You can take cephalosporin when you are menstruating, cephalosporin has the effect of preventing infection, so it can play a good role in preventing infections during menstruation, during menstruation due to menstrual blood discharge will pollute the vulva, and if you do not pay attention to good personal hygiene, it will also cause the chances of cross-infection to occur, and when the endometrium is peeling off and bleeding, it will also cause the chances of endometrial inflammation to occur, which is on the without good personal hygiene. Oral antibiotics can treat endometrial inflammation and prevent bacterial infections, and even when there is pelvic inflammatory disease, oral during menstruation can achieve the therapeutic effect, so oral cephalosporin during menstruation will not have any effect. When taking Cephalosporin orally, you must pay attention to your diet, and eat less spicy and stimulating food, including cold food, so as not to stimulate the effect of Cephalosporin will be reduced.