Fingernail lifted off can be treated by disinfection, taking antibiotic drugs and other methods, which can help the wound to heal and avoid infection. 1. Disinfection: to a certain extent, the fingernail lifted off may cause damage to the nail, so the patient needs to do a good job of cleaning the wound and care, you can use iodine povidone or medical alcohol to disinfect the wound, which can play an anti-inflammatory, antiseptic effect, together with gauze bandage, which can reduce the sense of pain, thus helping the wound to heal. 2. Take antibiotic drugs: finger nail lifted, if there is an infection, accompanied by the symptoms of pus, may lead to the wound is not easy to heal, disinfection and bandage, the patient can take antibiotic drugs under the guidance of the doctor for treatment, such as cefuroxime tablets, amoxicillin tablets, levofloxacin tablets and so on. During the recovery period, patients are advised to eat a light diet, avoid spicy and stimulating foods, and avoid the wound area from being bumped and squeezed.