Itchy perineum can be seen in vaginal inflammation, vulvar dystrophy, vulvar eczema, etc., can follow the doctor’s instructions to use metronidazole ointment, clotrimazole ointment or progesterone ointment, tacrolimus ointment, etc. for treatment. 1. Vaginal inflammation: (1) Trichomonas vaginitis, vulvovaginitis: can be applied locally metronidazole ointment for treatment, but note that allergy is prohibited. (2) moldy vaginitis: often caused by Candida albicans, can be used locally in the treatment of clotrimazole ointment and other drugs, also allergic to the person prohibited. (2) Vulvar dystrophy: local itching symptoms can also occur, can use progesterone ointment for local application, but note that allergy is contraindicated. 3. Vulvar eczema: often caused by local moisture, friction and other stimuli, can be relieved by local use of tacrolimus ointment. It is recommended to go to the hospital in time to avoid blindly using drugs to avoid delaying the condition.