Suggest Treatment For Problems While Eating Food

Question : Hi, I have a long hx of my body shuting down while I am eating. I cannot eat out or attend any food related activity with out a driver. Even while eating at home, I pass smooth out loosing my day or evening.
Ihave had all sorts of sugar tests have been done. thyroid, liver enzymes,
Here is my symptoms during : post first bite till I am done eating.
have trouble swallowing, gasses are releasing, have to hold head tilted back to open airway to allow gases to release, blurred vision, headache, brain shuts down, caint process questions or comprehend what I read or hear, ringing in ears, eyes get glazed, slow to respond to questions, eyelids impossible to keep open, facial numbness, drool, hard to hold a glass of water, burping belching, pain in chest, tightness in chest, increase heart rate, heart palpatations, irregular heart beats, pass out stil belching and birping or like a tea kettle letting gases out. it is like saying the word puff but no audible throat sounds only air forcing the lips to make puff sounds. then after about hr or longer, the palpations subside, the chest pain eases, chest tightness eases, bp returns to normal, then when laying down if I turn to either side, the palpations return, chest tightness returns after a couple of hours all symptoms go away exept: "puffing sounds while releasing gases, headache, mental fog, trouble processing information, tired, lethargic, extrememly sleepy still, worn out, arms and legs are heavy,extremely sensitive to light and sound. I can be passed out for a couple of hours or as long as 24 hours.