The main effect of bamboo leaves is to clear the heart and remove irritation, but also to diuretic and laxative. Nowadays, it is called light bamboo leaf. The main effect is to clear the heart and eliminate irritation, and is generally used clinically for heart irritation, insomnia, forgetfulness, etc. caused by excessive heart fire, with a red tongue tip, thin yellow tongue coating, yellow and red urine, which is a manifestation of excessive heart fire. In addition, urinary tract infection, urinary frequency, urinary urgency, urinary pain, urinary yellow, urinary red, bamboo leaf diuretic and laxative, treatment of urinary tract infectious diseases also has a certain effect.