Blisters are called blisters in medicine, feet blisters itching unbearable may be related to tinea pedis, eczema, sweat herpes and other diseases, it is recommended to take general treatment, drug treatment to improve the way. 1. Tinea pedis: Itchy feet blisters may be related to tinea pedis, it is recommended that patients change shoes and socks diligently, under the guidance of the doctor, topical use of econazole, ketoconazole and other antifungal drugs, which can inhibit the synthesis of fungal cells and improve the symptoms. 2. Eczema: Eczema may cause feet blisters itching, patients are advised to pay attention to local cleanliness, can be prescribed topical dexamethasone, halomethasone and other glucocorticosteroid ointment, with anti-inflammatory and anti-itching effect. Can also be prescribed oral loratadine, cetirizine and other antihistamines to help relieve itching. Sweat herpes, is a special type of eczema, the principle of treatment with eczema, blisters are obvious when you follow the doctor’s instructions with boric acid solution wet compress, astringent anti-inflammatory treatment. Foot blisters itching intolerable causes are many, it is recommended that patients seek medical examination, clear causes, with the doctor for standardized treatment.