High anticardiolipin antibody IGg before IVF is associated with thrombosis, habitual abortion, thrombocytopenia, abnormal blood sedimentation and other factors. If repeated embryonic arrest and repeated implantation failure, medication can be taken, the specific need to follow the doctor’s advice. The main reason for high anticardiolipin antibody IGg before in vitro fertilization is autoimmune disease or infectious disease, which can be treated with aspirin, warfarin, heparin, etc., as well as anticoagulants such as warfarin and heparin. Specific medications need to be used as prescribed by the doctor. In severe cases, it may cause antiphospholipid antibody syndrome, systemic lupus erythematosus, ischemic encephalopathy, viral hepatitis and other diseases, which can be treated with chain stimulation that promotes fibrinolysis, and all of these may cause recurrent miscarriages, fetal dysplasia, thrombosis and other adverse reactions. Therefore, high anticardiolipin antibody IGg before IVF is recommended to go to the hospital in time for examination and standardized treatment under the guidance of doctors.