According to the use notes in pharmacopoeia, some Chinese medicines may cause kidney damage after taking them, such as Lei Gong Teng and Zebu Zhen. 1. Lei Gong Teng: This medicine is bitter, pungent and cool in nature, with great toxicity, and belongs to liver and kidney meridians. It has the efficacy of dispelling wind and removing dampness, activating blood circulation, subduing swellings and relieving pain, killing insects and detoxifying toxins, and can be used in the treatment of rheumatoid arthritis, rheumatoid arthritis, glomerulonephritis, lupus erythematosus, leucoderma, eczema, psoriasis, leprosy, etc. It is also useful in the treatment of rheumatic arthritis. In the use of this product should be noted that the product has a large toxicity, leukopenia should be taken with caution. 2. Zebu: This medicine is hot and pungent in nature, with great toxicity, and is attributed to the liver, stomach and kidney meridians. It has the efficacy of breaking blood stasis, dispersing knots and eliminating carbuncles (evacuating knots and eliminating carbuncles), and attacking toxins to etch sores and can be used in the treatment of zhengzi (mass in the abdomen), menstrual closure, persistent jaundice, scrofula (mainly refers to cervical lymph node nodule tuberculosis), warts (sarcoma on the skin), and malignant sores with dead muscles and other diseases. It should be noted that this product has a large toxicity, internal use caution, in addition to pregnant women are prohibited. If you need to use the above drugs, it is recommended to go to a regular hospital, under the guidance of a professional physician to identify the use of evidence.