If you get fish’s blood on your wound, you should first clean the wound and then disinfect it with iodophor, etc. If you get fish’s blood on your wound, you should first wash the wound with water or sterile saline to thoroughly remove the blood. Then observe the wound and check whether there are fish spines, fish scales and other foreign objects remaining, and then disinfect the wound with iodophor and other disinfectants after checking that there is no abnormality. After disinfection, bandage the wound and avoid touching water. Protect the wound before it heals, such as covering it with a sterile dressing. If the wound is on the hand, wear gloves or have someone else do the work for you before performing other operations, and try to avoid contact with foreign objects, so as not to cause secondary infection. If there is severe pain or pus in the wound after contact with a foreign body, please go to the hospital promptly.