You need to see a physician Gastroenterologist for a proper clinical check up.
Next Steps
But, you can try these basic life adjustments: Avoid tea, coffee, alcohol,smoking, spicy and fried food, irregular dietary habit, constipation, inadequate sleep, taking water and or reclining immediately after a bulky meal. Ensure small qty of healthy food with standard roughage at small
regular intervals. Can take common OTC antacids. Address stress issues, if any.
Health Tips
Acidity/fatulence are not ailments by themselves but may be symptoms of some serious illness like cardiac ischemia. Please do not ignore if your problem persists. Ses a doctor.