Dropropizine is a racemic non-opiate antitussive agent, it is used as a cough suppressant.

Etifoxine is an anxiolytic and anticonvulsant drug.?Unlike benzodiazepines, etifoxine appears to produce its anxiolytic effects by binding to β2 and β3 subunits of the GABAA receptor complex, and so is acting at a different target site to benzodiazepines, although the physiological effect that is produced is similar to that of benzodiazepines.

7-Hydroxy-4-methyl-8-nitrocoumarin is a coumarin derivative.