Wiktionary
sulazepam
n. A benzodiazepine drug, the thioamide derivative of diazepam.
Wikipedia
Sulazepam
Sulazepam is a benzodiazepine derivative. It is the thioamide derivative of diazepam. It is metabolised into diazepam, desmethyldiazepam and oxydiazepam. It has sedative, muscle relaxant, hypnotic, anticonvulsant and anxiolytic properties like those of other benzodiazepines. It was never marketed.