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Doctor insights on: Allegra Liver

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Can I still take allegra (fexofenadine) if I have liver disease?

Can I still take allegra (fexofenadine) if I have liver disease?

Maybe: Allegra (fexofenadine) is metabolized mainly through the liver so the dosage will need to be adjusted. It will depend on how severe the liver disease and the dosage of allegra (fexofenadine). You need to discuss this with your doctor. ...Read more

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Dr. Heidi Fowler
2 Doctors shared insights

Liver (Definition)

This organ plays a major role in metabolism and has a number of functions in the body, including glycogen storage, decomposition of red blood cells, plasma protein synthesis, hormone production, and detoxification. It lies below the diaphragm in the abdominal-pelvic region of the abdomen. It produces bile, an alkaline compound which aids in digestion via the emulsification of ...Read more


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I'm on metoprolol, benicar, omeorazole, allegra, synthroid, (thyroxine) and ativan. Will any of these cause liver kidney or electrolyte issues? Or cardiac issues?

I'm on metoprolol, benicar, omeorazole, allegra, synthroid, (thyroxine) and ativan. Will any of these cause liver kidney or electrolyte issues? Or cardiac issues?

Unlikely: I guess the answer depends on whether you are a glass half empty or a glass half full person. You are not likely to have any of those adverse effects from the medications you listed, however there is no medication that is not associated with rare liver toxicity, and several of the medications on the list might have some of the other side effects you listed. Rarely. ...Read more

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Wife had MRI with contrast dye yesterday. Has blotchey rash predominantly on chest, low back, and abdomen. Skin is warm. Face was swollen, has subsided. Took allegra (fexofenadine) yesterday & today. Worry?

Wife had MRI with contrast dye yesterday. Has blotchey rash predominantly on chest, low back, and abdomen. Skin is warm. Face was swollen, has subsided. Took allegra (fexofenadine) yesterday & today. Worry?

Improving: If her symptoms are improving on Allegra (fexofenadine) there should be no permanent harm. It is important that you report this allergic reaction to the radiology department and to your physician so that this contrast agent will not be used on you in the future. In addition see to it that this allergy is listed in your records. ...Read more

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Why would allegra (fexofenadine) be prescribed?

Why would allegra (fexofenadine) be prescribed?

Many reasons.: Allegra is an antihistamine which can be used for itching of the skin, nose, eyes. It is mainly used to treat allergic reactions and to relieve seasonal allergic eye and nose symptoms. It is not very effective for nasal congestion unless used with another medication such as a nasal steroid or oral decongestant. ...Read more

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Any dangers of overdosing on allegra (fexofenadine)?

Any dangers of overdosing on allegra (fexofenadine)?

Possibly: Allegra (fexofenadine) has been studied at very high doses with no clinically significant adverse events. However, if a high enough dose is taken there may be adverse effects. I would be most concerned about potential cardiac arrhythmias at very very high doses. ...Read more

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Is allegra (fexofenadine) a stimulant?

No: Allegra (fexofenadine) is an anti-histamine. It is one of the newer non-sedating anti-histamines and is used to treat people who are suffering allergy symptoms. ...Read more

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How long does Allegra-D stay in your system?

12 or 24 hours: Allegra-d 12 hours, stays for 12 hours, as well the 24 hours preparation, stays for 24 hours, it's a combo medicine, ...Read more

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Can I take Claritin and allegra at the same time?

Can I take Claritin and allegra at the same time?

Why?: These two medications are for the same type of symptoms. Try one at a time and see which suits your better. There would be no benefit from taking both, there may be harm from taking both. ...Read more

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Which is better allegra or claritin (loratadine)?

Allegra (fexofenadine): There is more evidence that Allegra is effective. Claritin (loratadine) is really only marginally effective. ...Read more

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Is allegra (fexofenadine) considered an antibiotic?

Is allegra (fexofenadine) considered an antibiotic?

Not at All: Allegra (fexofenadine) has what are called antihistaminic effects which combat allergic symptoms. It is not in any way or form an antibiotic. ...Read more

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What are allegra and xyzal (levocetirizine) used for?

What are allegra and xyzal (levocetirizine) used for?

Allergies: Allegra and xyzal are two different types of antihistamines. They are called non sedating antihistamines as older antihistamines like Benadryl (diphenhydramine) cause drowsiness in some people. The entire class of medicines are used to treat allergies or allergic reactions. ...Read more

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Can I take allegra and topamax (topiramate) together?

Yes you can: Yes you can. There are no significant interactions between the 2 medications. Allergra normally does not cause severe side effects or interactions with other medications. ...Read more

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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

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Can I take allegra and Claritin (loratadine) together?

Can I take allegra and Claritin (loratadine) together?

Not necessary: Both Allegra (fexofenadine) and Claritin (loratadine) are new generation antihistamines. There is no particular advantage to taking both together. On the other hand, there is probably no harm either. If symptoms are not controlled with antihistamines, see your doctor to confirm your diagnosis and get appropriate treatment. ...Read more

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Dr. Oscar Novick
356 Doctors shared insights

Fexofenadine (Definition)

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


Dr. Michael Finkelstein
379 Doctors shared insights

Allegra (Definition)

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