Generally speaking the child born from successful birth control is healthy, because birth control during pregnancy is usually under the guidance of a doctor to use medication. In addition can also be through the Tang screening, non-invasive DNA, four-dimensional ultrasound and other screening malformations, such as the discovery of malformations need to promptly terminate the pregnancy. Such as early pregnancy occurs when the aura of miscarriage, the general use of progesterone to protect the fetus, and progesterone is a natural progesterone, necessary for the maintenance of pregnancy, and did not have a teratogenic effect on the fetus. Fertility preservation in mid-pregnancy is generally used to inhibit contractions of drugs, such as commonly used magnesium sulfate injection, mainly used for gestational hypertension, preterm miscarriage, etc., also has no teratogenic effect. If after birth control, bleeding stops and there is no special discomfort, it means that birth control is successful. In addition, pregnancy can also be screened for malformations through the Tang screening, non-invasive DNA, four-dimensional ultrasound, etc., such as the discovery of malformations need to promptly terminate the pregnancy. Therefore, generally speaking, the child born after successful birth control is healthy, but it is still recommended that pregnant women must listen to the doctor’s advice, not blindly birth control, and regular screening for fetal malformations during pregnancy.