To relieve your dry mouthyou shall always keep in mind to stay hydrated . secondly try chewing sugar-free gum or suck on sugar-free hard candies to stimulate the flow of saliva. To relieve your dry mouth you can reduce your caffeine intake because caffeine can make your mouth drier. Also you shall not use mouthwashes that contain alcohol because they can be drying. You could stop all tobacco use if you smoke or chew tobacco. Sipping water regularly can help (and that’s a healthy thing to do) to keep the saliva flowing and has shown to relieve the symptom.