In a prior post we talk about how dry mouth often times can effect seniors. However dry mouth can be treated. Your doctor can prescribe artificial saliva, which will help keep your mouth less dry. You can go over your medication and see if they can be switched to ones that will not cause dry mouth.
There are also some home remedies that may help reduce dry mouth such as the use of a humidifier, chewing sugar free gum, drinking more water, and munching on such waterlogged snacks as celery sticks which helps stimulate the saliva glands and adds moisture to your mouth