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Deadly nightshade is one of the most toxic plants known, [40] [41] and its use by mouth increases risk in numerous clinical conditions, such as complications of pregnancy, cardiovascular diseases, gastrointestinal disorders, and psychiatric disorders, among others.
The best-known member of the genus Atropa is deadly nightshade (A. belladonna) – the poisonous plant par excellence in the minds of many. [8] The pharmacologically active ingredients of Atropa species include atropine, scopolamine, and hyoscyamine, all tropane alkaloids having anticholinergic, deliriant, antispasmodic and mydriatic properties.
The name “nightshades” comes in part from the infamous Belladonna plant, also known as the “deadly nightshade,” because it carries a highly toxic alkaloid called atropine, used ...
Hyoscyamine (also known as daturine or duboisine) is a naturally occurring tropane alkaloid and plant toxin. It is a secondary metabolite found in certain plants of the family Solanaceae, including henbane, mandrake, angel's trumpets, jimsonweed, the sorcerers' tree, and Atropa belladonna (deadly nightshade).
The plant's deadly symptoms are caused by atropine's disruption of the parasympathetic nervous system's ability to regulate involuntary activities such as sweating, breathing, and heart rate. The antidote for atropine poisoning is physostigmine or pilocarpine. [68] A. belladonna is also toxic to many domestic animals, causing narcosis and ...
Nightshade plants containing hyoscyamine, atropine, and scopolamine: Datura; Deadly nightshade (Atropa belladonna) Henbane (Hyoscyamus niger) Mandrake (Mandragora officinarum) Other Solanaceae; Peyote. Psychoactive cacti, which contain mainly mescaline: Peyote; Other Lophophora; Peruvian Torch cactus; San Pedro cactus
The species name "belladonna" ('beautiful woman' in Italian) comes from the original use of deadly nightshade to dilate the pupils of the eyes for cosmetic effect. Both atropine and the genus name for deadly nightshade derive from Atropos, one of the three Fates who, according to Greek mythology, chose how a person was to die. [33]
Fruits including tomatoes, tomatillos, eggplant/aubergine, bell peppers and chili peppers, all of which are closely related members of the Solanaceae.. The Solanaceae (/ ˌ s ɒ l ə ˈ n eɪ s i. iː,-ˌ aɪ /), [3] or the nightshades, is a family of flowering plants that ranges from annual and perennial herbs to vines, lianas, epiphytes, shrubs, and trees, and includes a number of ...