After being stabbed by a rusty nail, you need to routinely inject tetanus antitoxin, because rusty nails tend to carry tetanus bacilli, and it is easy to get tetanus bacilli after being stabbed by a nail, so you need to routinely inject tetanus antitoxin. After being stabbed by a rusty nail, you need to routinely treat the wound and go to a hospital or outpatient clinic that is qualified to dispose of wounds. After rinsing the wound with saline and hydrogen peroxide, dress it with a sterile dressing and change the medication regularly every 2-3 days or so to observe the condition of the wound. After treating the wound, you need to inject tetanus antitoxin and take antibacterial drugs, including cephalosporins, to prevent wound infection. Pay attention to a light diet, the wound should not be in contact with water, etc., to avoid causing wound infection. Eat more fresh vegetables and fruits to promote wound healing.