The oldest and most important thing is that you can use a hot towel, a breast pump to suck out the milk, and a lactation consultant to unclog the mammary glands. 1. Use hot towels: Breasts have hard lumps and are very painful can use hot towels to apply hot compresses to the hard lumps, can help dredge the mammary glands to eliminate the phenomenon of hard lumps. 2. Use a breast pump to suck out the milk: If the milk knot is not very serious, you can use a breast pump to suck out the milk, and when it hurts a little bit, you can get rid of the phenomenon of the milk knot. 3. Dairyman unclogging the mammary glands: Dairymen use professional techniques and experience to help unclog the mammary glands, to eliminate the phenomenon of hard lumps of milk. If the patient is still blocking the milk knot hard lumps, should be timely to the regular hospital to do a detailed examination, and so the doctor to clarify the cause of the active treatment.