Foot odor due to poor hygiene usually does not require medication; for tinea pedis, localized bacterial infections and other causes of foot odor, intervention can be made through the use of drugs such as ketoconazole. Increased sweating of the feet due to strenuous exercise, hot weather, etc., without timely replacement of shoes and socks as well as cleaning, can lead to foot odor, which is usually not accompanied by itching and other symptoms, and usually does not require medication, change shoes and socks, pay attention to washing the feet, usually will be relieved. If the foot odor is combined with local itching, skin ulceration, blisters and other symptoms, it is recommended to go to the hospital, may be due to fungal tinea pedis or bacterial infection. For fungal infections, topical ketoconazole, econazole and other drugs can be used for treatment. For bacterial infection, erythromycin, mupirocin and other interventions can be chosen. Meanwhile, local hygiene needs to be paid attention to. The above drugs need to be used under the guidance of clinicians, and unauthorized use of drugs is prohibited.