| from = fluoxetine
| to = doxepin
| stop =
{{stopFluoxetine1}}
| start =
Caution is necessary for at least four weeks.
* '''Day 2:''' start administration of doxepin in a low dosage of 25 mg/day.
* Fluoxetine and norfluoxetine slow the metabolism of doxepin via CYP2D6.
{{longt1/2fluvox}}
* Start low, go slow for doxepin.}}