thumb|right|220px|class=skin-invert-image|Chemical structure of a typical Z-drug, zolpidem
thumb|right|220px|class=skin-invert-image|Chemical structure of a typical Z-drug, zolpidem
Nonbenzodiazepines (), sometimes referred to colloquially as Z-drugs (as some of the more well-known drugs begin with the letter "z"), are a class of psychoactive, depressant, sedative, hypnotic, anxiolytic drugs that are benzodiazepine-like in uses, such as for treating insomnia and anxiety.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).