Pyelonephritis may lead to the phenomenon of excessive urination. Pyelonephritis leading to excessive urination is generally due to bacterial infection and other factors invading the renal pelvis, the renal pelvis under the stimulation of inflammatory mediators, leading to inflammation of the bladder, which causes the appearance of excessive urination. Pyelonephritis may be caused by infection, low immunity, improper diet and other factors, usually headache, loss of appetite, nausea, frequent urination, urinary urgency, urinary pain, lumbago and other symptoms, can be treated with drugs such as levofloxacin hydrochloride capsules and cefuroxime under the guidance of a doctor. Patients with pyelonephritis are advised to go to regular hospitals in time and standardize the treatment under the guidance of doctors.