Hello Bonnie, I was on omeprazole, I have the same problem as you, I was taking 2- 20mg a day. for six months, the gastro give me another prescription Famotidine 40 mg twice a day, I was ok for a while, I still have them, now I am back on Omeprazole 1 a day 20mg. sometimes a take two and I really watch what I eat, I am back taking probiotic, I feel a little better, but I also have IBS, I really don't know what to do anymore, all the best to you.