Even we do not use irrigation and fumigation to our field used for growing senna .
A 40-year-old woman with Rett syndrome presented to her general practitioner with a long-standing history of abdominal pain, loss of appetite, and constipation requiring laxatives including senna .
The non-osmotic laxatives, phenolphthalein and senna , partly act by stimulating secretory mechanisms in the intestine.
Not only does she use an enema a couple of times a week, but she also drinks laxative tea containing senna all the time.
Do not use strong laxatives, such as the stimulant laxative senna , on a routine basis unless on the advice of doctor, because long term use of such laxatives can be harmful.
Magnesium hydroxide is less likely to irritate the digestive tract than a stimulant laxative such as senna .
Senna grows in most tropical regions of the world.