* '''Before Day 1:''' gradually reduce dosage of paroxetine to a maximum of 20 mg/day when this dosage is > 20 mg/day. * '''Day 1:''' reduce dosage of paroxetine to a maximum of 10 mg/day. * '''Day 8:''' stop administration of paroxetine.{{stopParoxetine}}
| start =
* No wash-out period is needed.
* Start ''' Day 9: ''' start escitalopram the next day in normal dosage of 10 mg/day.