It is usually taken on the 5th day of menstruation and should be taken for 20 consecutive days. Menstruation and Pregnancy Pill is a proprietary Chinese medicine, mainly composed of Cuscuta, Astragalus, Yam and Lycium, which does not have any adverse effects on pregnancy. If the patient is ready to get pregnant, ultrasound should be performed to monitor the follicle development and observe the endometrial condition while taking the medicine. The monitoring usually starts around the 10th day of menstruation and if the follicles are well developed or the lining is relatively moderate, intercourse is allowed. Also, while taking this drug, patients are not advised to take western drugs with the same effect to avoid over-stimulation of the ovaries with improper use, which may cause complications such as ovarian function decline. In addition, before taking menstrual regulation and promotion of pregnancy pills to prepare for pregnancy, patients should have a good health checkup, women should take oral folic acid in advance to prevent the occurrence of fetal neural tube abnormality, and men should quit smoking and abstain from alcohol to be ready for conception.