Fasiplon (RU 33203) is a nonbenzodiazepine anxiolytic drug from the imidazopyrimidine family of drugs.
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Formula | C13H15N5O2 |
Molar mass | 273.296 g·mol−1 |
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Fasiplon binds strongly to benzodiazepine sites on the GABAA receptor and has similar anxiolytic effects in animals, but with less sedativeormuscle relaxant action.[1] It was developed by a team at Roussel Uclaf in the 1990s[2]