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Fexofenadine 120mg & 180mg
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£8.75
Fexofenadine is a strong antihistamine tablet containing the active ingredient, fexofenadine hydrochloride. It is used to treat symptoms of allergy, hay fever and itchy skin. It is available in 120mg and 180mg strengths. The recommended dose is one tablet daily.
Fexofenadine 120mg & 180mg
Buy Fexofenadine online
To buy Fexofenadine online through Chemist Click, you need to:
- Fill out a consultation form that takes 5 minutes.
- Your questionnaire will then be reviewed by one of our in-house pharmacists.
- Once approved, your order will be dispatched with next-day delivery options available.
Fexofenadine Prices
| Name & Dosage | x30 Tablets | x60 Tablets | x90 Tablets |
|---|---|---|---|
| Fexofenadine 120mg Tablets | £8.75 | £17.49 | £25.99 |
| Fexofenadine 180mg Tablets | £13.29 | £22.29 | £29.99 |
Summary For Fexofenadine
| Medication Class | Non-drowsy antihistamine |
|---|---|
| Mechanism of action | Blocks the release of histamine |
| Active ingredient | Fexofenadine hydrochloride |
| Strength | 120mg, 180mg |
| Effective within | 1-2 hours |
| Dosage Instructions | Take one tablet daily |
| Manufacturer | Chanel, Teva, Dr.Reddy’s, Noumed, Cipla |
| Use with alcohol | Avoid |
| Ingredients | Active ingredient: Fexofenadine hydrochloride Inactive ingredients: Powdered cellulose, magnesium stearate, mannitol (E421), croscarmellose sodium, maize starch, colloidal anhydrous silica, hypromellose (E464), titanium dioxide (E171), macrogol 400, allura red AC lake (E129), and iron oxide, black (E172) |
About Fexofenadine
What is Fexofenadine used for?
Fexofenadine is used to treat symptoms of hay fever such as sneezing, runny nose, and watery or itchy eyes.
It is also used to treat symptoms of hives.
How does it work?
During an allergic reaction, the body produces histamine, which is responsible for symptoms of hay fever and allergy.
Fexofenadine blocks the action of histamine, relieving these symptoms.
How long does Fexofenadine take to work?
Fexofenadine starts to work within 1-2 hours of being taken.
How long do the tablets last for?
The effects of Fexofenadine can last for up to 24 hours.
Fexofenadine Dosage Instructions
Fexofenadine 120mg
Dosage used to treat hay fever and allergies in adults
Take one tablet at the same time each day, with or without food.
Fexofenadine 180mg
Dosage used to treat hives lasting 6 weeks for more in adults
Take one tablet at the same time each day, with or without food.
Fexofenadine 180mg is the maximum dose you should use at one time. Do not take more than one tablet within 24 hours.
Fexofenadine Side Effects
Fexofenadine is usually well-tolerated, as it does not cross the blood brain barrier. Most side effects are mild and temporary.
Possible side effects of Fexofenadine include:
Common: Affecting up to 10% of users
- Drowsiness
- Dizziness
- Headache
- Nausea
Uncommon: Affecting up to 1% of users
- Fatigue
- Sleepiness
Fexofenadine Warnings
Fexofenadine is classified as a low-risk medication, and safe to take by most people. However, there may be instances where Fexofenadine is not suitable.
You should not take Fexofenadine if:
- You are allergic to Fexofenadine hydrochloride, or any of the other ingredients listed in the patient information leaflet.
- You are due to have an allergy test.
You should speak to your pharmacist or doctor about taking Fexofenadine if:
- You have kidney or liver problems.
- You have a history of heart problems.
- You have epilepsy.
- You are elderly.
Fexofenadine Interactions
Fexofenadine Hydrochloride can interact with the following medications:
- Other antihistamines.
- Certain anti-cancer drugs such as apalutamide, tepotinib, vemurafenib.
- Indigestion remedies containing aluminium and magnesium (you should leave a 2-hour gap between doses).
- Certain antivirals – such as, velpatasvir, pibrentasvir.
- Certain antidepressants – such as isocarboxazid, phenelzine, tranylcypromine.
- Dronedarone – used to treat irregular heartbeat.
- Ketoconazole – used to treat fungal infections.
- Certain antibiotics – such as erythromycin, rifampicin.
- Letermovir – used during stem cell transplants.
- Teriflunomide – used to treat multiple sclerosis.
- Certain arthritis treatments – such as leflunomide, filgotinib.
- Grapefruit juice, orange juice and fruit juice can reduce the effectiveness of Fexofenadine.
Although Fexofenadine is safe to take with most medications, you should always inform your doctor or pharmacist of any medication you are taking, so that they can check for interactions.
Fexofenadine and Pregnancy/Breastfeeding
Can I take Fexofenadine if I am pregnant?
Do not take Fexofenadine if you are pregnant, unless advised by your doctor. There is limited evidence surrounding the safety of Fexofenadine in those that are pregnant.
Can I take Fexofenadine if I am breastfeeding?
Very small amounts of fexofenadine pass into the milk when breastfeeding.
Although not known to be harmful, always check with your doctor or pharmacist if you wish to take Fexofenadine whilst breastfeeding.
Frequently Asked Questions
Yes, both fexofenadine 120mg and 180mg are available to buy over the counter from pharmacies.
No, you should only take one tablet of fexofenadine within 24 hours.
No, do not take two doses, even if you are making up for a missed dose.
Fexofenadine is a non-drowsy antihistamine, so it is less likely to make you feel drowsy or sleepy. However, it is a listed side effect and a possibility.
No, there are no long-term side effects associated with Fexofenadine.
It is not recommended to drink alcohol while taking Fexofenadine. It can intensify side effects, especially drowsiness. Alcohol can also reduce the effectiveness of Fexofenadine.
Fexofenadine has a half-life of around 11-15 hours. It takes around 22-30 hours for Fexofenadine to clear your system.
Product Reviews
product rated 4.8/5
Most effective tablets on the market. I feel like the brands of fexo 180mg that Chemist Click stock are more effective than what you can buy in the high street.
By Anonymous (via Reviews.io)
The only thing that’s helping my horrific symptoms at the moment
By Shereen Pride (via Reviews.io)
Very good product
By JP (via TrustPilot)
Amazing. It did the trick.
By Diane Batcock (via TrustPilot)
Superintendent Pharmacist
Written by Chemist Click
First created 29th April 2025
Last reviewed 13th November 2025
Sources
- NHS UK. (n.d.). Fexofenadine. Retrieved November 13, 2025, from https://www.nhs.uk/medicines/fexofenadine/
- British National Formulary. (n.d.). Fexofenadine Hydrochloride. Retrieved November 13, 2025, from https://bnf.nice.org.uk/drugs/fexofenadine-hydrochloride/
- Electronic Medicines Compendium. (n.d.). Fexofenadine 120mg/180mg film-coated Tablets. Retrieved November 13, 2025, from https://www.medicines.org.uk/emc/product/3488/smpc
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