Dry Mouth
A lasting dry mouth raises the risk of decay, gum disease and bad breath.
What is dry mouth?
Saliva protects teeth by washing away food and neutralising acid. When saliva drops, teeth are more at risk.
Common causes
- Many common medicines
- Dehydration
- Mouth breathing or snoring
- Some medical conditions
- Radiotherapy to the head and neck
Symptoms
- Sticky, dry feeling
- Thirst
- Difficulty swallowing or speaking
- Bad breath
- More decay than usual
How we treat it
We can recommend saliva substitutes, high-fluoride products and more frequent check-ups. Your GP may review medicines that cause dryness.
Treatments that can help
Preventative DentistrySimple steps that help stop problems before they start, for children and…Snoring & Sleep Apnoea SplintsCustom mandibular advancement splints for snoring and mild to moderate…
Frequently asked questions
Which medicines cause dry mouth?
Many, including some antidepressants, blood pressure tablets and antihistamines. Do not stop medicines without talking to your doctor.
Does chewing gum help?
Sugar-free gum can stimulate saliva.
Is it urgent? Call us the same day for severe pain, swelling or a knocked-out tooth. If swelling affects your breathing or swallowing, go to your nearest hospital emergency department or call 000.