Half a month after giving birth, vaginal blood may be normal discharge, puerperal infection, poor uterine recovery, and so on, according to the specific cause, choose the appropriate treatment method. 1. Normal discharge: after giving birth, women will have discharge, at first it is bloody discharge which will last for 3-4 days, then it will turn into plasma discharge which will last for about 10 days, plasma discharge is mainly light red discharge, which is a normal phenomenon and does not need special treatment. 2. Puerperal infection: not paying attention to personal hygiene after delivery can lead to infections in the reproductive tract, mainly using antibiotic drugs, you can choose cefixime and metronidazole together, if the bacterial culture to determine the causative organisms to be adjusted after the treatment program. If there is a residue in the uterine cavity, the residue can be clamped out of the uterus, and after the infection is under control, the uterus can be completely cleared. 3. Poor uterine recovery: Poor uterine recovery causes abnormal discharge and can be treated with uterine contracting agents, such as hysteronin, ergot alkaloids, ergot infusion cream, etc. If accompanied by infection, the use of broad spectrum drugs can be used to treat the disease. If accompanied by infection, you can use broad-spectrum antibiotics, such as penicillin, ampicillin, combined with metronidazole. If there is retained placenta-membrane, evacuation surgery is needed. Half a month after the birth of hard stool, the vagina will discharge blood, should be prompt medical attention. All of the above drugs should be used under the guidance of a doctor, and should not be used blindly by yourself.