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Doctor insights on: Zyrtec Vs Allegra

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Which is best zyrtec allegra (fexofenadine) claranex?

Which is best zyrtec allegra (fexofenadine) claranex?

Depends: All 3 of the mentioned new generation antihistamines (zyrtec, allegra, (fexofenadine) clarinex) are effective for treating allergic rhinitis and hives. What's interesting is that each individual person may respond better to one over the other. While every allergist probably has his/her favorite, truth is...They all work. If not happy with one, try a different one! ...Read more

Dr. Ravi Chand
334 doctors shared insights

Fexofenadine (Definition)

Fexofenadine, previously marketed under the brand name allegra, is an antihistamine similar to ...Read more


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Can i take zyrtec and allegra (fexofenadine) together?

Can i take zyrtec and allegra (fexofenadine) together?

Not advisable : I would not take both at the same time because these medications do the same thing and can have additive effects if used together. They are both antihistamines for the treatment of allergies. If one of these alone is not helping, sometimes switching to the other one is helpful. If none of these remedies work, then consultation with your doctor or allergist would be appropriate. ...Read more

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Whats the difference between zyrtec and allegra (fexofenadine)?

Whats the difference between zyrtec and allegra (fexofenadine)?

Different molecules: Zyrtec (cetirizine) is an antihistamine called ceterizine and Allegra is fexofenadine. They both block histamine type 1 receptors on cells and diminish the allergic reaction. Overall, they have the same effect for people, but some people prefer one more than the other based on their personal responses to the rx. ...Read more

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Is it ok to take a zyrtec after taking a allegra (fexofenadine)?

NO: Two antihystamines, not recommended. Take maximum dose of one and that is it! ...Read more

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What happens if i take four allegras (fexofenadine) and one zyrtec?

What happens if i take four allegras (fexofenadine) and one zyrtec?

Allergy meds: Hello. Allergy medication like zyrtec, Allegra and Claritin (loratadine) help with the symptoms of allergy. The dose for an adult is 180 mg for Allegra and 10 mg for zyrtec. If you take these meds on the same day, an increase in dryness as well as sedation will likely occur. Especially 4 Allegra and 1 zyrtec. There are other medications to help with your allergies. See your doctor. ...Read more

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Can i take allegra (fexofenadine) in the morning and zyrtec at night?

See your doctor: This is a high dose of antihistamines and should be best directed by an allergist. Sometimes the high doses are mandated to treat certain conditions, but not seasonal allergies. You should consult an allergist about your symptoms for the best way to treat them. ...Read more

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Is it effective to take Allegra 4 days a week and Zyrtec 3 days a week?

Is it effective to take Allegra 4 days a week and Zyrtec 3 days a week?

Depends: Although they are theoretically similar, these two may work differently for each person. There is no advantage in alternating these drugs if they work equally well for you. In case of itching, Zyrtec may possibly be a better choice. ...Read more

Dr. Michael Finkelstein
358 doctors shared insights

Allegra (Definition)

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


Dr. John Chiu
542 doctors shared insights

Cetirizine (Definition)

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