The reasons for itching in the male scrotal area are many and require targeted treatment for different etiologies: 1. scrotal eczema, which is an allergic skin disease, can be treated with topical glucocorticoid ointment, and after controlling the itching symptoms, change to topical tacrolimus ointment. 2. skin fungal infections, which are more common clinically, can be treated with topical ketoconazole and fluconazole ointments. 3. 3, pubic lice, belonging to the broad sense of sexually transmitted diseases, the need to remove the perineal pubic hair. 4, scabies, caused by scabies mites parasitic in the scrotal skin of the perineum, can be used externally sulfur ointment, timely replacement of clothing and ironing, exposure to the sun.