Uterine contractions after an IVF transplant may interfere with the normal implantation of the fertilized egg because uterine contractions may interfere with the process of normal implantation of the fertilized egg into the endometrium. If a woman undergoes IVF, the uterus keeps contracting, which may cause the fertilized egg not to implant normally into the endometrium leading to transplant failure, or cause the implantation of the fertilized egg to move downward, which may cause abnormalities such as placenta praevia or placenta praevia and other abnormalities, and the pregnant woman may experience abnormal symptoms such as vaginal bleeding during the gestation period, which is not conducive to the safety of the fetus and the pregnant woman. Therefore, if a woman experiences uterine contractions after IVF transplantation, it is recommended that she consult a doctor in a timely manner, and under the guidance of the doctor, complete the relevant examinations to clarify the cause of the disease and treat the symptoms.