Drug interactions
Formoterol-mometasone + Telavancin
Severity: Moderate
Formoterol-mometasone and Telavancin: 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
Telavancin has been associated with QT prolongation, and formoterol may add to this effect and lower potassium. The combination may increase arrhythmia risk in patients with other risk factors.
What this interaction means in plain words
Formoterol-mometasone and Telavancin 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.
Formoterol-mometasone belongs to Respiratory; Telavancin belongs to Anti Bacterial.
Why it happens
Additive QT prolongation, with beta2-agonist-induced hypokalemia contributing.
What to do
Check potassium and magnesium and obtain an ECG in patients with cardiac disease or other QT-prolonging drugs during co-treatment.
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?
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Other interactions of Formoterol-mometasone
Other interactions of Telavancin
- Telavancin + Thioridazine Contraindicated
- Adagrasib + Telavancin Major
- Amiodarone + Telavancin Major
- Amisulpride + Telavancin Major
- Anagrelide + Telavancin Major
- Arsenic trioxide + Telavancin Major
Frequently asked questions
Can I take Formoterol-mometasone with Telavancin?
MediHelp rates the interaction as moderate. Formoterol-mometasone and Telavancin 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. Telavancin has been associated with QT prolongation, and formoterol may add to this effect and lower potassium. The combination may increase arrhythmia risk in patients with other risk factors.
How serious is the interaction between Formoterol-mometasone and Telavancin?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check potassium and magnesium and obtain an ECG in patients with cardiac disease or other QT-prolonging drugs during co-treatment.
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.
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