If there is redness, swelling and pain in the flesh at the root of the nail, it is considered to be due to the attack of onychomycosis, which can be relieved by topical medication, systemic medication, surgical intervention and home care. 1. Topical medication: If the patient is caused by acute onychomycosis, local rinsing with povidone-iodine solution, followed by application of mupirocin and fusidic acid cream can play an anti-infective role. 2. Systemic medication: patients in the early stages of inguinitis can also take oral antibiotic drugs, such as amoxicillin, cefixime and other drugs, so as to improve the symptoms. If necessary, bacterial culture test can be carried out, and then according to the results of the drug sensitivity test, choose the sensitive antibiotic drug treatment. 3. Surgical treatment: If it is determined that there is a clear local abscess formation, in the case of failure of conservative treatment, you can choose to drain the abscess and nail extraction treatment. 4. Family care: pay more attention to the skin hygiene of the nail area, and follow the doctor’s instructions to use the correct medication, avoid stopping or replacing the medication. Keep a light diet, do not eat spicy food. The flesh at the root of the fingernail is red, swollen and painful, according to the actual situation of the patient, cooperate with the doctor to actively treat.