Hi, im a 43 female with IBS problem, my doctor didnt want do another endoscopy because I had one done a year an a half ago.... my bowel are very sensitive and painful, they are making sounds all day, now im developing mouth sores and bad breath..Im very dissapointed with all this, what other tests could be done ? My meds are prilosec 20mg twicea day, simethicone 125mg Any suggestions Please &Thank You