The pain of weaning may be caused by milk stagnation or acute mastitis, which needs to be treated with general measures, medication, physiotherapy and surgery to treat the symptoms and causes. 1. General measures: at this time you can take under the guidance of a professional doctor to push, knead, press the technique of appropriate massage of the breast, to a certain extent, to help stagnant milk discharge, to maintain the smoothness of the milk ducts, to alleviate the swelling and pain. Secondly, you can also use magnesium sulfate solution soaked gauze on the chest, can play the effect of swelling, or use an inhaler to empty the excess milk. 2. medication: for acute mastitis, not only need to take general measures to ease the discomfort, but also need to follow the doctor’s instructions to use antibiotics such as benzathine sodium, penicillin G, erythromycin and other drugs. 3. Physical therapy: Acute mastitis patients can also take the semiconductor laser physical therapy device, ultra-high frequency physical therapy device and other physical therapy. 4. Surgery: If an abscess has formed in the chest of a patient with acute mastitis, laser perforation or incision and drainage is required. It is recommended that people with painful breast milk weaning go to the hospital in time and cooperate with the doctor for active treatment.