| protoveratrine A and B | A mixture of two alkaloids isolated from Veratrum album; they exert their main effect upon the cardiovascular system through the carotid sinus receptors and vagal sensory endings in the heart; they cause vasodilation and are thought to bring about a redistribution to all vascular beds and thus to induce a fall in blood pressure; used in certain forms of hypertension; the maleates have the same actions. (05 Mar 2000) |
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| protoveratrines | <chemical> Mixtures of closely related hypotensive alkaloids from veratrum album (liliaceae). They have been used in the treatment of hypertension but have largely been replaced by drugs with fewer adverse effects. Pharmacological action: antihypertensive agents. (12 Dec 1998) |
Synonyms : Protalba, Protoveratrine A, Tensatrin, Veralba
| protoveratrine |
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