Hard lumps in breastfeeding nodes are mainly caused by blocked milk ducts, resulting in milk stagnation. If the hard lump appears to grow persistently with symptoms such as redness, swelling and pain, it may be caused by diseases and there is no such thing as the best way. General treatment, medication, surgery and other treatments can be carried out according to the cause of the disease. 1. General treatment: For breast milk stagnation or the early stage of acute mastitis, patients are advised to massage their breasts to promote milk discharge, or use breast pumps to discharge milk, so as to eliminate the hard lumps of milk knots during breastfeeding. 2. Drugs: If the breastfeeding nodules are accompanied by pain, fever and other symptoms, which may be related to acute mastitis, it is recommended to use cephradine, penicillin and other antibiotics under the guidance of the doctor for anti-infective treatment, so as to eliminate the breastfeeding nodules. 3. Surgery: If the lumps are caused by acute mastitis, laser perforation, incision and drainage of breast abscesses and other surgeries are recommended to eliminate the lumps. If it is due to breast cancer during breastfeeding, it is recommended to go to the hospital for breast preservation surgery, total mastectomy and other surgical treatments to eliminate the lumps. Therefore, it is recommended to go to the hospital in time to find out the cause of milk lumps during breastfeeding and treat it under the judgment of the doctor.