Itchy feet with blisters may be due to tinea pedis, sweat herpes and other factors, can be treated by topical medication or oral medication. 1. Tinea pedis: it is a superficial skin disease caused by dermatophyte infection, occurring in between the toes, heel, foot and metatarsal parts of the foot, manifested as localized blisters, flaking, itching and other symptoms. It can be treated with topical ketoconazole, miconazole and other drugs. 2. Sweat herpes: is a symmetrical occurrence in the hands or feet of blistering skin disease, mostly seen in young people, clinical manifestations for the hands or feet appear symmetrical blisters, accompanied by obvious itching symptoms. It can be treated by external glycerite lotion and other drugs combined with oral antihistamines such as loratadine. If the feet appear blisters itching symptoms, should promptly go to the hospital, improve the relevant examination, under the guidance of the doctor symptomatic treatment, avoid unauthorized use of drugs.