| stop = {{StopCitalopram}}
| start =
* '''Day 18:''' simultaneously start administration of nortriptyline in a normal dosage of 25-50 mg/day.* '''Day 8:''' stop administration of citalopram/escitalopram and continue administration of nortriptyline only. | info = * “Start low, go slow” for nortriptyline is not required, but caution is necessary.
}}