* '''Before day 0:''' gradually reduce dosage of clomipramine to a maximum of 50 mg/day.
* '''Day 1:''' reduce dosage of clomipramine to 25 mg/day.
* '''Day 37:''' reduce stop dosage of clomipramine to 10 mg/day.
| start =
* '''Day 18:''' simultaneously start administration of duloxetine in a normal dosage of 60 mg/day.* '''Day 8:''' stop administration of clomipramine and continue administration of duloxetine.
| info =
* Occurrence of serotonin syndrome is theoretically possible, so caution is necessary.
* Duloxetine is a inhibitor of CYP2D6, which metabolizes clomipramine.}}