Xyzal is a tablet which relieves allergy symptoms including runny nose, itchy eyes and nose, watery eyes and sneezing. It can also help with hives and nettle rash.
The treatment is an antiallergic medicine which has levocetirizine as its active ingredient. This is a type of medicine called an antihistamine, which works to prevent allergic reactions.
How does Xyzal work?
Xyzal blocks the action of something called histamine, a natural substance made by your body during allergic reactions. Sometimes this substance is overproduced when you experience allergic reactions, which results in unpleasant symptoms such as itchiness, blocked nose and rashes.
Histamine is typically formed in your body when it detects that there could be something harmful in the environment close to you. Blood vessels begin to expand and your skin turns red, as this chemical scrambles to protect the body.
If you’re allergic to dust, animal hair and pollen, your histamine response is a little more sensitive than usual. The body then mistakes these substances as a threat and you’ll get allergy symptoms.
This is where antihistamines come in. They’re especially helpful if you take them before coming into contact with an allergy trigger, to help minimise the severity of symptoms you may experience.
What doses of Xyzal are there?
Xyzal is available as a 5mg tablet. You take this once daily, usually in the evening before bed.
The tablet can be broken in half to two 2.5mg doses when needed. The recommended dose for an adult is 5mg but you may find that 2.5 mg, once daily in the evening, is enough.
This page was written by The Treated Content Team.
This page was medically reviewed by Dr. Joseph Palumbo on August 23, 2024. Next review due on August 23, 2027.
How we source info.
When we present you with stats, data, opinion or a consensus, we’ll tell you where this came from. And we’ll only present data as clinically reliable if it’s come from a reputable source, such as a state or government-funded health body, a peer-reviewed medical journal, or a recognised analytics or data body. Read more in our editorial policy.
XyzalLevocetirizine
How to take Xyzal
Before taking the medicine it’s important to read and follow the product label. If you have any questions, let us know before you take it.
You can take Xyzal by mouth both with or without food.
It’s recommended to take Xyzal in the evening.
Swallow your tablet whole with water.
Try to avoid alcohol if you’re taking an antihistamine, especially if they make you feel drowsy.
Food shouldn’t affect Xyzal.
If you experience drowsiness, then don’t drive, operate machinery, or do any activity that requires your full attention when taking Xyzal.
Make sure to store Xyzal in a cool, dry place, out of the reach of children.
Most people will not experience side effects, but if you do your doctor needs to be informed so that they can adjust the treatment for you.
If you experience serious side effects, such as difficulty urinating, it is important to consult your doctor immediately. Or if you have difficulty breathing or face swelling then call 911.
The recommended dosage will depend on your age, health issues, and how you respond to the medication. If you find that the dose isn’t working for you, let us know, and we’ll discuss some other options with you. Don’t increase the dose without seeking advice from a medical professional.
How long does it take Xyzal to work?
Xyzal should start to work within an hour of taking it.[1] You’ll see that symptoms ease fully throughout the day.[2] The most common side effects when taking Xyzal are drowsiness, and a dry mouth.
What should I do if I make a mistake when taking Xyzal?
If you take too much by mistake, see a doctor. If you have difficulty breathing then call 911.
If you’re taking Xyzal regularly and you accidentally miss a dose, then take it when you remember. If this is close to the time of your next dose, then take that one as usual and skip the missed dose. Avoid doubling doses.
Nettis, E, et al. “Once Daily Levocetirizine for the Treatment of Allergic Rhinitis and Chronic Idiopathic Urticaria.” Journal of Asthma and Allergy, vol. 2, 16 Dec. 2008, pp. 17–23.
This page was written by The Treated Content Team.
This page was medically reviewed by Dr. Joseph Palumbo on August 23, 2024. Next review due on August 23, 2027.
How we source info.
When we present you with stats, data, opinion or a consensus, we’ll tell you where this came from. And we’ll only present data as clinically reliable if it’s come from a reputable source, such as a state or government-funded health body, a peer-reviewed medical journal, or a recognised analytics or data body. Read more in our editorial policy.
XyzalLevocetirizine
Xyzal isn’t suitable for everyone, and there are some things that you need to be aware of when taking it.
Here’s all the official info on it. If anything is unclear, let our clinician know, and they can talk with you about it.
XyzalLevocetirizine
Xyzal: FAQ
Have something specific you want to know? Search our info below, or ask our experts a question if you can’t find what you’re looking for.
How is Xyzal different from other treatments for allergies?
Answer:
Xyzal differs from some other allergy treatments because it’s also available as an oral solution for children.
Some other treatments you can get for allergies are corticosteroids, while the drug in Xyzal, levocetirizine dihydrochloride, is an antihistamine.
Is Xyzal similar to any other treatments?
Answer:
Xyzal and Claritin are similar allergy meds that both relieve symptoms of allergic rhinitis. But the medications differ slightly as the active ingredients aren’t the same. The active ingredient in Xyzal is levocetirizine, while the active ingredient in Claritin is loratadine.
Xyzal should be taken in the evening, whereas other antihistamines can be taken at other times of day.
Do I need a prescription for Xyzal?
Answer:
Xyzal is available to buy over the counter from most drugstores, grocery stores and supermarkets.
Which version of Xyzal should I use?
Answer:
Generally, Xyzal tablets are recommended for adults, whereas the oral solution is intended for children.
Last updated on Aug 23, 2024.
How we reviewed this page:
Our experts continually monitor new findings in health and medicine, and we update our articles when new info becomes available.
Aug 23, 2024
Published by: The Treated Content Team.Medically reviewed by: Dr. Joseph Palumbo, Senior Medical Adviser
How we source info.
When we present you with stats, data, opinion or a consensus, we’ll tell you where this came from. And we’ll only present data as clinically reliable if it’s come from a reputable source, such as a state or government-funded health body, a peer-reviewed medical journal, or a recognised analytics or data body. Read more in our editorial policy.
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Dr. Joseph Palumbo
Senior Medical Adviser
Joseph joined Treated in 2023, and is one of the lead doctors providing prescribing services for the platform.
When we present you with stats, data, opinion or a consensus, we’ll tell you where this came from. And we’ll only present data as clinically reliable if it’s come from a reputable source, such as a state or government-funded health body, a peer-reviewed medical journal, or a recognised analytics or data body. Read more in our editorial policy.
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