Abdomen heaviness. Eno or something?

I always feel heaviness in right side lower abdomen at side area of my navel. I feel like something are their in right lower side of stomach...when I sleep I feel heaviness most..i did all test like abdomen usg endoscopy n colonoscopy..all result r normal exp intestine ulcer n in endoscopy GERD problem...why I feel heaviness plz tell me I am so depressed...I dont have bad habits like smoking or drinking...I take very light good n juice also... my question is that 1.is heaviness due to gastric in large intestine?? 2.is due to large intestine ulcer?? 3.I want to take aurvedic medicine .is it good for stomach problem?? 4.can I take baking sode for that n which company of baking soda should I take like eno or something??? Plz Sir / madam I want reply from aurvedic doctor..thx