Enlarged lymph nodes in the neck that take more than a month to get smaller may be almost healed. Swollen lymph nodes in the neck can become smaller on their own, mostly due to lymphadenitis or lymph nodes tuberculosis. 1. Lymphadenitis: If the cervical lymph nodes are stimulated by inflammation, the phenomenon of enlargement may occur, and in more serious cases, there may be pressure pain, you can follow the doctor’s instructions to take levofloxacin, amoxicillin, and other antibiotic medication, with the gradual decline in inflammation, the lymph nodes are gradually shrinking. 2. Lymphatic tuberculosis: Lymphatic tuberculosis is mainly caused by tuberculosis infection, which will lead to enlarged lymph nodes, accompanied by symptoms of fatigue, follow the doctor’s instructions to take isoniazid, rifampicin, ethambutol, pyrazinamide and other anti-tuberculosis drugs, in a month or so after the enlarged lymph nodes will gradually shrink. 3. Connective tissue diseases: Some connective tissue diseases, such as systemic lupus erythematosus and tuberculosis, can also attack the lymph nodes in the neck and cause enlargement. After treatment with glucocorticoids (e.g., prednisone), immunomodulators (e.g., interferon), etc., the condition improves, and the lymph nodes will become smaller in a month or so. However, in the case of lymphoma, lymphoblastic leukemia, lymphatic metastasis of malignant tumors and other diseases that cause lymph node enlargement, it will not shrink on its own. Therefore, if you find enlarged lymph nodes in the neck, you should consult a doctor promptly and follow the doctor’s instructions for examination.