Usually 7-10 days after intercourse, you can go to the hospital to draw blood to check the HCG in the blood, which can determine pregnancy, or you can wait for a week after your period is delayed to use early pregnancy test paper, it is better to go to a regular hospital for early pregnancy test, which is more accurate. It is best to pay attention to rest, strengthen diet and nutrition, do not exercise strenuously, and do not have intercourse. Also need to pay attention to the diet, because food can also cause miscarriage, the proportion of cinnamon, hawthorn, etc., it is best not to eat indiscriminately. Usually pay attention to eat more lean meat and eggs, and it is also recommended to eat more fresh vegetables and fruits, which can supplement vitamins and prevent constipation during pregnancy, which is good for baby development.