Hi thanks for contacting health care magic. Noted here CT , MRI , USG all normal.. So no dangerous growth present in GI tract. Let me know you few history .... Excess spicy food ??? Smoking history ???? Excess alcohol ?? Excess stress ???? All above questioned factors can aggravate gastritis .... You have taken many drugs ...so it also contribute in gastritis..... Fried and excess spicy food taken less. Red beetroots rich in fiber , pottasium , magnesium which maintain good digestive health.... Avocados and oatmeal good one... Blueberries rich in fiber and vitamin c...so good ... Drink more water.... If still pain continues h.pylori testing done by urea breath test.... Avoid stress mainly...... If constipation present periodically need to be treated... Take care..... Dr.Parth Goswami