omeprazole

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omeprazole (oh-mep-ră-zohl) n. a drug used to treat gastric and duodenal ulcers, gastro-oesophageal reflux disease, and the Zollinger-Ellison syndrome (see proton-pump inhibitor). Administered by mouth or intravenously, it is long-acting and need only be taken once a day. Trade name: Losec.

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