Blisters on the feet may be caused by local friction, burns, etc., according to the size of the blisters can be given disinfection, bandage, suction blisters and other treatments; if it is caused by allergies, fungal infections, need to be given to the cause of the drug treatment. 1. Friction: foot blisters can be caused by external friction due to ill-fitting shoes, long time walking, climbing, etc. If the blisters are caused by allergy or fungal infection, medication should be given according to the cause. The skin can be sterilized with iodine, and if the blisters are large, a sterile syringe can be used to draw out the blister fluid, and then the local area can be bandaged with sterile gauze. Small blisters can not be pumped or picked, sterilized to keep the local dry. If necessary, erythromycin ointment can be used externally to prevent infection. 2. Scald: blisters caused by scald and friction blisters caused by the same treatment, can be applied locally to promote the healing of burns moist cream, to avoid infection. 3. Allergy: foot contact with allergens can lead to localized blisters. You can follow the doctor’s instructions to apply glycerine lotion, take antihistamines, such as levocetirizine hydrochloride, loratadine and so on to alleviate the symptoms. 4. Fungal infection: Tinea pedis caused by fungal infection can be manifested as blisters on the feet, accompanied by intense itching. The blisters are not recommended to be punctured to prevent secondary infection, and it is recommended to use miconazole nitrate cream, tretinoin econazole cream and other treatments. Blisters on the feet need to be treated with medication, should follow the doctor’s instructions, wear cotton shoes and socks during treatment, maintain a good and happy mood, eat a light diet.