I take Prevacid as well and occasional Reglan and have no problems since I started taking them. I took Nexium prior and the side effects were horrible for me but I know many people who have had no problem with it. I agree that its basically how it reacts to your body's chemistry.
IBS, Diverticulosis, GERD, Disc Degeneration
"If you don't like something change it; if you can't change it, change the way you think about it" - Mary Engelbreit