| to = fluvoxamine
| stop =
* '''Before 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.* '''Day 8:''' stop administration of mirtazapine.{{stopMirtazapine}}| start = * '''Day 11:''' start fluvoxamine in a normal dosage of 50 mg/day.* '''Day 14:''' If necessary, increase dosage of fluvoxamine to 100 mg/day and later even more. {{StartAntidepressant}}| info = * Caution with this switch is necessary, because Safe target dose fluvoxamine slows the metabolism of mirtazapine via CYP1A2, CYP2C9, CYP2D6 and CYP3A4.{{review}}= 100 mg
}}