Talk to Gastroenterologist on Stomach Issue

Stomach issue : its been 5 years im facing this issue.. some time it cure automaticaly but mostly it happens that when i eat something even drink something like Tea,milk,water so after half or one hour i feel burden in my stomach it seems like something stuck in my stomach pipe so it is very irritated situation and i cant set or sleep with this situation.. i already consult with 2 doctors before 1 year but nothing was postive.. plz suggest properly.. thanks