During pregnancy, normally there will not be any bloody secretions, including brown secretions, when there are dark red secretions, suggesting that there will be a pre-eclampsia caused by a number of reasons, such as: First, if the recent excessive fatigue or moving heavy objects, due to the role of external forces, this time will also cause the chance of pre-eclampsia, and there will be secretions produced red. Second, when the body’s hormone levels can not meet the normal body needs, such as progesterone, including the presence of low blood HCG, will cause fetal instability will cause the occurrence of dark red secretions. Third, when there is a cervix stimulation due to coitus, resulting in endometrial excitation, there will also be dark red secretions. Such a situation must cause great attention, it is recommended to go to the hospital for registration obstetrics, ultrasound examination, including progesterone and HCG blood tests, if necessary, is to take oral medication to carry out the treatment of birth control.