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Created page with '{{Drugswitch | from = doxepin | to = fluoxetine | stop = * '''Before day 0:''' gradually reduce dosage of doxepin to a maximum of 100 mg/day. * '''Day 1:''' reduce dosage of d...'
{{Drugswitch
| from = doxepin
| to = fluoxetine
| stop =
* '''Before day 0:''' 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.
| start =
* '''Day 1:''' simultaneously start administration of fluoxetine in a normal dosage of 20 mg/day.
* '''Day 8:''' stop administration of doxepin and continue administration of fluoxetine.
| info =
* Occurrence of serotonin syndrome is theoretically possible, so caution is necessary.
* Fluoxetine is a strong inhibitor of CYP2D6, which metabolizes doxepin. }}
| from = doxepin
| to = fluoxetine
| stop =
* '''Before day 0:''' 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.
| start =
* '''Day 1:''' simultaneously start administration of fluoxetine in a normal dosage of 20 mg/day.
* '''Day 8:''' stop administration of doxepin and continue administration of fluoxetine.
| info =
* Occurrence of serotonin syndrome is theoretically possible, so caution is necessary.
* Fluoxetine is a strong inhibitor of CYP2D6, which metabolizes doxepin. }}