As per your symptoms, you are suffering from Acid peptic disease..
Take tab Nexpro RD 20 once daily empty stomach for 5 days.
( Only If not allergic to the medicine And passing stools and flatus normally)
Next Steps
Consult online or Physician,if not better or develop vomiting,pain abdomen , frequent motions or constipation etc.
Health Tips
Eat light but healthy food at short intervals .
Avoid oily,spicy, junk food.
Drink plenty of fluids...water, butter milk etc.