Inflammation of the foreskin stinging, indicating the presence of local itching symptoms, may be related to bacterial infection, fungal infection or trichomonas infection, mainly for drug treatment, the different types of infections, the medication is also a certain difference. 1. Bacterial infection: when the foreskin is bacterial infection, you can use erythromycin ointment as well as mupirocin ointment and other drugs for treatment, which can relieve the symptoms of itching and eliminate bacteria. 2. Fungal infections: fungal infections localized in the foreskin can also cause itching symptoms, after diagnosis, can use clotrimazole ointment and terbinafine hydrochloride cream and other medications. 3. Trichomonas infection: Trichomonas infection caused by phimosis, usually associated with unclean sex, after diagnosis, should use anti-trichomonas drug treatment, such as metronidazole, tinidazole and so on. It may also be caused by allergies and eczema, so it is recommended to consult a doctor in time and standardize the treatment under the guidance of the doctor.