Amoxicillin can not treat foot fungus, this drug belongs to the antibiotic, mainly for the treatment of Gramnegative bacteria, for the rash is local or systemic large red, swollen, elevated skin temperature, as well as pustules on the surface, pus oozing, bright red vesicles, the serious can appear local lymph node enlargement, generalized high fever, fatigue, chills and other situations. Foot fungus belongs to fungal infectious diseases, mostly due to canine microsporidium, red trichophyton and other infections, in the clinical treatment need oral psoriasis Xia Tajie capsule with itraconazole capsule to kill fungal treatment, serious cases can also be used with the application of clotrimazole ointment coating.