 - Participants taking anticonvulsants, and other psychotropic medication see exception below that cannot be safely tapered and discontinued. The following psychotropic medications are allowed if they have been taken at a stable dose for at least 4 weeks: zopiclone up to 15 mgday; trazadone up to 150 mgday; benzodiazepine at a dose of up to 3 mgday lorazepam-equivalents; gabapentin and pregabalin if prescribed for pain. 