Stinging and yellowing of urine is considered to be caused by urinary tract infection, which is effective after three days of treatment with antibiotics, which indicates that the medication used is effective, but since three days of antibiotic use did not result in complete recovery, the symptoms of stinging are present again. First of all, there is a tingling sensation in the urethra when urinating, and there is a yellowish urine manifestation, which is considered to be caused by urinary tract infection, so the use of antibiotic treatment is the right therapy. However, the effect of the treatment does not indicate that the infection has been completely cured, and the patient is still suffering from inflammation of the mucous membranes of the urinary system, such as congestion and edema. After stopping the antibiotics, the patient’s condition recurred, so the symptoms of tingling appeared again. It is recommended that the patient continue to use antibiotics for anti-infection treatment, pay attention to rest during the period, drink more water, is conducive to the decline of inflammation. It is recommended that the patient go to the hospital to complete the auxiliary examination, in order to clarify the condition, under the guidance of a professional physician to use drugs for treatment.