It is normal to have your ears pierced and swollen, so you can apply a cold wet compress to reduce the swelling within 48 hours. If accompanied by infection, you need to disinfect with iodophor, and then take anti-inflammatory drugs treatment. Just after the ear piercing local swelling is normal, do not need special treatment, you can use ice or cold towels within 48 hours for cold wet compresses, can shrink the local capillaries, thus reducing the swelling. Generally, the swelling disappears in 2~3 days. If the local swelling is caused by infection, the patient will also have fever, obvious pain or pus and other symptoms, you should first use iodine vapors for local disinfection, local use of antibiotic ointment, such as erythromycin ointment and so on. It is recommended to keep the local skin clean and hygienic after ear piercing and avoid getting wet, otherwise it may lead to wound infection.