Sorry my post was meant to OriginalPoster of this thread.
But yes, dry mouth is directly connected to Autonomic Nervous System dysfunction (adrenergic receptors and low acetylcholine). Many drugs disrupt acetylcholine production therefore dry mouth as "side-effect".
Oregano oil and other essential oils are safe and very effective antifungals. Drugs are effective but sometimes work just for some of the fungal species and even drugs have to be taken for long time 6-18 months.
I would prefer essential oils, neem oil, coconut oil,etc...