| to = duloxetine
| stop =
* '''Before day 1:''' gradually reduce dosage of doxepin to a maximum of 100 mg/day.* '''Day 1:''' reduce dosage of doxepin to 50 mg/day.* '''Day 3:''' reduce dosage of doxepin to 25 mg/day.* '''Day 8:''' stop administration of doxepin.{{downDoxepin}}
| start =
* '''Day 89:''' start administration of duloxetine in a dosage of 30 mg/day.* '''Day 1516:''' increase administration of duloxetine to 60 mg.
| info =
* Duloxetine is an inhibitor of CYP2D6, which metabolizes doxepin.
{{review}}
}}