After the pregnancy test, heavy bleeding may be caused by menstruation, abnormal pregnancy, gynecological diseases and so on. 1. menstruation, using a pregnancy test stick to measure positive is not necessarily pregnant, may be the use of test paper method is not correct or the use of unqualified test paper caused by false-positive results, and then a lot of bleeding is the manifestation of menstruation, can be combined with the blood HCG and ultrasound to clarify, if menstruation does not require special treatment. 2. Abnormal pregnancy, pregnancy test and then heavy bleeding is likely to be the manifestation of pre-menstrual abortion or ectopic pregnancy, usually with a clear history of menopause, accompanied by nausea, vomiting or abdominal pain, lumbar pain and other discomforts. Pre-eclampsia can be treated with progesterone and vitamin E to preserve the fetus, and ectopic pregnancy can generally be treated conservatively with mifepristone and methotrexate, or surgically. 3. Gynecological diseases, after measuring the pregnancy bleeding is also vigilant whether cervicitis, cervical polyps, uterine fibroids or cervical cancer and other diseases caused by abnormal bleeding symptoms, usually accompanied by increased secretions and odor and other discomforts. Combined with gynecological examination, ultrasound and other examinations to diagnose the specific causes of bleeding and location of treatment. It is recommended that the patient should consult the doctor in time for a clear diagnosis and symptomatic treatment.