Abdominal issues (chronic duodenitis)

I am female.and vegetation.gall bladder stones biggest size is 2cm.suggested surgery, Mild hempato splin,fatty liver,b12 deficiency with animea.hb present 6- 8.8.chronic duodenitis.is chronic duodenitis cure with pan-d 40 tablet or not? For b12 deficiency i need to eat Panner, milk,eggs these are all.but for gallstones this kind food is safe to eat or not.i am feeling too much burning sensation when i ate ?like dall,panner,mint,tea,green chilli this create gastric problem at night times.i can't able to bear that burning sensation. today i missed to take pan-d40 before dinner. after sometime i felt too much pain with burning sensation.is pand-40 reduce chronic duodenitis or not. I have too much body pains too...