Chapter 100 Lobelia inflata (Indian Tobacco)
Lobelia inflata (family: Campanulaceae)
Common names: Indian tobacco, pukeweed, asthma weed, gagroot, vomitwort
Chemical Composition
Lobelia contains about 0.48% pyridine (piperidine) alkaloids composed mainly of lobeline (Figure 100-1), with lesser amounts of lobelanine, lobelanidine, and other alkaloids.1 Other constituents include resin, gum, lipids, and chelidonic acid.2
History and Folk Use
Thomson stated: “There is no vegetable which the earth produces more harmless in its effect on the human system, and none more powerful in removing disease and promoting health than lobelia.”3
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