The specific ways to deal with the swelling and pain caused by a fish stab wound in the hand in life are as follows: 1. You should first observe whether there are foreign bodies such as fish stab tissue remaining in the hand that has been stabbed by a fish stab, and if so, you should take them out in time. Because the foreign body is more likely to cause infection, and at the same time, squeeze out the dirty blood from the wound; 2. Clean and disinfect the wound, first rinse the wound with water or saline, and rinse the dirt and dirty blood around the wound. Subsequently, rinse the wound with hydrogen peroxide, and then use complex iodine or alcohol to clean the wound, and then properly bandage; 3, if the swelling and pain is more powerful, indicating that there is an inflammatory response to the wound, seek medical attention, you can properly give anti-infection treatment, and also need to bandage or anti-tetanus treatment.