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Doctor insights on: Histamine

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Histamine (Overview)

Histamine is an organic nitrogen compound involved in local immune responses as well as regulating physiological function in the gut and acting as a neurotransmitter. Histamine triggers the inflammatory response. As part of an immune response to foreign pathogens, histamine is produced by basophils and by mast cells found in nearby connective tissues.


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What is the function of histamine?

What is the function of histamine?

Histamine : Is a complex organic substances, a neurotransmitter and has several physiologic functions, in immunity, gastrointestinal tract and nervous system, you can browse the internet for various sources of information on the subject ...Read more

Histamine (Overview)

Histamine is an organic nitrogen compound involved in local immune responses as well as regulating physiological function in the gut and acting as a neurotransmitter. Histamine triggers the inflammatory response. As part of an immune response to foreign pathogens, histamine is produced by basophils and by mast cells found in nearby connective tissues.


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How does histamine affect you health?

How does histamine affect you health?

Excesss causes sympt: Histamine is a normal chemical in your body and is involved in normal processes that regulate blood vessel, stomach acid and nervous system processes. Excessive amounts of histamine can cause symptoms similar to allergies. ...Read more

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How do you get high histamine levels?

High histamine: Typically you get this when you have an allergic reaction. It is a substance released by mast cells in your body, causing all the symptoms of an allergy. ...Read more

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What are the effects of histamine usually?

Lots of effects: Histamine is a chemical that is ordinarily present in different types of cells in the body. It has multiple effects on blood vessels, glands and nerves and the symptoms depend on whether the histamine is released locally or throughout the body. In the nose, causes sneezing, itching and runny nose. In the skin causes swelling and itching and redness. ...Read more

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How do you get handle high histamine levels?

Block and Lower: Besides the conventional approach to block histamine receptors with agents like benadryl, (diphenhydramine) i also like to use agents that naturally lower the white cells production of histamine. These include: quercetin, stinging nettles leaf, bromelain, and n-acetyl cysteine (nac) a natural substance use in emergency rooms for asthmatics. ...Read more

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How can I find out if I am histamine intolerant?

Food trials.: Try trial of foods low in histamine. Keep food log and monitor symptoms. Then trial foods high in histamine and continue log. If you find there is an association you may have histamine intolerance. I am not sure the medical community agrees on the existence of histamine intolerance. http://www.allergyuk.org/common-food-intolerances/histamine-intolerance. ...Read more

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What is the definition or description of: histamine?

See below: Histamine is an organic nitrogen compound involved in local immune responses as well as regulating physiological function in the gut and acting as a neurotransmitter. Histamine triggers the inflammatory response. As part of an immune response to foreign pathogens, histamine is produced by basophils and by mast cells found in nearby connective tissues. ...Read more

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How exactly does histamine work or affect your health?

Histamine: Is natural chemical responsible for allergic reactions in the body. When exposed to allergens, histamine is producd, hence antihistamines are used to defend against complications. ...Read more

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What is the histamine in the body for? Do I need it? Or what can be done?

Allergies: This is a substance that is in your body and released when you have an allergic reaction. You can take anthistamines to lessen the reaction, but you cannot rid your body of them. ...Read more

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I do not have any allergic reactions. Would it be okay to take this medicine, even though there's really nothing to cure or any histamine to block?

What medicine?: Do you mean whether you should take an antihistamine when there is no allergic symptoms? If so, the answer is no since it would not do you any good and may make you drowsy instead. ...Read more

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Is there any truth that a diet low in histamine is extremely healthy in fighting off diseases? Is so what diseases does it help with? Or intolrances?

Is there any truth that a diet low in histamine is extremely healthy in fighting off diseases? Is so what diseases does it help with? Or intolrances?

Lets make money: I wish it were true. We could start a company and sell low histamine food to help people fight off disease. And make a lot of money. This is all "shyster" and "voodoo" claiming, unfortunately. If you find evidence for this claim, let me know and we will make sure that both of us will be very rich! ...Read more

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Does chantix release histamine?

Not that I know of: it acts on nicotine subreceptors (alpha2beta4 as I remember), and does not release histamine. I see you have a mast cell disorder, so you should be running this by the allerist/immunologist or rheumatologist you are seeing for that condition. ...Read more

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Is histamine excitatory or inhibitory?

Excitatory: Histamine is actually classified as an excitatory neurotransmitter in the brain responsible for the sleep wake cycle. Too much of it can keep you awake. That is why it is used in many commercial sleep aides seen with the letters "pm" attached to some kind of pain killer. A common side-effect of a histamine blocker like Diphenhydramine (benadryl) is drowsiness. ...Read more

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Does excitement cause histamine release?

Does excitement cause histamine release?

Not usually, but....: The field of psychoneuroimmunology taught us that our immune response can be activated by suggestion -- for example, developing some allergy symptoms when seeing just a picture of a cat (for someone with a severe allergy to cat dander). Typically, histamine is released by mast cells in the presence of antigen-antibody complexes containing antigens interpreted by the immune system as foreign. ...Read more

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How many anti histamines can you take daily?

How many anti histamines can you take daily?

Diphenhydramine: 300 mg/day from all sources, 50 mg in one dose q 6 hours, it is the most widely used OTC. Other OTC 2nd generation antihistamines as cetirizine , loratadine or fexofenadine have different dosing but can be taken once a day, and develop tolerance as with diphenhydramine with prolonged usage ...Read more

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What is the proper dosage of anti-histamine?

What is the proper dosage of anti-histamine?

Package instructions: The package instructions will give the recommended dosages for over the counter medication. Prescriptions will give the proper dosing of antihistamines and other medications. Usual dosing takes into account other medications you might be taking plus a margin of safety. When in doubt, ask your physician. ...Read more

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What are the common effective anti-histamines?

What are the common effective anti-histamines?

Anti-histamines: They can be h1-receptor antagonists such as Benadryl (diphenhydramine) or periactin or loratadine. Or, h2-receptor antagonists such as tagamet or ranitidine. Or, h3/h4 receptor antagonists (experimental) such as thioperamide. Or, atypical antihistamines such as catechin. Or, others such as cromolyn. ...Read more

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Overdosing on anti histamine tablets bad for you?

Yes: Overdosing on anything is bad for you. Although these drugs are safe, you must be cautious in taking them. ...Read more

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How much anti-histamine meds could cause overdose?

It depends: There are several formulations out and each is unique. Luckily, these are relatively safe drugs. Treat them with respect! ...Read more