If a woman does not have a period but has brown discharge, there are several reasons: first, the imminent onset of menstruation, some women will have obvious brown discharge on the eve of menstruation is normal, pay attention to keep warm and wait for the onset of menstruation can be. Second, pregnancy, if the menstruation is delayed for more than a week, there may be the case of pregnancy, because after the fertilization of the egg may also appear brown discharge, is also a relatively common situation, you can test through the pregnancy test paper or go to the regular hospital for blood tests. Thirdly, gynecological diseases, if women have irregular menstruation may also lead to delayed menstruation or no menstruation, you can go to the hospital for sex hormone six examination, timely conditioning of the body.