Under the guidance of a traditional Chinese medicine practitioner and according to the needs of the condition, the wood of the heart should be taken in decoction with other traditional Chinese medicines in a reasonable combination. In the clinic, the wood is usually not used alone, and usually needs to be reasonably paired and correctly boiled in order to realize the therapeutic effect. The wood of distraction is a kind of traditional Chinese medicine, for the walnut plant walnut fruit kernel within the woody septum. This Chinese medicine is bitter, astringent and flat in flavor. It belongs to the spleen and kidney meridian. It has the effect of tonifying the kidney and astringent essence, fixing astringency and astringency. It is used in treating kidney deficiency with spermatorrhea, spermatorrhea, dysuria, blood in urine, diarrhea, and dysentery. When this product is needed for treatment, the usage is decoction soup for internal use. The adverse reactions and contraindications of Centella asiatica are not known. This drug needs to be standardized under the guidance of Chinese medicine practitioners to identify the evidence, unauthorized use of drugs may cause adverse consequences.