[CAS Number 99294-93-6] Zolpidem.hemitartrate, more commonly known by its brand name Ambien, is a non-benzodiazepine used to treat insomnia. It can be abused when used as a date rape drug and have extreme side effects such as sleep-driving. Zolpidem. hemitartrate is available as reference material (bulk powder and/or solution) and as calibrated, Ready-to-Use, certified reference material (CRM). This product is designed for qualitative and quantitative protocols and can be used for forensic, toxicology, research, and other chemical/biochemical analytical applications.