Fexofenadine Tablets

From: £13.49

Fexofenadine is a prescription-only antihistamine used to treat symptoms of Hayfever and allergy. It is available as a 120mg tablet which only needs to be taken once daily to provide 24 hour relief.


What is Fexofenadine?

Fexofenadine hydrochloride is an antihistamine used to treat nasal allergies, including seasonal allergic rhinitis (Hayfever). The branded version of this medication is called Telfast. Fexofenadine works to block the action of one of the main chemicals responsible for causing Hayfever symptoms.

How do I take Fexofenadine?

You should take one 120 mg Fexofenadine tablet once daily with water and before a meal. If you are taking any antacids containing aluminum or magnesium, you should leave a two-hour gap between them and taking Fexofenadine.

Fexofenadine vs OTC Treatment

If you regularly suffer from Hayfever symptoms with no complications which has not been successfully treated using over the counter (OTC) antihistamines such as Cetirizine and Loratadine, then this prescription only medicine (POM) may be the right one to help combat your symptoms.

What are the cautions associated with Fexofenadine use?

Although Fexofenadine tablets are commonly prescribed in the UK to treat symptoms of Hayfever, it is still important to check if the medication is suitable for you. Fexofenadine should not be used by people suffering with certain conditions or those taking certain medications. You should always read the patient information leaflet (PIL) for Fexofenadine before taking this medication to ensure it is safe for you to use.

What are the side effects of Fexofenadine?

Fexofenadine like all medications may cause certain side effects, however not all patients will experience these.

Fexofenadine side effects include:

  • Headache
  • Nausea
  • Dizziness

Drowsiness: Newer antihistamines such as Fexofenadine are classed as non-sedating and cause less sedation as they cross the blood brain barrier to a lesser extent. Although drowsiness is rare, we do advise that as it may occur and affect the performance of skilled tasks it is important to see if this medication does have any drowsiness effects before carrying out skilled tasks.

For more information associated with the side effects of this medication, please see the patient information leaflet or contact PostMyMeds.


Where can I find more information on Hayfever and Fexofenadine?

Please refer to the patient information leaflet (PIL) for further information about Fexofenadine. You can find more information on Hayfever on the following page.

Authored Dec 02, 2015 by Joseph Issac, MPharm
Reviewed Sep 29, 2019 by Prabjeet Saundh, MPharm

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