Linn.Synonym ► V. phlomoides L.Family ► Scrophulariaceae.Habitat ► Temperate Himalayas, Western Ghats and the Nilgiris.English ► Cow’s Lungwort, Common Mullein. (Large-flowered Mullein is equated with V. densiflorum Bertol.)Ayurvedic ► Ban Tambaaku, Gidar Tambaaku, Phullaa.Action ► Herb—soothing and relaxant for irritable respiratory conditions (asthma, emphysema, tracheitis), pectoral demulcent, antispasmodic, mild sedative.Key application ► In catarrh of the respiratory tract. (German Commission E.)The capsule contains saponins, thap- suines A and B and hydroxythap- suines A and B. The plant also contains varatric acid, 5-ethoxymethyl furfural, saikogenin, alpha-spinasterol and iri- doids, aucubin and catalpol. The leaves contain rotenone.The flower extract showed activity against influenza and herpes simplex virus.The plant has been employed for the treatment of asthma. There is little evidence to indicate that the plant can offer more than mild astringent and topical soothing effects.
Article Categories:Indian Medicinal Plants