Usually it is milk stagnation that causes hard lumps in the breast blocked milk. You can discharge the milk through breastfeeding, breast pump, massage and other ways. 1. Breastfeeding: breastfeeding can ease the phenomenon of milk blockage, breastfeeding should pay attention to maintain the correct feeding position, but also to keep the nipples clean. 2. Breast pump: patients should use the breast pump to expel the air in the breast pump first, and at the same time clean the breast pump to prevent infection. When using a breast pump to suck milk to adjust the strength, suction and not too large, sterilized after use. 3. Massage: When patients massage, they should first apply hot compresses to open the milk ducts, and then massage the root of the breast or pull it to help the blood circulation of the breasts and promote the discharge of milk. Massage should not be too strong, so as not to hurt the breast ducts. It is recommended that patients go to the gynecological hospital for examination after the blockage of milk and choose the appropriate way of milk discharge under the guidance of the doctor.