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. So, one first thing in the morning, and one before bedtime. For children between 2 to 5 years of age, the dose is 2.
For children between 1 to 2 years of age, your doctor will use their weight or age to work out the right dose.
How to take it You can take cetirizine with or without food, but always take the tablets or capsules with a drink of water, milk or squash.
When to take it You may only need to take cetirizine on a day you have symptoms — for example, if you have been in contact with something that has triggered your allergy, like animal hair. What if I forget to take it?
Do not take 2 doses to make up for a forgotten dose. What if I take too much? Common side effects The most common side effect of cetirizine is feeling sleepy and tired.
Talk to your doctor or pharmacist if these side effects bother you or do not go away: headaches dry mouth feeling sick nausea feeling dizzy diarrhoea sore throat sneezing or blocked and runny nose Children are more likely to get diarrhoea, sneezing or a blocked and runny nose than adults.
Serious side effects It's rare to have a serious side effect with cetirizine. Serious allergic reaction In rare cases, it's possible to have a serious allergic reaction anaphylaxis to cetirizine. Information: You can report any suspected side effect using the Yellow Card safety scheme. Visit Yellow Card for further information. What to do about : feeling sleepy and tired — try a different non-drowsy antihistamine. If this does not help, talk to your doctor.
It's best not to drink too much alcohol. Ask your pharmacist to recommend a painkiller for your headaches, but they usually go away after the first week of taking cetirizine. Talk to your doctor if your headaches last longer than a week or are severe. It may also help if you stick to simple meals and avoid rich or spicy food.
If you begin to feel dizzy, lie down so that you do not faint, then sit until you feel better. Do not drive, cycle or use tools or machines if you feel dizzy or a bit shaky. Speak to a pharmacist if you have signs of dehydration , such as peeing less than usual or having dark, strong-smelling pee.
Do not take any other medicines to treat diarrhoea without speaking to a pharmacist or doctor. If your symptoms last longer than a week, ask your pharmacist or doctor for advice. Children under 16 must not be given aspirin. Cetirizine and breastfeeding If your doctor or health visitor says your baby is healthy, you can take cetirizine while breastfeeding.
Non-urgent advice: Tell your doctor if you're:. Mixing cetirizine with herbal remedies and supplements 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. Important: Medicine safety Tell your doctor or pharmacist if you're taking any other medicines, including herbal medicines, vitamins or supplements.
How does cetirizine work? Cetirizine blocks the effects of histamine and reduces these symptoms. When will I feel better? You should start to feel better within an hour. How long should I take cetirizine for? It depends on why you're taking cetirizine. You may only need to take it for a short time or as a one-off dose.
Is it safe to take cetirizine for a long time? Cetirizine is unlikely to do you any harm if you take it for a long time. Can I drink alcohol with it? Is there any food or drink I need to avoid? You can eat and drink normally while taking cetirizine. Can I drive or ride a bike with it? What's the difference between cetirizine and other antihistamines? What's the difference between cetirizine and other non-drowsy antihistamines?
Can I take it with painkillers? Can I take 2 types of antihistamine in 1 day? Zyrtec-D contains pseudoephedrine, which is not recommended during the first trimester or while breastfeeding. Pseudoephedrine can pass through breast milk.
Consult your doctor for the best allergy medicine to take while pregnant. Drinking alcohol in moderation may not be a life-threatening concern with the occasional use of Zyrtec. Because alcohol can cause CNS depression, you may want to avoid drinking alcohol while on Zyrtec or Zyrtec-D because of the increased risk of drowsiness and sedation. Zyrtec-D is good for symptoms of allergic rhinitis.
Because it contains a decongestant, Zyrtec-D is especially good for sinus congestion. Zyrtec-D can also relieve itchy, watery eyes, and a runny nose. Zyrtec-D can be taken at any time of the day. Those who experience drowsiness after taking Zyrtec-D may want to take it in the evening.
Zyrtec-D also contains pseudoephedrine, which, on its own, is known to cause trouble sleeping. Zyrtec-D is recommended for short-term use only. Zyrtec-D contains pseudoephedrine which should not be taken for more than 10 days at a time.
If you find yourself needing Zyrtec-D for long-term nasal congestion, consult your healthcare provider. Zyrtec-D is designed for treating allergy symptoms. The pseudoephedrine in Zyrtec-D is a decongestant that can relieve nasal congestion. However, antihistamines are not generally recommended for sinus infections because they can dry out the nasal passages. Most people experience relief from Zyrtec-D within an hour.
It can take up to two hours for the drug to reach maximum levels in the body. Skip to main content Search for a topic or drug. Zyrtec vs. Zyrtec-D: Differences, similarities, and which is better for you. By Gerardo Sison, Pharm. Top Reads in Drug vs. Toujeo vs Lantus: Main Differences and S Dulera vs Advair: Main Differences and S Suboxone vs Methadone: Main Differences Looking for a prescription? Search now! Type your drug name. As needed for seasonal or perennial allergies. See next question.
Check to see if your pharmacy or community has a take-back program in which you can drop off your expired or unused medicine for them to dispose for you. Otherwise, place your medicine in an unmarked, sealed container and dispose of the container in your household trash. Visit the FDA website for more information. Pseudoephedrine, an active ingredient in some cold, allergy, and sinus products, can be chemically processed into methamphetamine commonly known as meth.
The objective of the law is to eliminate the use of pseudoephedrine in the illegal production of meth. By law, products containing pseudoephedrine must now be sold behind the counter and through online retailers who must meet certain requirements. Note that products containing pseudoephedrine remain available without a prescription in most states.
Other items like kitchen teaspoons, droppers or measuring devices that come with other medicines may not be accurate. There is no difference.
Both products contain 10mg of cetirizine in the same citrus flavor and can be taken by both adults and children 6 years and older. Allergies affect more than 50 million people in the United States alone. People with allergies can experience lots of symptoms, including sneezing, runny nose, stuffy nose nasal congestion , or itchy, watery eyes. If you only develop upper respiratory symptoms at certain times of the year often spring or fall , you probably have seasonal allergic rhinitis, or outdoor allergies.
These allergies can be triggered by trees, grass and weed pollens, or outdoor mold. Learn more about outdoor allergies. Common triggers include animal dander tiny skin flakes or saliva from animals , indoor mold and dust mites. Learn more about indoor allergies. SmartSource is an online network of coupons and offers that can help you save money. Just download the coupons you want and print them out to use at your favorite stores.
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