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Drug interactions

Arformoterol + Aripiprazole

Severity: Minor

Arformoterol and Aripiprazole: minor 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

Arformoterol is an inhaled long-acting beta agonist that can prolong the QT interval and cause tachycardia at higher exposure. Aripiprazole has a low QT liability, so the combination has little clinical consequence in most patients.

What this interaction means in plain words

Arformoterol and Aripiprazole have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Arformoterol belongs to Respiratory; Aripiprazole belongs to Central Nervous System.

Evidence level: Low

Why it happens

Possible small additive QT and heart rate effects; no established pharmacokinetic interaction.

What to do

No routine action is needed; consider an ECG if the patient has other QT risk factors or cardiac disease.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

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 Arformoterol with Aripiprazole?

MediHelp rates the interaction as minor. Arformoterol and Aripiprazole have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Arformoterol is an inhaled long-acting beta agonist that can prolong the QT interval and cause tachycardia at higher exposure. Aripiprazole has a low QT liability, so the combination has little clinical consequence in most patients.

How serious is the interaction between Arformoterol and Aripiprazole?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine action is needed; consider an ECG if the patient has other QT risk factors or cardiac disease.

What other medicines interact with Aripiprazole?

MediHelp also lists interactions of Aripiprazole with, for example, Pimozide, Thioridazine, Amisulpride. The full list is on the Aripiprazole 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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