The method of cleaning glans with potassium permanganate includes making sure that there is no skin breakage before use, trying to fade the foreskin to the right position during use, paying attention to the soaking time, etc., and maintaining local hygiene after use. Specific as follows. When rinsing the glans with potassium permanganate solution, make sure that there is no obvious breakage, ulcer and other skin and mucous membrane damage at the glans, in order to avoid irritation when using potassium permanganate solution. Then the glans will be rinsed clean, circumcised patients need to try to the foreskin as far as possible to fade down, rinse the glans and the folds of the foreskin, followed by the use of lukewarm water to prepare potassium permanganate solution after soaking, the specific soaking time need to follow the doctor’s instructions. After treatment, you must pay attention to wait for the glans to dry before putting on underwear, and keep the glans and underwear clean. Potassium permanganate should not be used frequently to avoid skin irritation, and sexual intercourse is not allowed during treatment. Potassium permanganate solution helps to sterilize, inhibit bacteria and stop itching, if the concentration is too high, the solution will have strong oxidation effect, which will cause chemical erosion of the glans and easily aggravate the damage, it is recommended to go to the hospital for examination, and after clarifying the cause of the disease under the guidance of the doctor, the potassium permanganate solution will be formulated for the treatment under the doctor’s instruction. If the patient exists circumcision glans, you can also use erythromycin and other drugs in compliance with the doctor’s instructions for treatment.