Suggest Treatment For Stomach Pain

i have stomach pains.i was having chest pains but not anymore.been to er like 4 times in 2 or 3 months and i had a upper and lower scope done and the gastro doc said it was due to a ulcer and hernia.went back to er because it feels like a knot in my stomach.they ran some test and said my white blood cell count was either high or low(dont remember)and they said it was an infection.they perscribed metronidazole for 10 days.out of pills now and im still the same with the exeption of my butt is itching now.