The Big Brup

so last night i was sipping my protine shake and got this heart burtn my frist thought gas so i start walking trying to move it and take my gas ex walk some mote still nothing just this pain in the middle of my brest bone area nothing was moving this thing so i did something i knew i should not i went out to move it and burp i knew i could burp and rhow up if i drank just a little too fast so i did this and had the most relfie. I find i have heart burn/ reflex every night i am on lquid zantic so i know i should not be able to but evey night i have this heart burn but and fell it coming up it just water as i drink right up till i go to bed.