INDIAN SENNA

INDIAN SENNA



Synonyms

Senna leaf, Sennae folium, Senai-ki-patti, Tinnevelleysenna, Cassia senna.

Biological Source

It consists of dried leaflets of Cassia angustifolia or Cassia Senna Vahl belonging to farLeguminosae. It contains not less than 1.0 per cent w/w of sennosides A and B calculated on dried basis.

Geographical Source
Indian Senna is cultivated and collected in India. Its cultivation is mainly done in Tinnevelly . Madurai and Ramanathapuram districts of Tamil Nadu. Cultivation is attempted in Cudappa dis of Andhra Pradesh, and to some extent it is collected from Kutch in Gujarat State and Rajasthan.

Uses
1.    Senna and its preparations are used as purgative in perpetual Constipation. The anthraquinone glycosides of Senna are absorbed first in intestinal tract after which the aglycone part is separated and excreted in Colon. These excreted anthraquinone irritate and stimulate the Colon thereby movements are increased due to local action. The increase in peristalsis also causes reduction in the water absorption .This results in soft and bulky faeces.

2.    It is believed that the griping effect caused by senna is due to its resin or emodin Content .The Counteract the gripping effect, some times the drug is dispensed along with Carminatives. The  drug given by parenteral mode is secreted in Colon and thereby, causes the therapeutic action. 

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