The reason why the milk hurts but cannot be sucked out is because the milk ducts are not clear and the milk is stagnant. In this case, the first thing to do is to let the baby suck on the nipple more often to stimulate breast contraction and promote milk discharge. Secondly, you can do breast massage to promote blood circulation in the breasts, can also improve the breast ducts are not smooth, again you can ask an experienced lactation consultant, daily dredge 2~3 times, a week or so time pain symptoms will improve significantly. For breastfeeding women, it is important to develop good breastfeeding habits, 2 to 4 hours of breastfeeding once, and the remaining milk emptying out, breastfeeding with warm water massage breasts, but also to maintain adequate sleep. For patients whose pain does not improve, they should consult a doctor in time to avoid the formation of acute mastitis.