Breast distension can be unblocked by feeding the child, using a breast pump, hot compresses and other ways to open the milk. 1. child feeding: 24 hours after delivery is not able to attract milk to the child, there may be symptoms of milk return, which leads to breast swelling and pain and other phenomena, so Yingzi to feed the child as early as possible, the child in the attraction process of milk will be secreted, the blocked area will be cleared. 2. Use a breast pump: newborn babies generally do not suck milk, you can choose to use a breast pump to empty the milk, so you can prevent the occurrence of breast swelling and pain and other situations. 3. Hot compresses: After the milk ducts are clogged, it may lead to the phenomenon of breast swelling and pain, then you can properly apply hot compresses to the breasts, which can open up all the milk ducts, and at the same time, it can also make the milk flow.