The causes of repeated swelling of axillary lymph nodes include inflammation, lymph node tuberculosis, lymphoma, breast malignant tumor, etc. It is recommended to go to the hospital to find out the cause of the disease and treat the cause under the guidance of the doctor. 1. Systemic inflammation, mastitis or local lymph node inflammation if not cured in time. The persistence of inflammatory factors will stimulate the axillary lymph nodes to enlarge repeatedly, and patients will show symptoms such as pain and fever in the axillary lymph nodes. Antibiotics such as azithromycin and penicillin can be taken to control the infection and relieve the symptoms. 2. Lymph node tuberculosis due to tuberculosis bacillus latent in the organism will also appear repeated enlargement of the clinical manifestations, need to strictly accept the anti-tuberculosis treatment, you can choose the drugs include isoniazid, rifampicin, streptomycin, pyrazinamide and so on. As the drugs are not absolutely safe and effective, they need to be used in a standardized way under the advice of professional doctors, with adverse reactions such as rash, nausea, etc. consulting the doctor in time, and those who are allergic to the drugs are forbidden to use them. 3. When patients suffer from lymphoma, the typical symptom is painless swelling of lymph nodes, and they need to choose the most suitable treatment plan such as radiotherapy, chemotherapy and targeted therapy under the advice of doctors and in combination with their own conditions. 4. When the malignant tumor of breast develops axillary lymph node metastasis, the lymph nodes will be enlarged, and the disease can be treated by surgery, radiotherapy, chemotherapy and targeted therapy. Therefore, if the patient has repeated enlargement of axillary lymph nodes, it is recommended to consult the doctor in time and actively accept standardized treatment to cure the disease and improve the prognosis.