The eczema on the inner thighs of girls is considered to be mostly related to local skin dampness and sweating. Eczema is sometimes related to external stimuli and exposure to certain allergens, and it is recommended to wear cotton underwear to avoid local dampness and sweating and wear loose pants. If there is exudation at the eczema, you can first use a solution wet compress, if the combined infection can be treated with Ravnol solution, or furacilin solution, after the reduction of exudation use zinc oxide oil, the rash is completely dry and then give cream or cream for external use. The inner thighs, if not combined with fungal infection can be treated with topical hydrocortisone cream, if combined with fungal infection, it is advisable to treat the fungal infection first, such as the use of bifidazole cream, fungal control before treating eczema, so as not to cause fungal aggravation.