It is possible that you may not be able to detect pregnancy with test strips after a week of intercourse.
If a woman has intercourse during ovulation, the embryo will be implanted in the uterine lining about a week after intercourse, and at this time the woman’s body will secrete a certain amount of human chorionic gonadotropin.
When the human chorionic gonadotropin reaches a certain level, it is possible to determine whether or not you are pregnant by checking the human chorionic gonadotropin in your urine, which generally takes more than 10 days after intercourse to be able to detect.
Therefore, female friends after a week of intercourse, if the early detection of urine early pregnancy test paper is very likely to be unable to detect pregnancy. If a woman is anxious to know whether she is pregnant or not, she can go to the hospital as early as one week after intercourse to check the blood HCG to determine whether she is pregnant or not.
It is recommended that women who experience delayed menstruation should go to the hospital as soon as possible.