Itching on both sides of a woman’s external lips can be caused by conditions such as Trichomonas vaginalis infection, vulvar dystrophy, Candida albicans infection, and vulvar eczema, and the choice of ointment to be used needs to be based on an analysis of the specific cause of the itchy symptoms, and cannot be simply generalized. 1. If Trichomonas vaginalis infection causes trichomonas vulvovaginitis, itchy symptoms can be manifested at the vulva, generally applying metronidazole ointment locally can be. 2. In addition, vulvar malnutrition can also cause vulvar itching, can be considered in the local application of progesterone ointment and other sex hormone drugs topical application. 3. If it is caused by Candida albicans infection of vaginitis, vulvitis, etc., you can apply clotrimazole ointment and other drugs. It should be noted that the above medications should be administered under the guidance of a physician. 4. It should be noted that the local moisture stimulation, friction stimulation may cause vulvar eczema, which may also cause vulvar itching, can be applied locally in the dehumidification and anti-itching ointment, etc., but the most important thing is still to pay attention to maintain vulvar hygiene and sanitation, wear cotton underwear and change the underpants, do not scratch the itchy parts, in order to avoid skin breakage and infection, less spicy and stimulating food. All of the above drugs should be used in accordance with the doctor’s instructions, it is recommended that the patient to the hospital in time to find out the cause, under the guidance of the doctor’s medication, so as not to delay the condition.