Itching of the vulva during breastfeeding should be treated according to the principles of gynecological inflammation, and a gynecological examination should be conducted at the hospital, including a gynecological examination to understand the appearance of the cervix and vagina, as well as an examination of the vaginal secretions to understand whether there is a mycobacterial or trichomonas infection. The commonly used drugs are nifurtimox vaginal soft capsule, mycobacterial vaginal suppository, etc. The specific medication will be chosen according to the results of the leucorrhea test, and it is recommended to use the medication at night. Secondly, the use of topical lotions can clean the vulva and improve the vaginal environment and relieve the itching symptoms. Third, in addition to medication, you should also pay attention to hygiene and not to wear tight underwear, and pay attention to proper washing of the vulva every day.