[[File{{Drugswitch | from = nortriptyline| to = vortioxetine | stop = * '''Before day 1:Empty''' gradually reduce dosage of nortriptyline to a maximum of 100 mg/day.jpg]]* '''Day 1:''' reduce dosage of nortriptyline to 50 mg/day.* '''Day 3:''' reduce dosage of nortriptyline to 25 mg/day.* '''Day 8:''' stop administration of nortriptyline.| start = * A wash-out period is not necessary.* '''Day 1:''' start administration of vortioxetine in a normal dosage of 10 mg/day.}}