Potassium permanganate lotion for men can play a role in sterilizing and disinfecting. Potassium permanganate solution is a strong oxidizing agent, has a good bactericidal effect, can kill a variety of bacteria, fungi and other disease-causing microorganisms, common bacteria in the perineum, mold, trichomonas, protozoa, mycoplasma, chlamydia and so on have a certain bactericidal effect. Commonly used in male glans inflammation, foreskin scale, itching odor, etc., can play the role of antibacterial, antiseptic, pain, itching and so on. The following matters should be noted when cleaning with potassium permanganate: 1. Its concentration should be strictly controlled, the concentration of potassium permanganate solution is recommended to be 0.01-0.05%, i.e. according to the concentration of 1:5000-1:10000, the prepared solution is generally rose-red. 2. The scope of cleaning should cover the glans, the coronal groove and the inner plate of the foreskin in order to achieve thorough cleaning. The surface dirt and secretion should be removed during cleaning, and can be moderately soaked. 3. It is best to use lukewarm water when cleaning, too hot water will promote its decomposition and failure. 4. After cleaning, attention should be paid to local care, it is recommended that patients should wear more loose and breathable clothes to prevent infection. 5. During the period of drug cleaning, sexual intercourse is prohibited. 6. Eat more easily digestible and nutritious food, and quit smoking and drinking. 7. It is recommended to use it when the inflammation state is in progress, and in daily life you only need to wash it with water. Men with potassium permanganate lotion is best applied under the guidance of a doctor.