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Can I take Acetaminophen and Asmanex twisthaler inhalation together?

Drug interaction guide

There are no known significant interactions between paracetamol (acetaminophen) and Asmanex Twisthaler (mometasone). It is generally considered safe to use these two medicines together.

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Why this happens

Paracetamol is a painkiller and fever reducer that is processed mainly by the liver. Asmanex is a corticosteroid inhaled into the lungs to prevent asthma symptoms; very little of the medicine enters the rest of the bloodstream. Because they work in different ways and are handled by different parts of the body, they do not interfere with each other.

You can take these medicines together as prescribed. However, it is best to avoid or strictly limit alcohol when taking paracetamol, as combining them increases the risk of liver damage. Always follow the dosage instructions on the packaging for paracetamol and use your Asmanex inhaler exactly as your doctor has directed.

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Taking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.

Disclaimer

This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.

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Article history

The information on this page is written and peer reviewed by qualified clinicians.

  • 14 Mar 2026 | Originally published
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