The local itching after circumcision is likely to be caused by inflammatory infection of the local wound. In this case, you can first disinfect with iodophor solution, and then apply some anti-infection ointment, such as erythromycin ointment, Bactrim ointment, fusidic acid ointment, continuous treatment for 3-5 days, the itching should be slowly relieved. It is best to also take some oral antibiotics, such as cefuroxime tablets, azithromycin tablets with treatment, so that the local inflammatory infection can heal faster. The actual fact is that you should avoid spicy and stimulating diet, no alcohol and no seafood during the treatment period. After circumcision, it takes 7-10 days for the wound to heal completely, so within 7-10 days the local wound is to change the gauze dressing regularly and not to touch the water, otherwise it will aggravate the infection.