Andrographis paniculata (Burm. F.) nees is the whole grass or leaf of Andrographis paniculata (Burm. F.) nees. It is also known as spring lotus and autumn willow. When you see it, you can see it, such as olive seed lotus, bitter gall grass, golden vanilla, golden ear hook, Indian grass and bitter grass. It has the functions of clearing away heat and detoxification, eliminating inflammation, swelling and pain. It is mainly used to treat bacterial dysentery, urinary tract infection, acute tonsillitis, enteritis, pharyngitis, pneumonia and influenza, etc. it can be used externally to treat sores, boils, swelling and toxin, traumatic infection, etc. It is mainly produced in Guangdong, Fujian and other provinces, central China, North China and Northwest China.