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Drug interactions

Iloperidone + Propofol

Severity: Moderate

Iloperidone and Propofol: 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

Iloperidone is a sedating atypical antipsychotic that causes orthostatic hypotension and QT prolongation. With propofol, additive sedation and hypotension are likely, with a possible additive QT effect.

What this interaction means in plain words

Iloperidone and Propofol 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.

Iloperidone belongs to Central Nervous System; Propofol belongs to Central Nervous System.

Evidence level: Moderate

Why it happens

Additive CNS depression and hypotension from alpha-1 and H1 blockade; both may affect QT interval.

What to do

Titrate propofol to effect and monitor blood pressure, sedation and ECG. Correct potassium and magnesium abnormalities in at-risk patients.

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 Iloperidone with Propofol?

MediHelp rates the interaction as moderate. Iloperidone and Propofol 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. Iloperidone is a sedating atypical antipsychotic that causes orthostatic hypotension and QT prolongation. With propofol, additive sedation and hypotension are likely, with a possible additive QT effect.

How serious is the interaction between Iloperidone and Propofol?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate propofol to effect and monitor blood pressure, sedation and ECG. Correct potassium and magnesium abnormalities in at-risk patients.

What other medicines interact with Propofol?

MediHelp also lists interactions of Propofol with, for example, Alfentanil, Alprazolam, Amobarbital. The full list is on the Propofol page.

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

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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