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Drug interactions

Fingolimod + Levosalbutamol

Severity: Moderate

Fingolimod and Levosalbutamol: 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

Fingolimod causes bradycardia and can prolong the QT interval, whereas beta-2 agonists can cause tachycardia, hypokalemia and QT prolongation at high doses. The combination may increase arrhythmia risk, though this is mainly relevant with high-dose or repeated levosalbutamol.

What this interaction means in plain words

Fingolimod and Levosalbutamol 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.

Fingolimod belongs to Central Nervous System; Levosalbutamol belongs to Respiratory.

Evidence level: Low

Why it happens

Additive effects on cardiac repolarization and conduction, with beta-agonist hypokalemia increasing susceptibility.

What to do

Monitor ECG and potassium, particularly around fingolimod initiation and with frequent levosalbutamol use. Correct electrolyte abnormalities.

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 Fingolimod with Levosalbutamol?

MediHelp rates the interaction as moderate. Fingolimod and Levosalbutamol 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. Fingolimod causes bradycardia and can prolong the QT interval, whereas beta-2 agonists can cause tachycardia, hypokalemia and QT prolongation at high doses. The combination may increase arrhythmia risk, though this is mainly relevant with high-dose or repeated levosalbutamol.

How serious is the interaction between Fingolimod and Levosalbutamol?

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 ECG and potassium, particularly around fingolimod initiation and with frequent levosalbutamol use. Correct electrolyte abnormalities.

What other medicines interact with Levosalbutamol?

MediHelp also lists interactions of Levosalbutamol with, for example, Amisulpride, Carvedilol, Fexinidazole. The full list is on the Levosalbutamol page.

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