Conservative treatment of ectopic pregnancy may have effect after seven days of injection, but not absolute, some women have poorer response, may need a month to see the effect, or conservative treatment may fail. Ectopic pregnancy patients, blood HCG (human chorionic gonadotropin) is less than 2000mIU/mL, ultrasound suggests that the ectopic pregnancy mass is less than 4cm, the general situation is good, there is no rupture of the tubal ectopic pregnancy can be considered in the case of conservative treatment, clinically generally use mifepristone combined with methotrexate. Ectopic pregnancy to take conservative treatment after injection a few days after the effect is different from person to person, short of about seven days to see the effect, the poor response to see the effect of about a month, conservative treatment of ectopic pregnancy is not 100% successful, some patients may fail, need to go through the laparoscopic surgery to treat. Ectopic pregnancy patients are recommended to use medication under the guidance of a doctor, and any abnormalities should be dealt with in a timely manner.