Hi welcome to the health care magic The history you are giving is suspected towards acute gastritis or acute ulcer condition So omeprazole Capsule 20 mg daily before one hour of meal given for two week at least Avoid stress as you have history of anxiety Avoid gastric irritants like... -Excess tea, coffee -Alcohol -smoking -Excess spicy foods -non veg etc Small meal given with frequent interval... If you don t improve than empirical antibiotic therapy might needed and USG or endoscopy like further work up necessary If needed than H. Pylori ruled out by urea breath test Take care Consult physician with keeping this answer in mind