Pain after breast pressure is treated by applying cold and hot compresses, oral amoxicillin and topical Bactrim ointment. Breast is a soft organ, with different degrees of hyperplasia with the change of hormone level in menstrual cycle, local pain will occur after being pressed, you should go to the hospital for breast ultrasound examination, which can understand whether there are other problems in the breast. Local pain can be applied cold within 24 hours, through the cold compress can make the local blood vessel contraction, to prevent the emergence of subcutaneous bleeding, cold compress has a chilling effect, can relieve local pain. Hot compresses are applied 24 hours after the injury to promote local blood circulation, relieve swelling and pain, and facilitate the absorption of inflammation. Three days after injury, oral amoxicillin can be taken, if necessary, to promote inflammation recovery and reduce edema. If there is obvious trauma to the chest, use iodophor disinfection and apply Bactrim ointment, which can prevent infection and promote wound healing.