Foot fungus is what is medically known as tinea pedis, the result of a fungal infection. It is divided into four types: keratinized, papulosquamous, blistering and macerated vesicular. This keratinized type of foot odor is mainly dominated by exfoliation of the stratum corneum and dry cracks on the heels, with mild itching or no itching, and no or little sweating. Treatment options can choose topical drugs, such as miconazole nitrate spray, dakine ointment, etc., or terbinafine hydrochloride ointment for topical treatment. If the keratinization is more serious, can be combined with the healing cream external rub, are twice a day. The course of treatment is usually four weeks. If the foot odor is more stubborn, longer time, or at the same time have gray nail infection. It is recommended to take oral medication with the treatment, and at the same time to check the changes of liver function. Because antifungal oral drugs, such as Spironolactone or Itraconazole, the other is terbinafine hydrochloride tablets, both of them are a certain effect on the liver. If there are any changes in liver function or elevated aminotransferases while taking them, you need to stop taking them immediately.