Lymph node enlargement with regular shape and clear boundary is mostly lymphadenitis, and the pain caused by the enlargement needs to be treated with oral anti-inflammatory drugs. Lymphadenitis has acute lymphadenitis and chronic lymphadenitis, but no matter which kind of lymphadenitis, there are pathogenic bacteria that cause lymph nodes to be enlarged, pain and other symptoms, lymph node examination, you can see that the enlarged lymph nodes and the surrounding tissues are clearly defined, the shape is regular and the edge is clear. For the clear boundaries and morphology of the enlarged lymph nodes, if there is no pain and other uncomfortable symptoms can be observed, regular review; when the enlarged lymph nodes with pain and discomfort, according to the causative organisms oral anti-inflammatory drugs, such as amoxicillin capsules, cefprozil tablets and so on. It should be noted that the lymph node enlargement form regular border clear, some may also be caused by other diseases such as lymphoma, so need to be in the regular hospital to ask the doctor to diagnose and assess whether the need for further biopsy examination to confirm the diagnosis. The medication should be taken under the guidance of a doctor after the condition has been clarified.