oxycodone

Definition of oxycodone hydrochloride
National Cancer Institute

oxycodone hydrochloride

(OK-see-KOH-done HY-droh-KLOR-ide)
A drug used to treat moderate to severe pain. It is made from morphine and binds to opioid receptors in the central nervous system. Oxycodone hydrochloride is a type of analgesic agent and a type of opiate.

Source: NCI Dictionary of Cancer Terms