It is not recommended to take Chinese medicine during menstruation, but it needs to be analyzed on a case-by-case basis. If the herbs taken are cold in nature, it is not recommended to take them to make women suffer from dysmenorrhea; if there are blood-stasis activators in the herbs, it is not recommended to take them and need to suspend them because they may make the girl’s menstrual flow too large and long, which may cause anemia; herbs related to weight loss should not be taken, as they may cause menstrual disorders and women’s menstrual closure; some herbs have a tonic effect. It is also not recommended to take them because they can affect the contraction of the uterus, which is not conducive to the clean discharge of menstrual blood. However, if you have coldness in the uterus, poor menstrual flow, very low blood volume, etc., according to medical advice, you need to take blood-stasis activating drugs, which can be taken to relieve their own situation.