"Among the most widely sold drugs in the world," according to http://en.wikipedia.org/wiki/Proton-pump_inhibitor , proton-pump inhibitors (PPIs) are terrible for general health. See That acid reflux pill may be causing your health problems   Stomach acid blockers, usually PPIs such as omeprazole, lansoprazole, ranitidine, and cimetidine, or antacids are intended for only short-term use, unless you have an extremely serious case of gastroesophageal reflux disease (GERD) -- which few peo