The right side of the face of the lower lymph nodes a little swollen and painful may be due to lymphadenitis, cellulitis and other diseases caused by the doctor’s orders to take cefdinir, levofloxacin, metronidazole and other drugs. 1. Lymphadenitis: bacterial infection caused by the disease can be prescribed to use cefdinir, levofloxacin and other antibiotics to fight bacterial infection; viral infection caused by the disease can be prescribed to use ganciclovir for antiviral treatment; you can also use compound acetylsalicylic acid tablets, ibuprofen and other drugs to relieve the symptoms of pain. 2. Cellulitis: this disease is mainly caused by bacterial infection, can be early, adequate use of antibiotics for treatment, commonly used drugs such as cefdinir, levofloxacin, metronidazole and so on. The right side of the face of the lower lymph nodes a little swollen and painful may also be related to immune diseases, tumors and other factors, it is recommended that the patient promptly go to the hospital for treatment, strictly under the guidance of the physician to use medication.