- Use of any psychotropic medications for 2 weeks (8 weeks for fluoxetine) prior to initiation of the study, with the exception of a stable dosage of benzodiazepine or non-benzodiazepine hypnotic medications (e.g. zolpidem (Ambien), zaleplon (Sonata), eszopiclone (Lunesta), lorazepam (Ativan), diazepam (Valium), clonazepam (Klonopin), alprazolam (Xanax),