After being nailed to the foot, according to the following procedures: First, external saline thoroughly rinse the wound, especially the deeper wounds, to ensure that there is no dust, rust and other impurities remain in the wound, if there are residues, the future will be more trouble, there may be regular local infection. Second, hydrogen peroxide thoroughly rinse the wound, especially the deeper wounds, because hydrogen peroxide can kill anaerobic bacteria, tetanus bacillus is anaerobic bacteria, but hydrogen peroxide has a certain degree of irritation, there may be more pain. Three, again with saline to thoroughly rinse the wound, this time rinse the purpose of hydrogen peroxide rinse off. Fourth, local skin disinfection with complex iodine. V. Inject tetanus antitoxin. Six, three days of oral antibiotics, you can use penicillin or cephalosporins.