If you have just contracted foot odor, you need a fungal test, and if it is positive, the diagnosis is confirmed. If it is negative, you can also do the culture of the fungus, and after 15 days, if it is positive, you can further confirm the diagnosis of foot odor. In the treatment of topical drugs is very important, you can apply luliconazole ointment, naftifine ketoconazole ointment 2 times / day, moderate amount of external use. At the same time, you can take oral terbinafine hydrochloride tablets, 1 time / day, 2 capsules / time, or itraconazole capsules, 1 time / day, 2 capsules / time. During the treatment period, regular blood tests and liver and kidney function are needed to monitor the side effects of the above oral medications to avoid unnecessary damage. Also during the treatment period, you need to avoid sharing slippers with others and avoid washing socks close to others together to avoid the corresponding cross-infection