I am vomiting (a little) in my sleep every 30 minutes or so. i wake up choking and coughing?

it is to the point where my whole body hurts from heaving and coughing to try to get the liquid out of my lungs. I read somewhere i should sleep sitting up but it still happens and is getting worse my quality of life is shot. p.s. I do not drink alcohol ever and rarely eat spicy food.when i look online i keep finding reflux and gerd but my symptoms dont match so?????? i need help im aching all over and there doesnt appear to be any end in sight...HELP ME PLEASE!!!!!!!