HMG-CoA reductase inhibitor
(HMG-koh-A ree-DUK-tays in-HIH-bih-ter)
A substance that blocks an enzyme needed by the body to make cholesterol and lowers the amount of cholesterol in the blood. HMG-CoA reductase inhibitor drugs are called statins. Also called hydroxymethylglutaryl-coenzyme A reductase inhibitor.