This document discusses the diagnosis and treatment of dry mouth. It begins with an introduction to dry mouth (xerostomia) and its negative effects. It then describes how dry mouth is diagnosed through obtaining a medical history, examining the mouth and salivary glands, measuring salivary flow rates, and potentially doing scans or biopsies. The document outlines treatments like using pilocarpine or cevimeline drugs to increase saliva or treating dental issues. It concludes with tips for coping with dry mouth like staying hydrated and using sugarfree gum.