Frequent urinary tract infection may be caused by inflammation, low estrogen, decreased immunity, or poor sexual life. Urinary tract infection is usually a multiple disease, including upper urinary tract infection and lower urinary tract infection. Women are more common, because the causes of female urethra are very straight, it is easy to cause urinary tract infection. In such cases, relevant inspection can be carried out. If it is only a slight infection, active drug treatment can be carried out, and potassium permanganate can be used for local cleaning every day, which is conducive to the prevention of infection. Regular inspection can also be carried out.