In general, the penis can be cleaned using water can be used, you can also use shower gel and other daily cleaning products for cleaning. Under everyday circumstances, when there is no inflammation or other discomfort in the penis, the use of water or daily cleaning products to clean the penis dirt can be used, the use of cleaning products should pay attention to turn the foreskin cleaning to avoid chemical residues, but it is best not to use soap and other alkaline substances to clean. If the penis has itching or discomfort is serious, there may be inflammation, need to be under the guidance of a doctor to choose a bactericidal anti-inflammatory effect of drugs with warm water for cleaning. Men in daily life must pay attention to personal pubic hygiene, pubic as well as intimate underwear to be diligent in cleaning, avoid unclean sex, pay attention to personal hygiene and personal health.