On the fifth day of the menstrual cycle, there is dark blood flow. Can I drink motherwort on the sixth day?

Patient's question:

No

Doctor's answer:

Okay, here is the translation following your instructions:
Okay, you can check the endocrine system, and also have a color Doppler ultrasound to look at the uterine cavity. Treat the underlying cause actively. You can try taking Wuji Baifeng Wan and Xiaoyao Wan. Appropriately supplement estrogen.