Not having your period for 1 month does not necessarily mean that you are pregnant, you can take a test to determine if you are pregnant. One way can be to use test paper to try, if the test paper suggests pregnancy, then there are two possibilities. One is really pregnant, intrauterine pregnancy; the other may also be ectopic pregnancy. So this also needs further examination, wait for a period of time about 40 days when the ultrasound check, if it is intrauterine pregnancy, and fetal heart, buds, then you can continue in accordance with the pregnancy of the regular checkup to the next step in the planning of the examination; if the ultrasound suggests that the gestational sac in the uterus, then the ectopic pregnancy must be to the hospital to go to further systematic examination and treatment; if the test paper suggests that there is no pregnancy, then you can wait a little longer, then you can wait a little longer. If the test paper indicates that there is no pregnancy, then you can wait a little longer, it may be an occasional irregular menstruation, if it still does not come, or there are other circumstances, it is best to go to the hospital for examination.