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Drug interactions

Paroxetine + Selinexor

Severity: Moderate

Paroxetine and Selinexor: moderate interaction.

Last updated

For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Summary

Selinexor commonly causes dizziness, confusion and other neurological adverse effects, and paroxetine can also cause dizziness, sedation and cognitive effects. Using them together may add to these effects and raise the risk of falls and impaired function. No specific pharmacokinetic interaction is established.

What this interaction means in plain words

Paroxetine and Selinexor can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Paroxetine belongs to Central Nervous System; Selinexor belongs to Oncology.

Evidence level: Low

Why it happens

Additive central nervous system adverse effects; no specific pharmacokinetic mechanism is established.

What to do

Counsel patients to report dizziness or confusion and avoid driving or hazardous tasks. Reassess the need for paroxetine or adjust selinexor supportive care if neurological symptoms emerge.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Paroxetine with Selinexor?

MediHelp rates the interaction as moderate. Paroxetine and Selinexor can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Selinexor commonly causes dizziness, confusion and other neurological adverse effects, and paroxetine can also cause dizziness, sedation and cognitive effects. Using them together may add to these effects and raise the risk of falls and impaired function. No specific pharmacokinetic interaction is established.

How serious is the interaction between Paroxetine and Selinexor?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Counsel patients to report dizziness or confusion and avoid driving or hazardous tasks. Reassess the need for paroxetine or adjust selinexor supportive care if neurological symptoms emerge.

What other medicines interact with Paroxetine?

MediHelp also lists interactions of Paroxetine with, for example, Isocarboxazid, Methylene blue, Phenelzine. The full list is on the Paroxetine page.

Full monographs, dosing and an interaction checker in the MediHelp app

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