouth after meals
  • visiting your dentist regularly for check-ups
  • eating a healthy balanced diet with no more than the recommended amount of sugar
  • keeping your dentures clean
  • brushing your teeth twice a day with a toothpaste that contains fluoride
  • flossing regularly
  • using a mouthwash as part of your routine

Denture hygiene

If you wear dentures it is important to clean them regularly to help prevent yeast from growing.

They should be removed and cleaned every night by brushing with warm, soapy water and scrubbing  the non-polished side of the dentures with a nailbrush.

Dentures can then be soaked in any liquid used to sterilise babies' bottles. However, products containing bleach should not be used on dentures that contain metal.

You should visit your dentist to correct dentures that do not fit properly. This can also reduce the risk of oral thrush and soreness underneath the dentures.

Speak to your dentist for further advice about how to clean your dentures.

Smoking

Smoking encourages yeast growth in your mouth and increases your chance of getting oral thrush.

Speak to your GP if you want to give up smoking. Several treatments are available to increase your chance of quitting successfully, and your GP can put you in touch with local support groups and one-to-one counsellors.

The NHS Smoking Helpline also offers advice and encouragement to help you give up smoking. You can phone the helpline (0800 022 4 332) or visit the NHS Go Smokefree website.

The topic about Quitting smoking also has information and advice about giving up smoking.

Corticosteroids

If you use inhaled corticosteroids as part of your asthma treatment, you can help prevent oral thrush by:

  • rinsing your mouth with water after using your inhaler
  • developing a good technique when you inhale corticosteroids by using a spacer

A spacer is a plastic cylinder which attaches to your inhaler and can help to get the corticosteroid medicine right into your lungs, minimising contact with your mouth.


Last reviewed: 01/08/2012

Next review due: 01/08/2014

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