would advise you, to try the alternatives first. jamie: thank you, doctor. eric: next medical question, is a question from the viewer who asks, how can i treat my dry mouth? doctor, first of all, what is dry mouth and how do you know when your mouth is dry, versus just needing water. you are a lucky guy if you don t know what a dry mouth is. most of the people watching know what a dry mouth is, the mouth feels very dry, eric. i would you could light a match on your tongue. anyway. there are certain diseases and conditions that are associated with a dry mouth. the diseases of the auto-immune system, diabetes, people who had cancer radiation have a dry mouth and there are certain medications an antibiotics and anti-depressants, and, what they