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Justicia adhatoda (Adulsa, Malabar Nut; syn. Adhatoda vasica Nees is a medicinal plant native to Asia.  The plant is found abudently in wild in all over India,Pothohar region of Pakistan particularly Pharwala area.
Adhatoda consists of the fresh or dried leaves of Adhatoda Vasica, Nees (N.O. Acanthaceae), a shrub growing in India. The leaves vary from 10 to 15 centimeters in length, and are about 4 centimeters broad; they are opposite, entire, lanceolate, and shortly petiolate, tapering towards both apex and base. When dry they are of a dull brownish-green colour; odour, characteristic; taste, bitter. They possess well-marked histological features, which can easily be seen in fragments of the leaf cleared by chloral hydrate. The stomata are elongated-oval in shape and surrounded by two crescent-shaped cells, the long axes of which are at right angles to the ostiole. The epidermis bears simple one- to three-celled warty hairs, and small glandular hairs with a quadricellular secreting gland. Cystoliths occur beneath the epidermis of the under surface. Both hairs and cystoliths vary in number in different specimens
Several alkaloids are present in the leaves and the chief principle is a quinazoline alkaloid, vasicine; the yield of the alkaloid from different samples in India ranged from 0.541 to 1.105 per cent on dry basis. Vasicine is accompanied by l- vasicinone., deoxyvasicine and maiontone, Some minor alkaloids viz. Vasicol,adhatodinine and vasicinol also present
PHARMACOLOGY AND ACTION
Antiasthmatic, Antispasmodic (respiratory tract), Bronchodilator, Expectorant (relaxing), Oxytocic.
|This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Justicia_adhatoda". A list of authors is available in Wikipedia.|