Pregnant less than a month can be found out?

Pregnant time is less than a month, if the use of early pregnancy test paper or pregnancy stick detection, there may not be detected pregnancy. For women with regular menstrual cycle, if no effective contraceptive measures are taken during the same room, and it is during ovulation, generally after 10 days in the same room, you can go to the hospital to take blood samples for human chorionic gonadotropin levels, and you can determine early pregnancy. Pregnancy can be confirmed by blood tests showing elevated levels of human chorionic gonadotropin. A B-ultrasound is then required to determine whether an intrauterine pregnancy or an ectopic pregnancy is occurring. As pregnancy progresses, an intrauterine sac can be observed at 6 weeks of pregnancy, and the pregnant woman should take folic acid daily according to the doctor's advice.