Potassium permanganate solution wash glans 2~3 times a day is more appropriate. Potassium permanganate solution is a strong oxidizing solution, has a certain disinfectant and bactericidal effect, clinically generally used in the treatment of glans, mycosis fungoides, glans, glans, glansitis when the use of potassium permanganate solution to wash the glans, generally 2~3 times a day. It is worth noting that the ratio of potassium permanganate solution used in glans is generally 1:5000 light red, if the ratio is not suitable, the concentration is too high to become dark red, it may corrode the skin, and then cause damage to the body. If the patient has a glans, it is recommended to go to the hospital as soon as possible, by the doctor for scientific treatment, under the guidance of the doctor for medication, do not blindly deal with, so as not to cause adverse consequences.