[CAS Number 1185039-20-6] Gabapentin-D4 is a stable-labeled internal standard used for the quantification of gabapentin. Gabapentin, sold under brand names such as Neurontin and Nupentin, is an inhibitory neurotransmitter and anticonvulsant drug primarily used to treat seizures. However, it can also be used as a supportive treatment for epilepsy and neuropathic pain. Gabapentin-D4 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.