I have ibs since last December but because i have limited my diet it has been in control. Suddenly since two weeks m continuously having growling sounds in my stomach right after dinner and excessive burping. It won't stop the whole night since last 2 weeks. I don't know how it started, i had dinner and i started having it . I saw doctor before 4 months when i was having excessive burping and he asked me to have mentocyl flatuburst and nexon rd .