| to = imipraminefluvoxamine| stop = * Gradually reduce dosage of citalopram/escitalopram to a maximum of 20 mg/ day resp. 10 mg/day, when this dosage is respectively > 20 mg/day and > 10 mg/day. * When a dosage of 20 mg/day, resp. 10 mg/day, is reached, stop administration.{{StopCitalopram}}
| start =
* No wash-out period is needed.
* Start fluoxetine the next day ''' Day 9: ''' start fluvoxamine in normal dosage of 20 50 mg/day. | info = * {{theorSS}}* Fluvoxamine slows the metabolism of citalopram by inhibition of CYP2C19 and CYP3A4