The chemical Zolpidem has a designated molecular formula of C19H21N3O and a molecular weight of 307.397 g/mol. Synonyms may include: N,N,6-Trimethyl-2-(4-methylphenyl)imidazo(1,2-a)pyridine-3-acetamide, Zolpidemum [Latin], Lorex, Zolpidemum, UNII-7K383OQI23, SL800750, SL 800750, SL 80-0750 (ChemID). Zolpidem has been assigned a MeSH pharmacological action of: GABA-A Receptor Agonist.