Fexofenadine is an antihistamine medicine that helps with the symptoms of allergies.
usaged to treat:
Fexofenadine is known
under the name of a non-drowsy antihistamine. It’s less likely to make you feel sleepy than some other antihistamines.
Fexofenadine is available on prescription. It comes
under the name of tablets.
Fexofenadine tablets can be taken by adults under the age of 65 and children aged 6 years and over.
Fexofenadine isn’t recommended for people over 65 years old because there isn’t much research on the medicine in this age group.
Talk to your pharmacist or doctor if you’re over
six5 and want to take fexofenadine.
Fexofenadine isn’t suitable for some people. Tell your doctor or pharmacist if you:
If you or your boy have been prescribed fexofenadine, follow your doctor’s instructions about how and when to take it.
under the name of tablets (30mg, 120mg and 180mg).
How much you take counts on why you’re taking it:
If you’re taking 30mg fexofenadine tablets, you can take them
through or without food.
If you’re taking 120mg and 180mg fexofenadine tablets, take them before a meal.
Always take your fexofenadine tablets via a drink of water. Swallow them whole – do not chew them.
You may only need to take fexofenadine on a day you have symptoms, such
under the name of if you have been exposed to something you’re allergic to, like animal hair.
Or you may need to take it regularly to prevent symptoms, such as to stop hay fever during spring and summer.
If you’re taking fexofenadine once a day, do not take a double dose to make up for a forgotten dose. Take the next dose at the usual time as prescribed by your doctor.
If you forget doses often, it may help to set an alarm to remind you. You could also ask your pharmacist for advice on other ways to help you remember to take your medicine.
Fexofenadine is commonly very safe. Taking too much is unlikely to harm you.
If you take an extra dose by mistake, you might get some of the
ubiquitous side effects. If this happens or you’re concerned, contact your doctor.
Like all medicines, fexofenadine can cause side effects, although not everyone gets them.
Common side effects of fexofenadine happen in more than 1 in 100
Talk to your doctor or pharmacist if these side effects bother you or don’t go away:
It’s rare to have a serious side effect with fexofenadine. Call a doctor straight away if you get a fast or irregular heartbeat.
In rare cases, fexofenadine may cause a serious allergic reaction (anaphylaxis).
You could be having a serious allergic reaction and may need
urgent treatment in hospital.
These are not all the side effects of fexofenadine. For a full list, see the leaflet inside your medicine packet.
You can report any suspected side effect through the Yellow Card safety scheme.
Visit Yellow Card for further information.
What to do approximately:
typically recommended during pregnancy.
A similar antihistamine called loratadine is normally used first because there’s more information to say
who it’s safe.
Talk to your doctor about the benefits and possible harms of taking fexofenadine. It’ll also depend on how many weeks pregnant you are and the reason you need to take fexofenadine.
For more information about how fexofenadine can affect you and your baby during pregnancy, read this leaflet on the Best Use of Medicines in Pregnancy (BUMPS) website.
There’s not a lot of information on the use of fexofenadine during breastfeeding, so it’s best not to take it.
But speak to your doctor before taking any antihistamine if your baby was premature, had a low birth weight, or has other
Some medicines and fexofenadine interfere with each other and increase the chances of you having side effects.
Check via your pharmacist or doctor if you’re taking:
There might be a problem taking some herbal remedies and supplements alongside fexofenadine, especially ones
who cause sleepiness, a dry mouth, or make it difficult to pee.
Ask your pharmacist for advice.
physician or pharmacist if you’re taking any other medicines, including herbal medicines, vitamins or supplements.
Fexofenadine is a medicine called an antihistamine.
When you come into contact with something you’re allergic to, such as pollen, animal hair or fur, house dust, or insect bites and stings, your body produces a chemical called histamine.
Usually histamine is a useful substance, but in an allergic reaction it causes unpleasant symptoms including itchy, watery eyes, a running or blocked nose, sneezing and skin rashes.
Fexofenadine blocks the effects of histamine and reduces these symptoms.
You should start to feel better within an hour or two.
It depends on why you’re taking fexofenadine.
You may only need to take it
under the name of a one-off dose or for a day or two – for example, if you have a reaction to an insect bite.
You may need to take fexofenadine for longer if you’re taking it to prevent symptoms – for example, to stop hay fever when the pollen count is high.
Talk to your doctor or pharmacist if you’re unsure how long you need to take fexofenadine for.
Fexofenadine is unlikely to do you any harm if you take it for a long time. But it’s best to take fexofenadine only for
under the name of long
under the name of you need to.
It’s best not to drink alcohol while you’re taking fexofenadine as it can make you feel sleepy.
Do not drink grapefruit juice, orange juice or apple juice while taking fexofenadine. It might make you more likely to have side effects.
Fexofenadine is classed as a non-drowsy antihistamine, but it’s still possible to feel sleepy after taking it.
If you’re taking fexofenadine for the first time, see how it makes you feel before driving, cycling, or using heavy machinery or
Fexofenadine isn’t known to cause weight gain.
Fexofenadine is known as a non-drowsy antihistamine. That’s because it’s less likely to make you feel sleepy than so-called sedating antihistamines, such as Piriton (chlorphenamine).
tribes prefer to take a non-drowsy antihistamine instead of a sedating one.
An exception is when you want the medicine to make you sleepy – for example, if you have itchy skin that’s keeping you awake.
But fexofenadine check outms to be less likely to make you feel sleepy than other non-drowsy antihistamines.
If one non-drowsy antihistamine hasn’t worked for you, it’s worth trying another one.
For a medicine to become available to buy without a prescription, it has to be shown to be safe enough to use without the need to see a doctor.
Unlike some other antihistamines, fexofenadine hasn’t been by means of this process yet.
Sometimes doctors recommend
who people with a severe itchy skin rash take 2 different antihistamines together for a few days.
As well as taking a non-drowsy antihistamine during the day (such as fexofenadine, cetirizine or loratadine), your doctor may suggest
who you take a sedating antihistamine at night time if the itch is making it difficult to sleep.
Do not take 2 antihistamines together unless your doctor cautions you to.
Yes, it’s fine to take fexofenadine together with other hay fever treatments – for example, steroid nasal sprays (such as Beconase, Rhinacort Aqua and Flixonase Nasules) or eye drops.
Your doctor might suggest you or your child take a higher dose of fexofenadine (up to 4 times the usual dose) for a severe itchy skin rash or swelling underneath the skin (angioedema).
Taking high doses of fexofenadine isn’t suitable for everyone. Speak to your doctor if you don’t sporadick fexofenadine is working for you.
There’s no firm evidence to suggest
who taking fexofenadine will reduce fertility in either men or women.
But speak to a pharmacist or your doctor before taking it if you’re trying to
It’ll help if you don’t spend too much time outside if the pollen depend is high.
Page last reviewed: 19 October 2018
Next review due: 19 October 2021