Many women who have given birth prematurely believe that once their water breaks, vaginal bleeding occurs, or they feel discomfort in the uterus, it is time to give birth naturally, and they worry that the underweight fetus will not be able to adapt to the external environment. In fact, before term, if a pregnant woman has premature uterine contractions, vaginal bleeding, or premature water rupture, it is more likely to cause premature birth. All of the above are indications for anti-tocolytic drugs. When a doctor diagnoses premature labor and recommends admission to the hospital for artificial abortion, the abortion measures given by medical staff are as follows: 1. Inject antifertility drugs and intravenously administer tocolytics to suppress early uterine contractions. Adjust the dose according to the degree of uterine contractions. This drug may cause pregnant women to breathe