What is TABACUM?

The dried leaves of iVicotiana tabacum, native to America. Its properties are mainly due to an alkaloid, nicotin, C,0HUN,, which, next to prussic acid, is the most rapidly fata poison known. Tobacco is a powerful depressant, nauseant, emetic, diaphoretic, and anti- spasmodic; it is also narcotic and sedative, lowering arterial tension. In toxic doses death occurs by paralysis of the respiratory centers. It is used chiefly as an antispasmod.L, and is said to be effectual in tetanus. T., Enema, gr. xx in 3 viij hot water for each enema. T., 01., obtained by distillation; violently poisonous. T., Vinum, tj to Oj. Dose iryv- 3j. Nicotin, the alkaloid, efficient in strychnin-poisoning. Dose an up to rrij in two hours. Preparations

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Definition of  TABACUM