rabeprazole

noun

ra·​bep·​ra·​zole rə-ˈbep-rə-ˌzōl 

: a proton pump inhibitor that inhibits gastric acid secretion and is taken orally in the form of its sodium salt C₁₈H₂₀NaN₃O₃S especially to treat gastroesophageal reflux disease, duodenal ulcers, and disorders (such as Zollinger-Ellison syndrome) involving gastric acid hypersecretion

Note: Rabeprazole is marketed under the trademark AcipHex.