| start =
* No wash-out period is needed.
* '''Day 12:''' start citalopram the next day in low dosage of 10 mg/day.* '''Day 1415:''' increase dosage of citalopram to normal, i.e. 20 mg/day.
| info =
* Fluoxetine has a very long elimination time; phasing out fluoxetine is therefore not necessary.