This article discusses a 23-year-old woman who goes to the doctor because of abnormal urine tests. The re-examination report after taking antibiotics for 2 weeks is the same as before. After 2 weeks of treatment with traditional Chinese medicine, the count of leukocyte esterase was significantly reduced. In this case, appropriate use of Chinese medicine for nourishing yin and clearing away heat can target bacterial bacteriuria and candiuria, while inhibiting the breeding of bacteria and molds, thereby treating the urinary tract Infection, achieve the therapeutic effect.