Hello Maali and Welcome to the forum!
I haven't heard of this . . . but if you have acid reflux as a result of your anxiety, I wonder if that would contribute to the tongue coating.
Sounds like a good thing to talk to your doctor or dentist about.
In His Grip,
AlwaysRosie "We can't control the waves, but we can learn to surf!"
UCTD (Undifferentiated Connective Tissue Disease), Hashimoto's, Plantar Fasciitis, Inflamatory Arthritis, High BP, GI Inflamation, Diverticuloses
Plaquenil, Methotrexate, Folic Acid, Synthroid, RX Motrin, Lexapro, Amitriptelyne, Salagen, Lotrel (Centrum Silver, B12, B6, Calcium+D,)