Itchy blisters on the feet are considered to be related to eczema, tinea pedis and other diseases, which can be treated with general treatment and medication according to different causes. 1. General treatment: avoid contact with suspected allergens, avoid scratching and friction to break the blisters and cause infection, wear breathable shoes and socks, regular rest and relaxation, etc. for relief. 2. Medication: (1) eczema: under the guidance of a doctor, use glycerine lotion, tacrolimus ointment, hydrocortisone ointment, etc. for local application, but also with loratadine, vitamin C and other oral medications. (2) ringworm of the foot: can be used locally ketoconazole, terbinafine and salicylic acid ointment for treatment, if necessary, can also be combined with oral antifungal drugs such as itraconazole and other medications. It is recommended to go to the hospital in time to clarify the cause of the disease, to avoid delaying the condition. The use of medication should follow the doctor’s instructions.