For the treatment of rotten feet, the following options and steps are available. 1. 2% boric acid solution should be applied externally, or compound cypress rub twice a day for 20 minutes. 2. after the rotten feet are vesiculated, exuded and dried up and crusted, terbinafine hydrochloride gel or naftifine ketoconazole gel should be applied. 3. but if the fungal test is negative after the vesiculation is exuded and dried up and crusted, you should Apply a compounded preparation, such as trimethoprim ointment, or paregoric ointment for treatment. The actual fact is that you will be able to get a lot more than just a few of these.