Back to Medicines A-Z. Cetirizine is known as a non-drowsy antihistamine.
It's much less likely to make you feel sleepy than some other antihistamines. Cetirizine tablets and liquid that you buy from pharmacies and supermarkets can be taken by adults and children aged 6 and older. Cetirizine isn't suitable for some people. Tell your doctor or pharmacist if you:. If you or your child have been prescribed cetirizine, follow your doctor's instructions about how and when to take it.
If you bought cetirizine from a pharmacy or shop, follow the instructions that come with the packet. Depending on their age, children may take cetirizine twice a day.
In this case, try to space the doses 10 to 12 hours apart. Always take cetirizine tablets or capsules with a drink of water, milk or juice. Do not chew them. Cetirizine liquid may be easier for children to take than tablets or capsules. The liquid medicine will come with a syringe or spoon to help you measure out the right dose.
If you don't have a syringe or spoon, ask your pharmacist for one. Do not use a kitchen teaspoon as it will not give the right amount. You may only need to take cetirizine on a day you have symptoms - for example, if you have been exposed to a trigger like animal hair.
Or you may need to take it regularly to prevent symptoms - for example, to stop hay fever during spring and summer. Take your forgotten dose as soon as you remember, unless it's nearly time for your next dose. Do not take a double dose to make up for a forgotten dose. If you forget to give a dose to a child who is taking cetirizine twice a day, you can give the dose if it's within 4 hours of when they should have had it. If you remember more than 4 hours after, do not give the missed dose.
Instead, wait until the next Non sedating antihistamines breastfeeding clothes and carry on as normal. If you forget doses often, it may help to set alarm to remind you.
You could also ask your pharmacist for advice on other ways to help you remember to take your medicine.
In rare cases, it's possible to have a serious allergic reaction anaphylaxis to cetirizine. These are warning signs of a serious allergic reaction. A serious allergic reaction is an emergency. These aren't all the side effects of cetirizine. For a full list, see the leaflet inside your medicines packet.
You can report any suspected side effect to the UK safety scheme. You can take cetirizine while you're pregnant.
But a similar antihistamine called loratadine is normally used first because there's more information to say that it's safe. Cetirizine isn't thought to be harmful during pregnancy, but as very few pregnant women have been studied, it's not possible to be certain.
Talk to your doctor about the benefits and possible harms of taking cetirizine. It'll also depend on how many weeks pregnant you are and the reason you need to take cetirizine.
It's usually safe to take cetrizine if you're breastfeeding as only small amounts get into breast milk. But speak to your doctor before taking cetirizine if your baby was premature, had a low birth weight, or has other
Non sedating antihistamines breastfeeding clothes problems.
Some medicines and cetirizine interfere with each other and increase the chances of you having side effects. There might be a problem taking some herbal remedies and supplements alongside cetirizine, especially ones that cause sleepiness, a dry mouth, or make it difficult to pee.
Tell your doctor or pharmacist if you're taking any other medicines, including herbal remedies, vitamins or supplements. When you come "Non sedating antihistamines breastfeeding clothes" 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. For example, if you have a reaction to an insect bite, you may only need to take cetirizine for a day or two. You may need to take cetirizine for longer if you're taking it to prevent symptoms - for example, to stop hay fever when the pollen count is high. Cetirizine is unlikely to do you any harm if you take it for a long time.
But it's best to take cetirizine only for as long as you need to. Cetirizine is classed as a non-drowsy antihistamine, but it's still possible to feel sleepy after taking it. That's because it's less likely to make you feel sleepy than other so-called sedating antihistamines, such as Piriton chlorphenamine. An exception is when you want the medicine to make you sleepy - for example, if you have itchy skin that's keeping you awake. Other non-drowsy antihistamines, such as loratadinedesloratadine, fexofenadine, levocetirizine, seem to work just as well as cetirizine.
But cetirizine seems to be more likely to make Non sedating antihistamines breastfeeding clothes feel sleepy than loratadine, desloratadine or fexofenadine. Yes, you can take cetirizine together with paracetamol or ibuprofen. Sometimes doctors recommend that 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 cetirizine or loratadine
Non sedating antihistamines breastfeeding clothes doctor may advise that you take a sedating antihistamine at night time if the itch is making it difficult to sleep.
Yes, it's fine to take cetirizine 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 cetirizine up to 4 times the usual dose for a severe itchy skin rash or swelling underneath the skin angioedema. Taking high doses of cetirizine isn't suitable for everyone though. Speak to your doctor if you think cetirizine isn't working for you.
There's no firm evidence to suggest that taking certirizine will reduce fertility in either men or women. Cetirizine does not affect any type of contraception, including the combined pill and emergency contraception. Skip to main content. About cetirizine Cetirizine is an antihistamine medicine that relieves the symptoms of allergies. It's used to treat: Cetirizine is available on prescription. You can also buy it from pharmacies and supermarkets.
It comes as tablets, capsules and as a liquid that you swallow.
It's usual to take cetirizine once a day. Children sometimes take it twice a day. Cetirizine is classed as a non-drowsy antihistamine, but some people still find it makes them feel quite sleepy. Common side effects include headaches, dry mouth, feeling sick,
Non sedating antihistamines breastfeeding clothes, stomach pain and diarrhoea. It's best not to drink alcohol while you're taking cetirizine as it can make you feel sleepy. Cetirizine is also called by the brand names Benadryl Allergy, Piriteze and Zirtek.
Children over the age of 2 can also take liquid cetirizine for hay fever and skin allergies.