How much zyrtec can i take




















For nausea, vomiting, and vertigo only dimenhydrinate and diphenhydramine are used for vertigo :. If you miss a dose of this medicine, take it as soon as possible.

However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses. Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

All rights reserved. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes. Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission. Any use of this site constitutes your agreement to the Terms and Conditions and Privacy Policy linked below. 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.

Talk to your doctor or pharmacist if you're unsure how long you need to take cetirizine for. However it's best to take cetirizine only for as long as you need to.

If you take it regularly over a long period there's a very small chance of severe itching if you stop treatment suddenly. If you've been taking cetirizine every day for a long time, talk to your doctor before stopping it.

It's best not to drink alcohol while you're taking cetirizine as it can make you feel sleepy. Cetirizine is classed as a non-drowsy antihistamine, but it's still possible to feel sleepy after taking it.

If this happens to you, do not drive a car, ride a bike, use tools or machinery until you do not feel tired anymore. It's an offence to drive a car if your ability to drive safely is affected.

It's your responsibility to decide if it's safe to drive. If you're in any doubt, do not drive. Talk to your doctor or pharmacist if you're unsure whether it's safe for you to drive while taking cetirizine. UK has more information on the law on drugs and driving. That's because it's less likely to make you feel sleepy than sedating antihistamines, such as Piriton chlorphenamine.

Most people prefer to take a non-drowsy antihistamine instead of one that makes them drowsy. 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 loratadine , desloratadine, fexofenadine and levocetirizine, seem to work just as well as cetirizine. But cetirizine seems to be more likely to make you 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 , your doctor may advise that you take a drowsy antihistamine at night time if the itching is making it difficult to sleep.

Yes, it's fine to take cetirizine together with some other hay fever treatments — for example, steroid nasal sprays such as beclometasone Beconase , Rhinocort Aqua and Flixonase Nasules or eye drops. Your doctor may prescribe a higher dose of cetirizine up to 4 times the usual dose for you or your child, for a severe, itchy skin rash or swelling under the skin angioedema. Taking high doses of cetirizine is not suitable for everyone though. Speak to your doctor if you think cetirizine is not working for you.

There's no evidence to suggest that taking certirizine will reduce fertility in either men or women. Speak to a pharmacist or your doctor before taking it if you're trying to get pregnant.

Cetirizine does not affect any type of contraception, including the combined pill and emergency contraception. However, if cetirizine makes you vomit or have severe diarrhoea for more than 24 hours, your contraceptive pills may not protect you from pregnancy. Check the pill packet to find out what to do. Read more about what to do if you're on the pill and you're being sick or have diarrhoea.

It'll help if you do not spend too much time outside if the pollen count is high. Page last reviewed: 15 October Next review due: 15 October Cetirizine - Brand names: Benadryl Allergy, Piriteze Allergy, Zirtek Allergy On this page About cetirizine Key facts Who can and cannot take cetirizine How and when to take cetirizine Side effects How to cope with side effects of cetirizine Pregnancy and breastfeeding Cautions with other medicines Common questions about cetirizine.

About cetirizine Cetirizine is an antihistamine medicine that helps the symptoms of allergies. It's used to treat: hay fever conjunctivitis red, itchy eye eczema hives urticaria reactions to insect bites and stings some food allergies Cetirizine is known as a non-drowsy antihistamine. It comes as tablets, capsules and as a liquid that you swallow.

Help us improve our website Can you answer a quick question about your visit today? It's usual to take cetirizine once a day. Children aged under 12 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, dizziness and diarrhoea. Some brands of cetirizine come as capsules. These may contain soya oil. Do not take cetirizine capsules if you are allergic to peanuts or soya.

Some Benadryl products do not contain cetirizine, but a different antihistamine such as acrivastine. Most adults can take cetirizine. Children Children aged 1 and over can take cetirizine liquid if prescribed by their doctor. Children aged 2 and over can take cetirizine liquid bought from pharmacies or prescribed by their doctor. Children aged 6 and over can take cetirizine tablets and liquid that you buy from pharmacies and supermarkets.

Children aged 12 and over can take cetirizine capsules, tablets and liquid that you buy from pharmacies and supermarkets.

Who may not be able to take cetirizine Cetirizine is not suitable for some people. To make sure it's safe for you, tell your doctor or pharmacist if you: have ever had an allergic reaction to cetirizine or any other medicine have an allergy to food additives have an allergy to peanuts or soya have kidney failure have epilepsy or another health problem that puts you at risk of having seizures or fits have a condition that means you have difficulty peeing are due to have an allergy test — taking cetirizine may affect the results, so you might need to stop taking it a few days before the test.

The usual dose for adults is 10mg once a day. Doses are usually lower for people with kidney problems. Children For children between 6 to 11 years of age, the usual dose is 5mg, twice a day. Try to leave 10 to 12 hours between doses. We have made some changes to our site and we need you to create a new password in order to login. Click send to recieve an email with instructions on how to create your new password.

Use only as directed. Buy Online Find Locally. Relieves your worst allergy symptoms, indoors and out. This website contains current product information and may differ from the information on the product packaging you may have. Why Zyrtec. Where to Buy. Temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: Runny nose Sneezing Itchy, watery eyes Itching of the nose or throat. When using this product: drowsiness may occur avoid alcoholic drinks alcohol, sedatives and tranquilizers may increase drowsiness be careful when driving a motor vehicle or operating machinery Stop use and ask a doctor if an allergic reaction to this product occurs.

If pregnant or breast-feeding: if breast-feeding: Not recommended if pregnant: Ask a health professional before use Keep out of reach of children. Adults 65 years and over: Ask a doctor. Children under 6 years of age: Ask a doctor. Consumers with liver or kidney disease: Ask a doctor.

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