Thanks for writing your query.
After reading your post, it seems that your symptoms can be due to increased gas production as a result of gastritis.
Valsartan present in Diovan can cause increase flatulence
as a side effect.
You should discuss with your treating doctor for the same.
I would advise that you can take Domperidone
30 mg along with protonix(pantoprazole
). This will give you relief from your symptoms.
daily will have added benefits.
Following investigations may be helpful :-
3. Liver Function Test(LFT).
A clinical examination and investigations may be be helpful in planning further medical management.
I hope this s helpful to you.