The treatment for swollen ear piercing is as follows: 1. Within 48 hours, local cold and wet compresses can be applied with ice or cold towels to reduce the local edema reaction. 2. If local redness and swelling are obvious and accompanied by increased pain, local cold and wet compresses can be applied under the guidance of a dermatologist, followed by comfrey oil preparations and recombinant human epidermal cell The treatment can be combined with red light. Generally, patients with mild cases can be relieved and cured quickly. After the ear piercing, it is necessary to avoid spicy and stimulating food, alcohol, water, and infection, as well as to pay attention to rest and avoid squeezing with hands.