Just after the ear piercing usually there will be some bars left inside the ear piercing to avoid the ear piercing to repair itself, but the surface wound can appear painful, inflammatory manifestations, generally the wound can’t be stained with water, if accidentally stained with some sewage, the bacteria may enter into the wound, leading to the production of toxins in the inside and the emergence of infection. In addition, it is best to utilize some sterile gauze blocks or band-aids on the outside to protect the wound. Sterilization should also be given on a regular basis, commonly using povidone-iodine, which is able to kill most viruses, bacteria, and other microorganisms. In addition, it is less irritating to wounds on tender skin and mucous membranes, so the pain is usually not obvious when disinfecting, and these wounds usually heal completely within 3-7 days, and there is no problem with getting wet at this time.