Penile coronal skin breakage, need to first clarify the cause of the disease, caused by syphilis, give penicillin and other treatments; trauma after infection caused by bacteria can be given erythromycin ointment, mupirocin ointment and other antibiotics; fungal infection caused by the use of ketoconazole ointment should be used ointment and other medications; should also maintain penile cleanliness, keep the penis dry. 1. Syphilis: penicillin-based drug treatment is preferred for syphilis, including benzylpenicillin and procaine penicillin. 2. Infection bacteria: bacterial infection and other causes of penile coronal skin breakage, such as skin infection after trauma, can be local topical erythromycin ointment, mupirocin ointment and other antibiotics. 3. Fungal infections: ketoconazole ointment and other drugs can be applied, the main role is to inhibit the growth and reproduction of fungi and kill the trauma local fungi. There may be other reasons for the broken skin of the penile corona, and other treatments may be needed. Therefore, it is recommended to go to the hospital as soon as possible to avoid delaying the condition, and the drugs should be applied under the guidance of a doctor.