Paroxetine-fluoxetine
From Psychiatrienet
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Switch medication from paroxetine to fluoxetine.[1] [2]
Stop paroxetine - Before day 1: gradually reduce dosage of paroxetine to a maximum of 20 mg/day when this dosage is > 20 mg/day.
- Day 1: reduce dosage of paroxetine to a maximum of 10 mg/day.
- Day 8: stop administration of paroxetine.
Start fluoxetine- Day 1: start fluoxetine at 100% of the target dose.
- After 2 weeks: If necessary, gradually increase dosage of fluoxetine.
More information- Safe target dose fluoxetine = 20 mg
- Fluoxetine and paroxetine are both strong inhibitors of CYP2D6.
- ↑ Switches are based on literature references on this page and expert opinions of the authors. The authors have used pharmacokinetic and receptor affinity properties to determine the switch schedules
- ↑ Stahl, S. M. (2013). Stahl's essential psychopharmacology: Neuroscientific basis and practical applications (4th ed.). Cambridge University Press.
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