A pregnancy test at fifty days is normal if there are no abnormalities in the development of the embryo. Most women are able to detect pregnancy when they have stopped menstruating for 10 days. However, some women, because of irregular menstruation, especially those whose menstrual cycle is greater than forty days or more, ovulation will be pushed back and the sperm-egg union will be later, so they may need to wait until fifty days before they can detect pregnancy. If you test for pregnancy with test paper, you need to go to the hospital in time, and under the doctor’s advice, do ultrasound and blood tests and other tests. If the examination determines that the pregnancy is intrauterine, and can see the fetal heart and buds, to determine that the embryo development is relatively good, do not need to worry too much. In the early stage of pregnancy, you must pay attention to rest, need to supplement folic acid, in the first trimester of pregnancy because of the unstable development of the embryo, to prohibit sexual intercourse, according to the doctor’s advice to do a good job of regular review.