What Causes Vomiting, Heart Burn And Lower Abdominal Pain In A Child?

My son now 10 years old. He had an ulcers when he was 6years old.3rd time endoscope done results was good .But now a days again he has early morning vomiting,heartburn, down part of stomach pain. We been to doctor,he give raincid tablet Few day he was ok but still the problems same we are really in teneson. where to go what to do ..all the reports like x-ray blood test,stool,urine test are fine but this time doctor sayed to us not do endoscope. So eagerly awaiting for your answer.