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Doctor insights on: Antihistamine Hypertension

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Age 22M ,hives occures when ,enter in hot room ,walking in cold,hypertension ,antihistamine doesn't work .

Age 22M ,hives occures  when ,enter in hot room ,walking in cold,hypertension ,antihistamine  doesn't work .

Unusual: Some people develop small itchy hives when the body starts to cool off after exposure to a very warm environment, but your condition appears to be the reverse. Since avoidance of heat is likely impossible in your area, have you tried taking a double-dose of non-sedating antihistamine 1-2 hrs prior to such exposure? ...Read more

Dr. Zahid Niazi
320 doctors shared insights

Hypertension (Definition)

A blood pressure reading has two numbers: a systolic blood pressure and a diastolic blood pressure. The systolic blood pressure is the maximum pressure the blood exerts on the vessels when the heart is beating. The diastolic blood pressure is the pressure the blood exerts on the vessels in between heartbeats. Hypertension, or high blood pressure, begins when the systolic blood pressure remains above 140 or when the diastolic blood pressure remains above 90. Hypertension can be a result of increased blood flow through vessels or increased resistance to ...Read more


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Is Benadryl (diphenhydramine) safe to take for allergies if you have hypertension?

Is Benadryl (diphenhydramine) safe to take for allergies if you have hypertension?

Yes: Antihistamines don't have any significant effect on blood pressure. Decongestants, however, do - if you want to take anything containing pseudoephedrine, you should first discuss it with your primary care physician. ...Read more

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I just started taking maxzide for hypertension and lexapro. I'm having headache and so nauseous. Would Benadryl (diphenhydramine) be ok to help with the nausea?

OK but: Benadryl (diphenhydramine) is unlikely to relieve your nausea. If the drugs mentioned were recently introduced, make sure that your symptoms are not just side effects. In order to control the nausea, you will need to know what is causing it. Rx drug is often effective if necessary. If you suffer from migraine, then this is how it shows up. ...Read more

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Can the any of these medications be causing high blood pressure? Benadryl? Phenagran? And or reglan (metoclopramide)?

Can the any of these medications be causing high blood pressure? Benadryl? Phenagran? And or reglan (metoclopramide)?

All could be: If you look at the possible side effect profile for each of the drugs you mentioned, high blood pressure is listed as a possible side effect for each one. Side effect profiles for drugs are very patient dependent and very hard to predict. Sometimes starting and stopping medications in an orderly fashion can determine if one is causing the undesired side effect. Talk with your doc. ...Read more

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What cause hypertension?

What cause hypertension?

Hypertension: There are several medical causes of hypertension such as renal artery stenosis, hyperthyroidism, but most often the cause is unknown often called essential hypertension. The most important factor is that you get and keep your blood pressure controlled. ...Read more

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Symptoms of hypertension?

Symptoms of hypertension?

Renal Failure&stroke: Problem is you usually don't notice anything. If hypertension persists untreated it can lead to renal (kidney) failure, stroke, heart disease, peripheral vascular disease, etc. At the very least, you can get your blood pressure checked in many supermarkets or pharmacies at their automated blood pressure machines. Desirable results would be less than 120/80 mm hg. ...Read more

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Can hypertension be cured?

Can hypertension be cured?

It depends: Some causes of hypertension are reversible, most are not because in 95% of the cases we do not know what causes the development of high blood pressure. I suggest you read the following article: http://www.Heart.Org/heartorg/conditions/highbloodpressure/preventiontreatmentofhighbloodpressure/prevention-treatment-of-high-blood-pressure_ucm_002054_article.Jsp. ...Read more

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Why does hypertension occur?

Why does hypertension occur?

Genes and time: The arteries (vessels that transport blood away from heart) are very elegant pipes lined with muscle and smooth tissue to allow blood to travel quickly where its neeeded and to stretch or pulse based on body needs. As we get older, cholesterol deposits make them stiffer and less flexible increasing the pressure. High dietary sodium, kidney disease, obesity can also increase the volume of blood. ...Read more

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Dr. Paul Carter
601 doctors shared insights

Antihistamine (Definition)

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