It is a powerful irritant, and is employed medicinally as a drastic and hydragogue cathartic.
"The Commercial Products of the Vegetable Kingdom" by P. L. Simmonds
These diseases will bear thorough depletion of the alimentary canal, active, hydragogue cathartics being indicated.
"The People's Common Sense Medical Adviser in Plain English" by R. V. Pierce
It is the most active hydragogue purgative known, causing also much depression and violent griping.
"Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2" by Various
Purgatives, drastic and hydragogue.
"Arteriosclerosis and Hypertension:" by Louis Marshall Warfield
Cathartics, especially those of a hydragogue nature, are also very beneficial.
"A System of Practical Medicine by American Authors, Vol. I" by Various