According from many researchers says that the root of Imperata cylindrica containing of manitol, glukosa, sakharosa, malic acid, citric acid, coixol, arundoin, cylindrin, fernenol, simiarenol, anemonin, grit acids, resins, and the alkali metal. 

With those contents, the Imperata Cylindrica are antipyretic (reduces fever), diuretics (urine shed), hemostatic (stops bleeding). and besides that, Traditional Chinese Medicine says, the Imperata Cylindrica have a sweet and cool. Effects of this treatment plant enters the lung meridian, stomach and small intestine. With the launch diuretic properties of urine, Imperata Cylindrica useful to cure acute kidney inflammation, high blood pressure, prostate problems, to overcome impotence and cough medicine.

to make the root of Imperata cylindrica become a herbal medicine, just put it into boiling water, and let it cool down and after that you can drink it as daily green tea till the patient feel better. 

Notice : should not be given to those with weak stomach function and frequent urination.