The following conditions are considered for the large area of peeling feet: 1, there may be serious tinea pedis, mainly due to fungal infection, treatment can be applied bifenbendazole cream or topical spray amorolfine hydrochloride application, oral itraconazole capsules or terbinafine hydrochloride tablets. 2, in the stable stage of psoriasis vulgaris can be seen in the feet clearly bounded erythematous plaques or patches, with silvery white scales, at this time do not It should be coated with irritating drugs to avoid stimulating the skin and leading to erythroderma. You can apply tacrolimus ointment 1:1 mixed with hydrocortisone butyrate ointment, together with oral compound glycyrrhetinic acid capsule, combined with compound aminoglutethimide tablets.