The pain and itchiness in the breast is a very common symptom in the clinic, the specific reasons include the following: a. It may be caused by breast hyperplasia, most of which is accompanied by relatively obvious symptoms before or during menstruation, after the end of the period, the pain and itchiness will gradually ease or even disappear. In the menstrual period, you can take oral painkillers such as masturbation or fenbid. The eczema may be caused by the eczema of the breast, there will be a slight or red papules on the local surface, accompanied by obvious pain, you can take the application of Euthyrox to relieve the symptoms. Third, it may be a local inflammatory manifestation of the breast, including the acute stage of mastitis or lactation mastitis, may appear painful and itchy symptoms. When the symptoms of pain and itchiness appear, try to go to a regular hospital for detailed examination and treatment.