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Drug interactions

Diethylpropion + Formoterol-mometasone

Severity: Moderate

Diethylpropion and Formoterol-mometasone: 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

Diethylpropion is a sympathomimetic appetite suppressant that can raise heart rate and blood pressure. Formoterol adds beta-2 mediated cardiac stimulation, so palpitations, tachycardia and hypertension may be more pronounced.

What this interaction means in plain words

Diethylpropion and Formoterol-mometasone 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.

Evidence level: Low

Why it happens

Additive sympathomimetic cardiovascular effects.

What to do

Monitor heart rate and blood pressure, and avoid the combination in patients with significant cardiovascular disease.

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 Diethylpropion with Formoterol-mometasone?

MediHelp rates the interaction as moderate. Diethylpropion and Formoterol-mometasone 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. Diethylpropion is a sympathomimetic appetite suppressant that can raise heart rate and blood pressure. Formoterol adds beta-2 mediated cardiac stimulation, so palpitations, tachycardia and hypertension may be more pronounced.

How serious is the interaction between Diethylpropion and Formoterol-mometasone?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor heart rate and blood pressure, and avoid the combination in patients with significant cardiovascular disease.

What other medicines interact with Formoterol-mometasone?

MediHelp also lists interactions of Formoterol-mometasone with, for example, Amiodarone, Amisulpride, Amoxapine. The full list is on the Formoterol-mometasone page.

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

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