Drug Interactions With Formoterol Solution

Beta blockers, MAOIs, and tricyclic antidepressants are among the substances that can cause drug interactions with formoterol solution. Some of these interactions can increase your risk of certain side effects, such as low potassium levels or irregular heart rhythms. Because some of these interactions may also cause life-threatening complications, be sure to talk to your healthcare provider about any interactions with formoterol solution that may apply to you.

An Overview of Drug Interactions With Formoterol Solution

Formoterol solution (Perforomist™) can potentially interact with a few other medicines. Some of these medicines that may lead to formoterol solution interactions include:



  • Certain diuretics, such as:



  • Corticosteroids, such as:


    • Betamethasone (Celestone®)
    • Cortisone
    • Dexamethasone (Decadron®)
    • Fludrocortisone (Florinef®)
    • Hydrocortisone (Cortef®)
    • Methylprednisolone (Depo-Medrol®, Medrol®)
    • Prednisolone (Orapred®, Pediapred®)
    • Prednisone
    • Triamcinolone (Kenalog®, Aristospan®)


  • Monoamine oxidase inhibitors (MAOIs), including:



  • QT-prolonging medications (drugs that have a certain effect on the heart rhythm)
  • Theophylline (Uniphyl®, Theocron®, TheoCap®, Theo-24®, Elixophyllin®)
  • Tricyclic antidepressants, including:



Formoterol Fumarate for COPD

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