* Gradually reduce dosage of paroxetine to a maximum of 20 mg/ day| stop = {{StopSSRI, when this dosage is > 20 mg/day. * When a dosage of 20 mg/day is reached, stop administration.SNRI}}

* No wash-out period is needed'''Day 1:''' start administration of venlafaxine in a low dosage of 37,5mg/day. * Start '''Day 8:''' increase dosage of venlafaxine the next day in normal to a dosage of 75 mg/day.| info =* Paroxetine slows the metabolism of venlafaxine via inhibition of CYP2D6.}}