* {{theorSS}}
| rapid =
'''Disclaimer:''' A rapid switch is recommended only when adequate monitoring and timely interventions are available. It is generally most appropriate for patients who are hospitalized or in a mental health care clinic.
* '''From:''' citalopram
* '''To:''' paroxetine
* '''Stop:''' Day 1 – stop citalopram
* '''Start:''' Day 1 – start with 50–100% of target dose
}}