| 41. | Examples include histamine receptor agonists and histamine receptor antagonists ( or antihistamines ).
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| 42. | Examples include histamine receptor agonists and histamine receptor antagonists ( or antihistamines ).
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| 43. | Subdivisions of histamine antagonists include H 3 receptor antagonists.
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| 44. | This most often uses products like methacholine or histamine.
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| 45. | It also produces additional actions which appear to be independent of histamine receptors.
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| 46. | Antihistamines are not effective, because the symptoms are not mediated by histamines.
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| 47. | Histamine also stimulates H + secretion from parietal cells.
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| 48. | Histamine is a paracrine secretion from the enteroendocrine cells in the gastric glands.
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| 49. | Histamine blockers such as diphenhydramine or meclozine may be used in rescue treatment.
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| 50. | The international standard sets the maximum histamine level at 200 milligrams per kilogram.
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