Qingming Cao, i.e. Tian Qing Di Bai, has the efficacy of dispersing wind and clearing heat, inducing diuresis and detoxification, and is used in treating colds, coughs, sore throat, swollen and painful eyes, gonorrhea, turbidity, dyspareunia, sores and furuncles (a kind of skin disease referring to furuncles of a serious degree), snakebite, bruises, and so on. Caution should be exercised if the person is weak and cold in the spleen and stomach (spleen and stomach weak and cold). Qingming Cao is the whole grass of the plant of the genus Aspergillus, family Asteraceae. It is sweet and light in flavor, slightly cold in nature, and enters the liver and small intestine meridians. It has the efficacy of dispersing wind and clearing heat, inducing diuresis and detoxification, and is used for colds, coughs, sore throats, red and swollen eyes, gonorrhea and turbidity, hypoglossia, sores, boils and poisonous sores, snakebite, bruises, and other injuries. The adverse effects of the drug are not clear. Caution should be exercised if the spleen and stomach are cold. If there is a need for medication, it is recommended that it be used under the guidance of a professional physician, not blindly self-medication.