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Doctor insights on: Antihistamines For Allergies

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What are some good natural alternatives to taking antihistamines for allergies?

What are some good natural alternatives to taking antihistamines for allergies?

Natural : Consider saline nasal rises such as neilmed that you can get at any pharmacy without a prescription to remove nasal allergies but also using a otc med such as naph con a. ...Read more

Dr. John Chiu
2,491 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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I'm curious what occurs if i forget to stop taking antihistamines before allergy testing?

I'm curious what occurs if i forget to stop taking antihistamines before allergy testing?

May alter test: When allergy testing you expose the mast cells that release histamine to possible allergins. If allergic there is a histamine release. It is this histamine that gives you the watery eyes, runny nose and general allergic feeling. Taking antihistamines during testing would likely blunt the release and probably alter the results making you seem less allergic to the allergn. ...Read more

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Can you tell me what occurs if i forget to stop taking antihistamines before allergy testing?

Can you tell me what occurs if i forget to stop taking antihistamines before allergy testing?

No response: The antihistamines block the natural immune response to a certain stimulus you may be allergic to. If you take them before an allergy test you may not respond appropriately. So the test results may be wrong. ...Read more

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Will taking antihistamines for allergies lower my eosinophil blood count.

Will taking antihistamines for allergies lower my eosinophil blood count.

No: Anti-histamines will not reduce your eosinophil count. However, their number may be higher with ongoing exposure to allergens and with atopic dermatitis (allergic eczema). If you have no allergies, an increased number of eosinphils has many causes besides hodgkin's disease. As it seems you have allergy symptoms, see a board-certified allergist for appropriate evaluation. ...Read more

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Have you had success with alternative allergy treatments instead of antihistamines and allergy shots?

Have you had success with alternative allergy treatments instead of antihistamines and allergy shots?

Natural : Consider saline nasal rises such as neilmed that you can get at any pharmacy without a prescription to remove nasal allergies but also using a otc med such as naph con a. ...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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My doctor told me not to take antihistamines before allergy test but I've been taking nasonex (mometasone) and Otrivin decongestant is that ok?

My doctor told me not to take antihistamines before allergy test but I've been taking nasonex (mometasone) and Otrivin decongestant is that ok?

Okay: A number of medications should be discontinued prior to allergy skin testing. Steroid nasal sprays like nasonex (mometasone) may be continued. Otrivine is a nasal decongestant which should only be used for temporary relief of symptoms may be continued. Escitalopram and inhalers and nebulizers may be continued. ...Read more

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When is the best time to take an antihistamines for an allergy? Why?

When is the best time to take an antihistamines for an allergy? Why?

It depends: It depends on the antihistamine and when you are exposed to the cause for your allergies. Antihistamine pills generally take at least 30 minutes to two hours to take effect and peak hours later. Pollen levels are highest in the morning, but if you are exposed to other allergens such as animal dander or dust, those levels would affect you at night. Take it a few hours before your worst time. ...Read more

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Is it safe to take antihistamines for banana allergies?

Yes depending: It depends on the symptoms. Antihistamines will help itching rashes sneezing, runny nose but you may need additional medicine for cough and wheeze. ...Read more

Benadryl (Definition)

Diphenhydramine is a sedating antihistamine which is a kind of antihistamine type drug (common ...Read more


Dr. Paul Carter
601 doctors shared insights

Antihistamine (Definition)

Sedating and non-sedating antihistamines prevent and treat allergic reactions, and are ...Read more