| to = nortriptyline
| stop =
* '''Before day 1:''' gradually reduce dosage of fluvoxamine to a maximum of 50 mg/ day when this dosage is > 50 mg/day. * '''Day 1:''' reduce dosage of fluvoxamine to a maximum of 25 mg/day. {{stopFluvoxamine}}
| start =
Caution is necessary.
* Fluvoxamine slows the metabolism of nortriptyline via CYP2D6.
* "Start low, go slow" is not required, but caution is necessary.
{{review}}
}}