Pregnant women with brown bleeding, this may be a symptom of pre-eclampsia, but it may also be a case of ectopic pregnancy, it is best to come to the hospital as soon as possible to do ultrasound to see. If it is determined that the pregnancy is intrauterine, further blood tests for HCG, progesterone and estradiol should be done, and if necessary, fetal preservation treatment should be done as soon as possible. If the brown discharge turns into bright red bleeding or the pain in the lower abdomen is unbearable, it may be a symptom of inevitable miscarriage and you should come to the hospital as soon as possible. If ectopic pregnancy is detected by ultrasound and HCG is elevated, hospitalization is required.