Proton Pump Inhibitor (PPI) Side Effects Kidney Injury, Disease from www.youhavealawyer.com What is Proton Pump Inhibitors (PPI) and Does It Cause Weight Gain? What is Proton Pump Inhibitors (PPI)? Proton Pump Inhibitors (PPI) are a class of drugs used to treat acid-related diseases such as gastroesophageal reflux disease (GERD), stomach ulcers and peptic ulcers. PPIs […]