Hi, You may be having a bacterial infection called impetigo on genital areas.. scrotum and penis. Consult the dermatologist for the perfect diagnosis and proper treatment. Antibiotic like cefixime may be taken in proper doses after consulting your doctor. Anti-inflammatory drugs may be taken. If any internal disease like diabetes is there take perfect treatment. Avoid contact with soap. Take Sitz bath in Dettol mixed water. Improve health and immunity. Hope I have answered your query. Let me know if I can assist you further.