The dosage of Whitehead is usually 10 to 15 grams. However, the effect of infusion is not as effective as decoction. If you experience any discomfort, it is recommended that you seek medical attention and take the decoction under the guidance of a doctor. Bai Tu Weng belongs to the classification of heat-clearing medicine under the category of heat-clearing and blood-cooling (using heat-clearing to alleviate blood-heat) medicine, for the buttercup plant Bai Tu Weng’s root. It is cold in nature and bitter in flavor. It belongs to the stomach meridian and large intestine meridian. It has the effects of clearing heat and removing toxins (removing heat and toxicity from the body), cooling the blood and stopping dysentery (clearing heat and cooling the blood to eliminate dysentery, etc.). Note that this product is contraindicated in cases of deficiency and cold dysentery. When used in the treatment of hot dysentery, it can be combined with Rhizoma Coptidis, Cyperus rotundus and Qin Pi; when used in the treatment of warm malaria, it can be combined with Chai Hu, Semen Haematoxylin, Scutellaria baicalensis and Betel nut. The compounding should be carried out under the supervision of a doctor. The drug should be taken under the guidance of a doctor, not self-medication. At the same time, it is necessary to adjust the living habits, light diet, appropriate exercise and so on.