#redirect [[Imipramine-citalopram]]{{Drugswitch | from = imipramine | to = escitalopram | stop = * '''Before day 1:''' gradually reduce dosage of imipramine to a maximum of 75 mg/day.* '''Day 1:''' reduce dosage of imipramine to 50 mg/day.* '''Day 3:''' reduce dosage of imipramine to 25 mg/day.* '''Day 8:''' stop administration of imipramine.| start = * '''Day 1:''' simultaneously start administration of escitalopram in a normal dosage of 10 mg/day.| info = * Occurrence of serotonin syndrome is theoretically possible, so caution is necessary.* Citalopram/escitalopram are a weak inhibitor of CYP2D6, which metabolizes imipramine. * {{theorSS}}}}