Noun
nonbenzodiazepine (plural nonbenzodiazepines)
A drug that is not a benzodiazepine: specifically, an imidazopyridine, pyrazolopyrimidine or cyclopyrrolone, which have similar effects.
Although these nonbenzodiazepine medications are generally believed to be better and safer than earlier generations of sedatives, they have still generated some controversy and discussion regarding side-effects. Source: Internet
It is not clear as to whether the new nonbenzodiazepine hypnotics (Z-drugs) are better than the short-acting benzodiazepines. Source: Internet