After being scratched by people, if only a slight abrasion without bleeding, by iodine and other disinfection disposal can usually be recovered; if the fingernail is longer wounds deep into the skin, it is recommended to seek medical treatment. Usually, the human scratch will not hurt the subcutaneous tissue, only a slight abrasion of the skin, can be through the local wipe iodine, erythromycin ointment and other drugs can be recovered. However, it should be noted that it is not recommended to dip the injured part in water and other pollutants within a short period of time to avoid infection. If the wound is deeper and bleeding, it is recommended to go to the hospital in time, on the one hand, the physician has to exclude the presence of broken nails and other foreign objects in the wound, on the other hand, it is also necessary to clarify whether there is damage to the blood vessels and nerves, but this kind of situation is relatively rare. In the clear combined foreign body embedded, can use hydrogen peroxide, povidone-iodine, saline on the wound for repeated rinsing and bandage, the wound is larger also need to be sutured. Tetanus vaccination is recommended for deeper scratched wounds. If there is bleeding after being scratched, it is recommended to go to the hospital in time and follow the doctor’s instructions.