Dictionary

proton pump inhibitor

noun

Definition of PROTON PUMP INHIBITOR

:  any of a group of drugs that inhibit the activity of pumps transporting hydrogen ions across cell membranes and are used to inhibit gastric acid secretion

First Known Use of PROTON PUMP INHIBITOR

1983

proton pump inhibitor

noun    (Medical Dictionary)

Medical Definition of PROTON PUMP INHIBITOR

:  any of a group of drugs (as omeprazole) that inhibit the activity of proton pumps and are used to inhibit gastric acid secretion in the treatment of ulcers and gastroesophageal reflux disease—abbreviation PPI

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