Paroxetine and Pitolisant interaction

Paroxetine and Pitolisant: the Pitolisant prescribing label describes an interaction that usually calls for monitoring, a dose change, or spacing the doses.

Moderate

Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.

What the FDA labels say

From the Pitolisant (Wakix) label · effective 2026-02-13

Moderate

Strong CYP2D6 Inhibitors: Increased exposure of WAKIX; reduce the maximum recommended dose of WAKIX by half ( 2.6 , 7.1 )

Drug interactionsby drug classView label on DailyMed
Moderate

Drugs Having Clinically Important Interactions with WAKIX Table 2: Clinically Significant Drug Interactions with WAKIX Effect of Other Drugs on WAKIX Strong CYP2D6 Inhibitors Clinical Implication: Concomitant administration of WAKIX with strong CYP2D6 inhibitors increases pitolisant exposure by 2.2-fold.

Drug interactionsby drug classView label on DailyMed

Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.