| to = fluoxetine
| stop =
{{stopAmitriptyline1stopAmitriptyline}}
| start =
* '''Day 89:''' start administration of fluoxetine in a normal dosage of 20 mg/day.* '''Day 1516:''' if necessary, increase dosage of fluoxetine.
| info =
*{{theorSS}}
* Fluoxetine and norfluoxetine are inhibitors of CYP2D6 (strong) and CYP3A4 (moderate), which metabolize amitriptyline.
}}