Every time before menstruation, the hormone level in women’s body rises, when the hormone level metabolism is impaired, there will be excessive proliferation of breast tissue, breast swelling and pain, you can touch the breast lumps, and nipple pain, hardness, when the end of menstruation, the symptoms will be relieved or even disappear, this is a common benign hyperplasia in women, generally can be treated by oral herbal medicine, Chinese patent medicines This is a relatively common benign hyperplasia in women, and can generally be treated with oral Chinese medicine and proprietary Chinese medicines. If simply a pre-menstrual nipple pain, you also need to consider whether there is no extrusion, impact and other traumatic situations, caused by soft tissue swelling, usually in 3-5 days can basically be relieved, the pain is serious can be localized hot compresses. In addition, can not be ruled out nipple inflammation caused by, try to go to the regular hospital, let the doctor check and then symptomatic treatment.