Feet white blisters (medically known as blisters) are mostly related to physiological factors and pathological factors (such as sweat herpes, tinea pedis, etc.), and need to target the cause of the disease, choose the appropriate drugs, such as antifungal drugs, hormonal drugs, etc., for treatment. 1. Physiological factors: If you are in a hot and humid environment for a long time, your feet are hot and humid, and the sweat is not easily discharged and stays on the skin of your feet, it is easy to have the phenomenon of transient white blisters on the skin of your feet, which can be relieved by yourself after improving the environment, and you don’t need to do any special treatment. 2. Pathological factors (1) sweating herpes: the cause is unknown, may be related to local infection, mental factors, etc., will also appear feet white blisters. At this time, you can use topical glycerine lotion, urea cream and other drugs. If the condition is serious, you can use hormone ointment such as mometasone furoate, hydrocortisone butyrate ointment and so on to apply. (2) Tinea pedis:This disease is caused by fungal infection, can appear foot skin impregnation whitish, epidermis loose and easy to fall off, there are blisters, obvious itching and other symptoms. Treatment, can be used externally 3% boric acid solution wet compress treatment; external antifungal drug treatment, such as ketoconazole ointment, etc.; oral antifungal drug treatment, such as terbinafine, itraconazole and so on. It is recommended that patients who suspect that the disease is caused by the need to go to the regular hospital dermatology consultation, follow the doctor’s instructions to clarify the diagnosis, rational use of medication, not blindly self-medication.