The time to determine early pregnancy is related to the specific test methods, such as early pregnancy test paper, blood HCG, ultrasound, etc., in the early case, 7-10 days after intercourse, in the late case, about 10 days after the postponement of menstruation: 1. Early pregnancy test paper: generally, about 10 days after the postponement of menstruation, use early pregnancy test paper to test the morning urine, the accuracy rate is high, when the early pregnancy test paper appears two bars, it indicates pregnancy; 2. Blood HCG: if you have intercourse during ovulation, you can If the blood HCG value is significantly higher, pregnancy can be confirmed; 3.B ultrasound: Generally, you can go to the hospital for ultrasound examination about 7 days after your period is delayed to see if you are pregnant. 4.Early pregnancy reaction: some pregnant women will have different degrees of early pregnancy reaction in the sixth week of pregnancy, such as nausea, vomiting, not wanting to eat, weakness, salivation, emotional changes and other manifestations, which can also be used to determine whether the symptoms are pregnancy. After pregnancy is confirmed, pay attention to folic acid supplementation during the early 3 months of pregnancy, which can effectively prevent neural tube abnormalities in the fetus. At the same time, pay attention to rest, avoid overwork and staying up late, relax and have regular maternity checkups to understand the development of the fetus. A reasonable diet and proper vitamin and protein supplementation are beneficial to the healthy development of the fetus.