Potassium permanganate tablets sitz baths are generally used by immersing the buttocks and entire vulva in a solution of potassium permanganate tablets, which in turn disinfects them. Potassium permanganate tablets sitz baths are usually carried out at night, after defecation and urination are completed, prepare a basin of warm water, put the potassium permanganate tablets medication into the basin, and prepare a solution in the ratio of 1:5000. Make sure that the water temperature is not too high so as not to burn the skin. Then the patient can sit directly in the basin to ensure that the anus and surrounding tissues are in full contact with the solution, and soak for 15 to 20 minutes. The buttocks can be washed properly after the sitz bath. Potassium permanganate tablets sitz bath must be carried out under the guidance of a doctor, during which the patient is recommended to eat more vegetables and fruits rich in dietary fiber, such as celery, apples, etc., and develop a good habit of regular defecation.