Painful Uterine Contractions Every in Obstetrics & Gynecology — Case | General Gynecology | SMLE Q#10945
SMLE Question #10945
Obstetrics & Gynecology
General Gynecology
Objective: OBJ-ETH-STERIL
Last updated: February 2026
A 29-year-old primigravida at 29 weeks’ gestation presents with painful uterine contractions every 5 minutes and cervical dilation of 3 cm. Fetal heart rate tracing is reassuring. There is no vaginal bleeding, rupture of membranes, or clinical evidence of chorioamnionitis. The team plans short-term tocolysis to allow administration of antenatal corticosteroids. Which of the following tocolytics is associated with fetal ductus arteriosus constriction when used in late pregnancy?
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