| to = fluoxetine
| stop =
* '''Day 0Before day 1:''' gradually reduce dosage of mirtazapine to a maximum of 30 mg/ day.
* '''Day 1:''' reduce a dosage of 30 mg/day to 15 mg/day.
| start =
* '''Day 1:''' simultaneously start fluoxetine in a normal dosage of 20 mg/day.
* '''Day 8:''' stop administration of mirtazapine and only continue administration of fluoxetine in a dosage of 20 mg/day. }}