I have been having a metal, bitter, and weird sweet taste in my mouth, it changes off and on and food and liquid taste s whatever my mouth taste is at the time, and I have and strange sensation in my upper throat, like the taste buds on the back of my tounge is swollen, I have acid reflux, barrets esophagus, and have had my tonsils out. I have been dealing with this for 7 months and cannot seem to get any answers....HELP ;)