Nipple blockage can be unblocked by sucking or breast pump, massage and hot compresses if it occurs during breastfeeding. If the blockage is not during breastfeeding, it is commonly caused by intraductal papilloma, and then it needs to go to the hospital to be treated by surgery. Nipple blockage usually occurs in lactating women, mainly due to the deposition of milk in the milk ducts. The accumulated milk can be discharged through the sucking of the baby or the breast pump, and the milk ducts can also be unblocked by massage and localized hot compresses. If it is not breastfeeding, it may be caused by breast disease. It is commonly seen in intraductal papillomas, mostly in the jugular abdomen near the nipple, which usually have a tendency to become cancerous and need to be removed surgically, including the diseased ducts. Nipple blockage should also be considered non-lactating mastitis, breast malignant tumors and other causes, different causes of different treatments, it is recommended that the patient consult a doctor in a timely manner, to avoid delays in the condition of the adverse consequences.