- Fentanyl, Sublimaze - trade names of a narcotic analgesic that can be inhaled and that acts on the central nervous system and may become addictive; used as a veterinary anesthetic and with other drugs before, during, and after surgery; also used as a nonlethal gas to incapacitate people in hostage situations; also abused as a recreational drug
--1 is a kind of opiate; analgesic, anodyne, painkiller, pain pill