Can I take 15 and Fexofenadine together?
Drug interaction guide
Originally published 14 Mar 2026
Meets Patient’s editorial guidelines
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There is no known interaction between 15 (assuming this refers to a dose of 15mg of another medication or a typo) and fexofenadine. However, if '15' refers to a specific medication not named, please clarify. Fexofenadine is a non-drowsy antihistamine that does not typically interact with most common medications.
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Why this happens
Fexofenadine is processed by the body differently than many other drugs and does not significantly affect the liver enzymes that break down most medicines.
What you should do
Back to contentsYou can take fexofenadine as prescribed. If '15' refers to a specific medicine you are taking, please provide the name of that medicine to ensure a complete check. Always avoid drinking fruit juices (like orange, grapefruit, or apple) within a few hours of taking fexofenadine, as they can stop the medicine from working properly.
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Using other medicines
Back to contentsTaking 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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