Root of cogongrass of bamboo sugar cane has clear hot diuresis, raise the action that shade promotes the secretion of saliva or body fluid, the Shang Shuiqing that Bao comes out is sweet happy person, contain light medicinal material scent, suit lobar stomach to have lip of hot, cough red crowd is drinkable, or make daily drink to the children that has laryngitis, quinsy easily, but lung of distinct hot benefit, improve the health.