Transplantation of blastocyst ectopic pregnancy early left side pain first go to the hospital for examination, and then according to the situation of conservative treatment, surgical treatment. Transplantation of blastocyst ectopic pregnancy is an abnormal pregnancy, ectopic pregnancy is common in tubal pregnancy, tubal pregnancy before miscarriage or rupture occurs, due to the gradual enlargement of the embryo in the fallopian tube, it will show a hidden pain in one side of the lower abdomen, with the symptom of left side pain. Blastocyst transplantation ectopic pregnancy patients, it is recommended to do detailed laboratory tests after hospitalization, such as serum HCG, pelvic three-dimensional ultrasound examination, etc., the mass is relatively small, HCG value is not very high to consider the conservative treatment of medication, such as methotrexate, mifepristone and other medications, conservative treatment during the period of observation of the symptoms of the lower abdominal pain has been relieved, there is no improvement can be surgical treatment. If you have an ectopic pregnancy with blastocyst transplantation and the HCG value is high, and the left adnexal mass is large, it is considered that there is a possibility of rupture, it is recommended that surgery, according to the patient’s situation, choose open surgery or laparoscopic surgery. The left side pain in the early stages of ectopic pregnancy with blastocyst implantation is recommended to seek medical attention in time, and should not be ignored, as it can be life-threatening in serious cases.