The exact number of days to rupture in ectopic pregnancy is related to the activity of the gestational sac and the location of the gestational sac, and needs to be analyzed on a case-by-case basis. If the gestational sac of an ectopic pregnancy lays in the isthmus of the fallopian tube and is active, it will rupture around 6-8 weeks of pregnancy, which is also the time when most ectopic pregnancies rupture in clinical practice. If it occurs in the interstitial tubal area, rupture may occur 2-3 months after pregnancy due to the thicker muscular layer of the interstitial tubal area. When the gestational sac is less active, dies naturally or is locally absorbed, rupture of the gestational sac is difficult to occur. Therefore, there is no uniform clinical standard for the time of rupture of the gestational sac in ectopic pregnancy. Women with regular menstruation and recent sexual intercourse should go to the obstetrics and gynecology department of the hospital for relevant examination as early as possible if their menstruation appears significantly delayed. If the pregnancy is found to be ectopic, she needs to be hospitalized as soon as possible and choose an appropriate treatment plan according to her specific condition.