Early pregnancy preservation, two heparin injections per day, stopping the drug after 12 weeks may or may not have an effect, need to be based on the actual situation of the pregnant woman and embryo development to decide.
If the pregnant woman has high risk factors for thrombosis, or already has thrombosis, the injection of low molecular heparin is mainly for anticoagulation, and stopping the drug after 12 weeks may cause aggravation of thrombosis, which may have adverse effects on both the pregnant woman and the fetus.
If it is recurrent, habitual abortion, etc., it is recommended to use low molecular heparin time according to the situation, 12 weeks of pregnancy embryo development is good, pregnant women indicators are in the normal range, can consider stopping the drug.
The use of specific drugs is recommended under the guidance of a professional doctor, regardless of the circumstances of the use of low molecular heparin, need to comply with the doctor’s instructions to stop the drug, do not decide to use the drug and stop the drug, in order to avoid the danger.