Niujincao, because of its strong adhesion to the ground, is not easy to shovel and hoe, and its stems and flower stalks are quite strong and not easy to break. It is called "old donkey pulling" in some areas of Henan, and it is called blunt knife donkey in Shandong dialect. Inner Badu (dou) in Hubei dialect is distributed in temperate and tropical regions all over the world. Panicum miliaceum is mainly used for clearing heat and promoting diuresis. Can be used for treating summer fever, infantile convulsion, jaundice, dysentery, gonorrhea and dysuria; And can prevent and treat Japanese encephalitis. This herb decoction, often taken in large quantities, has been passed down from ancient times to have the miraculous effect of preventing epidemic and resisting pestilence. Since the Wei and Jin Dynasties, folk and traditional Chinese medicine have been spread for a long time, and it is called "Walking with a Thousand People" because of its common use, and teenagers use it as a grass to tease the cricket. Herba Ajugae and Flos Lonicerae can prevent influenza and other epidemic diseases if taken orally.