There are two possibilities for numbness of toes: first, caused by peripheral nerve injury, which can be confirmed by perfect nerve conduction velocity examination. Treatment with drugs to nutritional nerve and improve the blood supply of the nerve, nutritional nerve commonly used drugs for methylcobalamin, vitamin B1, you can also use cytarabine capsules, if there is an obstacle to the blood supply of the nerve can be added at the same time with beziridine sodium vasodilatation, to improve the microcirculation. Vascular stenosis.