Diabetic foot rotting is usually caused by poor blood sugar control of the diabetic foot, need to be under the guidance of the doctor actively lowering sugar treatment, anti-infection treatment, clean up the local ulcerated surface and change the medicine, if necessary, consider surgical amputation treatment. Diabetic rotting feet suggests that there may be serious diabetic complications, it is more important to strengthen the control of blood glucose, should be taken as prescribed by the doctor to lower sugar drugs, such as metformin, glimepiride and so on. If the blood sugar is relatively high and the effect of oral hypoglycemic drugs is unsatisfactory, you can consider injecting insulin for hypoglycemic treatment. For the symptoms of diabetic rotten feet, professional doctors are needed to clean, disinfect and dress the ulcerated area, and apply anti-infective, nutritive nerve and microcirculation improvement drugs, such as cefixime, levofloxacin, methylcobalamin, prostaglandin and other drugs. If the symptoms of diabetic foot rot are more serious, after strict diagnosis, analysis and evaluation by professional doctors, surgical amputation should also be considered to avoid causing systemic infection. Diabetic foot rot must be taken seriously, it is recommended to go to the regular hospital as soon as possible for consultation and treatment.