Last 3/4 Day's I Feel Chest Pain In Chest Right

last 3/4 day's i feel chest pain in chest right side, I feel it's acid problem, but since long time i have suffering this problem, now this pain like flammable in my upper chest and feel uneasy hole day.lot of doctor already visited,also different test, only only identification that's IBS, in this stage how can i relife from this problem.........................Please,please,please