hello there. you don't need medicines as such. all you need is to make some lifestyle changes. here are a few things you could consider 1. drink lots of water. 2. have frequent small meals. 3. avoid oily and spicy foods. 4. have high fiber and high protein diet. 5. don't compromise in your sleep, I know for you your studies are very important as of now. but trust me nothing is more important than your health. 6. avoid coffee or caffeine containing drinks. follow all this and you would be fine. only when your problem is sever you could take tab. ranitidine 300 mg as a single dose before food. but avoid medicines as far as possible. regards