Cracked toes are generally itchy due to foot fungus, a phenomenon caused by ringworm infection in the feet. Its treatment includes the following aspects: First, the crack should be promptly soaked or disinfected with iodophor or alcohol 2-3 times a day to prevent bacterial infection and the formation of abscesses. Second, after disinfection can be applied topically to the fissure with Dakin cream as well as gentamycin hydrochloride ophthalmic ointment, Bactrim, etc., to play the role of anti-inflammatory, anti-bacterial, anti-ringworm and anti-itch. Avoid wearing tight shoes and socks to avoid making the toe seam sweat more and stimulate the toe seam’s fracture, which can affect healing and even cause infection.