I'm in a lot of pain I feel like my stomach Is going to explode, I went to the ER two times, I was given Pepcid and this liquid, the pain last several minutes then goes away , I want to fart so bad but it doesn't come out it hurts my stomach a lot, I also have a burning at the mouth of my stomach, my mom is very worried and crying , please what is the best way to make me expell the gas I have