A plant used in traditional Chinese medicine and Ayurvedic medicine. The leaves are used to make a stimulant laxative that increases the frequency of bowel movements and relieves constipation. It is widely used in over-the-counter laxatives. Latin name: Senna alexandrina.
Senna is a large genus of about 250–260 species of flowering plants in the family Fabaceae, subfamily Caesalpinioideae. This diverse genus is native throughout the tropics, with a small number of species reaching into temperate regions.
As A Treatment"Prolonged use of senna has been reported to cause chronic diarrhea with excessive electrolyte and nutrient loss, enlargement of the ends of the fingers and toes, and pigmentation of the colon..."