Lifestyle and Home RemediesDry mouth (xerostomia) is a common complication in people who underwent radiation therapy. Having a dry mouth is very uncomfortable. It causes difficulty eating, swallowing and speaking. Another problem is the frequent infections in mouth that it causes. The following recommendations may help you to cope with a dry mouth:Gently brush your teeth several times each day using a soft-bristled toothbrushRinse your mouth with a mild solution of warm water and salt after each mealDrink plenty of water. Another method of keep your mouth moistened is to use sugarless gum or sugarless candies. These stimulate your mouth to produce salivaAvoid dry foods. Acidic or spicy foods and drinks must also be avoided. Other items to be avoided are caffeinated and alcoholic beverages. References:Sabiston Textbook of Surgery, 18th Ed.Schwartz Manual of Surgery, 8th Ed.Mayo ClinicNational Cancer Institute Published on Jul 26, 2011Last Updated on Nov 27, 2014