Aromatic heterocyclic organic compounds that consist of a benzene ring fused to a pyridine ring; they are structural isomers of quinoline. Includes compounds that are derived from isoquinolines.
A congener of naloxone and also an opioid antagonist.Naltrexone hydrochloride is used in the treatment of alcohol and utilized for deceasing drinking habit. It is also used to prevent euphorigenic effects in the treatment of patients addicted to opioids.