Blisters medical name for blisters, blisters on the soles of the feet hard and itchy considerations are tinea pedis, contact dermatitis, sweating herpes and other diseases caused by the cause of the need to take medication. 1. Tinea pedis: itchy hard blisters on the soles of the feet are considered to be caused by tinea pedis, patients can use antifungal drugs under the guidance of a doctor, such as miconazole, econazole, ketoconazole, etc., which can make the bacterium rupture, death, to achieve the role of treatment of the disease. 2. Contact dermatitis: hard itchy blisters on the soles of the feet may also be caused by contact dermatitis, the patient can follow the doctor’s instructions for external use of glucocorticoid drugs, such as halomethasone, dexamethasone, etc., can play an anti-inflammatory, inhibit inflammatory response. 3. Sweat herpes: hard blisters on the soles of the feet itchy also consider making sweat herpes, patients can follow the doctor’s instructions for external glucocorticoid drugs, such as tretinoin urea cream, halometasone cream, etc., if the itching is serious oral antihistamines, such as loratadine, cetirizine, etc., are conducive to promoting the recovery of the disease. There are many reasons for the itchy hard blisters on the soles of the feet, and it is recommended that patients identify the cause of the disease and actively cooperate with the doctor to take relevant therapeutic measures.