Hello for the last 6 month ive been suffering from Abdominal pain, vomiting, and heartburn. it get worse after eating. i've had breathing test which revealed that i have Helicobacter pylori. I was treated with two antibiotics and a heartburn medication. yet the symptoms increased and Gases and belching were added to it.my doctors have no idea what it is and they want to send me to many tests what do you think it could be?