- Perform oral hygiene at least four times daily, after each meal and before bedtime
- Rinse and wipe oral cavity immediately after meals.
- Brush and rinse dentures after meals.
- Use only toothpaste with fluoride.
- Keep water handy to moisten the mouth at all times.
- Apply prescription-strength fluoride gel at bedtime as prescribed.
- Rinse with a salt and baking soda solution four to six times daily.
- Avoid citrus juices (orange, grapefruit, tomato).
- Avoid liquids and foods with high sugar content.
- Avoid rinses containing alcohol. Use moisturizer regularly on the lips.
- Try salivary substitutes or artificial saliva preparations, which may relieve discomfort by temporarily wetting the mouth and replacing some of the constituents of saliva.
- Use oral pilocarpine as prescribed.
Source: http://www.oncolink.org