Pronunciation: (meh-PAYR-ih-deen HY-droh-KLOR-ide)
A drug used to treat moderate to severe pain. It binds to opioid receptors in the central nervous system. Meperidine hydrochloride is a type of analgesic agent and a type of opioid. Also called Demerol.
Source: NCI Dictionary of Cancer Terms2006-09-15 Date last modified: 2009-05-01