When menstruation, if the amount of menstruation is moderate or low, without anemia symptoms, then it is not recommended to drink oral blood tonic; if the amount of menstruation is relatively large, then it can be taken in accordance with the doctor’s instructions. For women, menstruation is a physiological phenomenon, so for women who do not have a lot of menstruation, it is not recommended to casually use blood tonic drugs, so as not to lead to an increase in menstruation; for women who have a lot of menstruation, you can follow the doctor’s instructions to take oral blood tonic, so as to avoid dizziness, fatigue, and other symptoms of anemia. For women who usually have heavy menstrual flow, we should be alert to the occurrence of uterine fibroids, uterine adenomyosis and other organic diseases, if necessary, we can go to the gynecology department of the regular hospital, improve the ultrasound, blood routine and other related examinations, to clarify the cause of the disease under the guidance of the doctor to actively treat.