Hello, Welcome Thanks for consulting HCM,
I have gone through your query, as you said you have Median rhomboid glossitis
dont worry it can be caused by many factors , as your doctor has told it is caused by Stress , hormonal
imbalance , this also caused by Vitmin deficiency, folic acid deficiency
What I will suggest you that smoking
also cause many diseases your Oral cavity , better you quit this habit it is good for your health.
For this median rhomboid glossitis you can take one Capsule vitamin B complex once daily for 15 days .
Take one capsule Antioxidants once daily for 15 days .
Maintain proper oral hygiene
by regular brushing and use tongue cleaner .
Hope this will help you.
Wish you good health.