Low menstrual flow may be caused by endocrine abnormality or organic disease, etc. If there is no organic disease with low menstrual flow, you can take medicines to promote blood circulation and eliminate blood stasis in the body. Low menstrual flow may be caused by endocrine abnormalities or organic diseases. For low menstrual flow, you can take medicines to promote blood circulation, eliminate blood stasis and regulate menstruation, such as Motherwort Granules, New Biochemical Granules or Wu Ji Bai Feng Wan. You can also take a balanced diet, drink plenty of hot water, moderate activity, and avoid drinking cold drinks or beer. If you used to have normal menstrual flow, but your menstrual flow suddenly decreases after an abortion or uterus removal surgery, this may be due to post-operative adhesions in the uterine cavity, which may cause a sudden decrease in your menstrual flow, and you will need to consult a hospital. If the menstrual flow is low for a long period of time, you can also consult a hospital to improve the examination and follow the doctor’s instructions for treatment. For the menstrual flow can be timely consultation to identify the cause of the disease, to avoid adverse consequences.