Acute urinary tract infection is a common infectious disease of the urinary system, mostly due to retrograde infection of E. coli, Streptococcus, Staphylococcus aureus, and gonococcus through the urethra, causing symptoms such as frequent urination, urgent urination, painful urination, hematuria, fever, lumbago, and abdominal pain. If it is an acute inflammation of the lower urinary tract, such as acute urethritis, acute cystitis requires timely treatment with a full amount and full course of antibiotics, currently commonly used antibiotics are levofloxacin injection, cephalosporin antibiotics, etc., if necessary, need to do urine culture and drug sensitivity test, and then according to the drug sensitivity results of the selection of sensitive antibiotics for 1-2 weeks. In case of acute pyelonephritis, it is necessary to clarify whether there is any obstruction in the upper urinary tract, such as ureteral stones blocking the ureter causing hydronephrosis and pus accumulation in the kidney. At the same time of treatment, you need to drink more water, urinate more often, pay attention to a light diet and abstain from spicy and stimulating food. In summary, acute urinary tract infection is a urinary tract emergency, which needs to be treated with an adequate amount of sensitive antibiotics, while the cause of the infection needs to be removed and attention needs to be paid to life care.