Bering capsule has a certain auxiliary therapeutic effect on kidney disease, creatinine more than 100μmol/L can take Bering capsule for a long time. Creatinine is the product of human muscle metabolism, which can be filtered through the glomerulus and excreted from the body. Creatinine examination can be divided into blood creatinine and urinary creatinine, its normal value of blood creatinine male is 53 ~ 106μmol / L; female is 44 ~ 97μmol / L; urinary creatinine adult male 7.1 ~ 17.7mmol/24 hours urine, adult female 5.3 ~ 15.9mmol/24 hours urine. The level of creatinine is a clinical evaluation of renal function, when creatinine exceeds 100μmol/L, it can indicate that there may be some damage to kidney function. Bailing capsule is a kind of Chinese patent medicine, the main ingredient of which is fermented Cordyceps sinensis mushroom powder, which has the effect of tonifying the lungs and kidneys and benefiting the essence. In clinical practice, it is mainly used for the treatment of cough, asthma, hemoptysis, lumbar and back pain, face and eyes float, nocturnal urination, and other symptoms caused by deficiency of lung and kidney, as well as the adjuvant treatment of chronic bronchitis and chronic renal insufficiency. Bailing capsule generally does not have obvious side effects, only individual patients will appear pharyngeal discomfort, can be taken for a long time. For the creatinine more than 100μmol / L patients can take Bering capsule for a long time. However, Bai Ling capsule should avoid spicy, cold, greasy food when taking. If patients have long-term or repeated creatinine more than 100μmol / L, it is recommended to consult a doctor in a timely manner to identify the cause of the disease and carry out targeted treatment. Bailing capsules need to be taken strictly in accordance with medical advice, not self-medication, so as not to delay or even aggravate the condition.