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Doctor insights on: Medicine For Cetirizine Allergy

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Is there a better medicine than Zyrtec (cetirizine) for allergies?

Is there a better medicine than Zyrtec (cetirizine) for allergies?

See details: Different patients do better with different meds. if Zyrtec does not help, try Allegra or Claritin (loratadine). ...Read more

Dr. John Chiu
2,638 doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


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Anything wrong with the zyrtec (cetirizine) allergy medicine in pregnancy?

Anything wrong with the zyrtec (cetirizine) allergy medicine in pregnancy?

Usually no: Zyrtec (cetirizine) is rated by the food and drug admistration as category b in pregnancy. Animal reproductive studies have not demonstrated a risk. There have not been well controlled human studies in pregnancy to prove safety in humans ( very few medications have been proven safe in controlled studies in pregnancy as few such studies are ever done). Avoid zyrtec (cetirizine) d in the first trimester. ...Read more

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Is it ok to take zyrtec (cetirizine) allergy pills every day?

Is it ok to take zyrtec (cetirizine) allergy pills every day?

Yes: If needed they may be taken everyday. Atarax (hydroxyzine) has been used for over 60 years and other than drowsiness & constipation is quite safe. When you take Hydroxyzine it is coverted to Cetirizine in your body. So people have been taking zyrtec (cetirizine) safely for 60 years. ...Read more

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Is it ok to take 10 mg zyrtec (cetirizine) allergy every day?

Is it ok to take 10 mg zyrtec (cetirizine) allergy every day?

Zyrtec (cetirizine) dose: The usual dose of zyrtec (cetirizine) is 10mgm daily. In some patients, especially with hives and itching, we use 10mgm twice daily.
Zyrtec is now much less expensive as the generic preparations are available. ...Read more

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Im needing to know if there will be a reaction or overdose from take dimetapp multi symptoms for kids with brompheniramine and Cetirizine Allergy?

Im needing to know if there will be a reaction or overdose  from take dimetapp multi symptoms for kids with brompheniramine  and Cetirizine Allergy?

It is possible: Generally these class of OTC remedies are discourage by the acdemy of pediatrics. With the multisymptom cough remedies your child will be getting medications that may not be necessary with the risk of abnormal dosing. Supportive therapy can help with some symptoms. If no improvement a consult with the pediatrician is recommended for specific therapy ...Read more

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What other allergy medicine can you take at the same time as zyrtec (cetirizine)?

What other allergy medicine can you take at the same time as zyrtec (cetirizine)?

Multiple: Zyrtec is an oral antihistamine for allergies. Many people will also use a nasal spray to help with runny nose, nasal itching, and congestion at the same time. The other oral medication that is often given at the same time is singulair (montelukast). ...Read more

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Is zyrtec (cetirizine) more powerful than OTC allergy medicines?

Is zyrtec (cetirizine) more powerful than OTC allergy medicines?

Zyrtec (cetirizine) is OTC: Zyrtec (cetirizine) is otc and is considered a more potent antihistamine than some others. However everyone responds to medication differently. ...Read more

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Can allergy medicine (i.E. Zyrtec) become ineffective after a while?

Can allergy medicine (i.E. Zyrtec) become ineffective after a while?

Yes: Yes, Zyrtec (cetirizine) can become ineffective after a while. Zyrtec (cetirizine) tends to block histamine responses; however, the immune system diversifies with time and sends additional signals to respond to allergy (develops an adaptive response with IgE antibodies, B cells, T cells, etc). Once this occurs, antihistamines only block a subset of the allergic immune response. ...Read more

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Does allergy medicine like Zyrtec lessen the nexplanon?

Does allergy medicine like Zyrtec lessen the nexplanon?

No: They don't interact, good that you asked, always exercise caution with multiple medications, if you are in doubt, use two methods of birth control, as condoms in addition, good luck ...Read more

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What kind of allergy medicine is safe for a five year old? Is zyrtec (cetirizine) ok?

What kind of allergy medicine is safe for a five year old? Is zyrtec (cetirizine) ok?

See MD: Before any medications are taken one should always discuss with their physician first. ...Read more

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What are some good allergy medicines besides clariton? Is alegra or zyrtec (cetirizine) better?

What are some good allergy medicines besides clariton?  Is alegra or zyrtec (cetirizine) better?

Probably: Claritin is probably the least effective out of the tree allergy medications you mention. Try Allegra or Zyrtec. ...Read more

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Will Cetirizine HCI 10mg make you test positive on a drug screen? Taking the med nightly for allergies

Will Cetirizine HCI 10mg make you test positive on a drug screen? Taking the med nightly for allergies

Unaware: I am not aware of any positive test for illegal drugs associated with cetirizine. But cetirizine D may cause a positive finding for stimulant. ...Read more

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Can I take an extra seasonal allergy medicine if one dose of zyrtec (cetirizine) a day is not helping enough?

Can I take an extra seasonal allergy medicine if one dose of zyrtec (cetirizine) a day is not helping enough?

Not advised: You should not take an extra dose of any once a day medication. In this case see your allergist or primary doctor to decide what medication(s) you can take, in addition to or instead of what you are taking now. ...Read more

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I'm pregnant and normally i would take zyrtec (cetirizine) for my allergies, is this a medicine i can still take while pregnant?

I'm pregnant and normally i would take zyrtec (cetirizine) for my allergies, is this a medicine i can still take while pregnant?

Depends: You should ask your doctor. It can depend at what stage in your pregnancy or if you have other problems that could be affected by the antihistamine. ...Read more

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I have heavy seasonal allergies. What is a good combination of drugs to take? Im on zyrtec (cetirizine) and zetonna and they are helping, but it is still bad.

I have heavy seasonal allergies. What is a good combination of drugs to take? Im on zyrtec (cetirizine) and zetonna and they are helping, but it is still bad.

Immunotherapy: Allergy shots will work much sooner than that. We hope we achieve a "cure" in 3-5 years but symptomatic relief should begin within a few months. We do not start grass allergy patients on shots during the grass season at our practice. ...Read more

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I took a generic allergy medicine at 11am this morning containing loratadine but it has not helped. Could I take a Zyrtec (cetirizine) now or should I just wait?

I took a generic allergy medicine at 11am this morning containing loratadine but it has not helped. Could I take a Zyrtec (cetirizine) now or should I just wait?

Pharmacist: Since almost twelve hours have elapsed it probably will not be problematic to take the zyrtec (cetirizine) tonight even though these are once daily medications. Your pharmacist is quite qualified to answer this type of question for you. ...Read more

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I read on the internet that it is often more effective to alternate days taking zyrtec and allegra, (fexofenadine) than just one drug alone. Is that true? -allergies

I read on the internet that it is often more effective to alternate days taking zyrtec and allegra, (fexofenadine) than just one drug alone. Is that true? -allergies

Maybe, but...: I have not heard of anyone benefiting from alternating days. More like alternating weeks or months on the meds. Wouldn't hurt to try, i guess. ...Read more

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Will allergy medicine, like zyrtec, (cetirizine) relive cold symptoms?

Will allergy medicine, like zyrtec, (cetirizine) relive cold symptoms?

Cold symptoms: Are you sure it is a cold not allergies? Zyrtec (cetirizine) will not alleviate cold symptoms. A decongestant containing medication will help. ...Read more

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I have taken every over-the-counter drug possible. (zyrtec, clariton, etc.) is there a way to get rid of these allergies?

Sure there is!: Once medications no longer control your allergies, it is time to see a board certified allergist. You can get tested and see if you are a candidate for allergen desensitization. These provide you with long term relief from your allergies and minimize your dependence on medications. Find one in your local area at acaai.Org or aaaai.Org. ...Read more

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Can I give my 4 year old melatonin and allergy medicine ( zyrtec (cetirizine) ) in the same day? If yes what would be the proper dose of melatonin?

Can I give my 4 year old melatonin and allergy medicine ( zyrtec (cetirizine) ) in the same day? If yes what would be the proper dose of melatonin?

Yes, but why??: There are no bad interactions between zyrtec (cetirizine) and melatonin. They are safe to use together. The bigger question is why daily melatonin. I imagine it has to do with poor sleep initiation patterns, but without knowing more, i would talk to his pediatrician about its use. A usual safe dose for a 4 y/o is 3 or 5 mg at bedtime, but as important is bedtime routine, decreased stimulation, etc. ...Read more

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Best over-counter allergy medicine for dog/cat allergies. I don't know what the difference is between zyrtec, (cetirizine) clariton or alegra d. Thanks!

Best allergy med: Hello, all the medications you mentioned are otc antihistamines. Each one works in allergy and some people prefer one over the other.The Allegra (fexofenadine) d that you referred to has an added decongestant that may be helpful. Review these medications with your doctor or pharmacist to see which is best for you. ...Read more

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Is it ok to take zyrtec (cetirizine) (antihistamine for allergies) and dayquil (cold/flu medicine) together?

Is it ok to take zyrtec (cetirizine) (antihistamine for allergies) and dayquil (cold/flu medicine) together?

Depends: If you are taking plain zyrtec (cetirizine) (antihistamine only) you can take dayquil, but you should not take nyquil which also contains an antihistamine. Zyrtec (cetirizine) d contains a decongestant and antihistamine so it should not be mixed with other meds such as dayquil. It is always important to read the ingredient labels of any over the counter medicines as many medicine contain the same or similar ingredients. ...Read more

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What's a good cough medicine for my 4 year old? She has bad allergies but the zyrtec (cetirizine) isn't helping. She also ran a low fever.

What's a good cough medicine for my 4 year old? She has bad allergies but the zyrtec (cetirizine) isn't helping. She also ran a low fever.

Her cough : Is more than likely from her postnatal drainage . If she does have a stuffy nose and chest congestion ( noisy breathing , wet cough or a rattle in her chest ), you can give her Mucinex (guaifenesin) 1/2 teaspoon twice daily for 2-3 days and see if it helps. Take her in, if her condition gets worst, start wheezing , fever going up and not eating or drinking or if you are concerned! ...Read more

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Can the allergie medicine zyrtec (cetirizine) cause constant ringing in the ear?

Can the allergie medicine zyrtec (cetirizine) cause constant ringing in the ear?

Probably not: Zyrtec (cetirizine) is a very commonly utilized anti-allergic medication that has had extensive usage in both the U.S. And foreign markets. It's most common side effect is drowsiness. If you are congested and are taking zyrtec, (cetirizine) the ringing maybe coming from fluid buildup in your middle ear. If its not better by the week-end. You need to get it looked at. ...Read more

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Which is better for allergies zyrtec or claritin (loratadine)?

Which is better for allergies zyrtec or claritin (loratadine)?

Zyrtec (cetirizine): Zyrtec (cetirizine) has more anti-allergy or anti-inflamatory effects than clariten (loratidine) and is often better for most allergic symptoms. It does cause drowsiness in some patients. Antihistamines work best when taken at bedtime if you are taking them on a daily basis - as in a pollen allergy or allergy to a pet that lives in your house. ...Read more

Dr. John Chiu
575 doctors shared insights

Cetirizine (Definition)

Ceftirizine is the generic name of an antihistamine previously marketed under the ...Read more


Dr. John Chiu
551 doctors shared insights

Zyrtec (Definition)

Zyrtec is a non-sedating antihistamine which is a kind of antihistamine type drug (common ...Read more