A pregnant woman is scheduled to undergo chorionic villus sampling (CVS) based on genetic family history. Which medication does the nurse anticipate will be administered?

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CVS can increase the likelihood of Rh sensitization if a woman in Rh-negative. There is no indication for magnesium sulfate because it is used to stop preterm labor. There is no indication for administration of a prostaglandin suppository. Betamethasone is given to pregnant women in preterm labor to improve fetal lung maturity.

A Pregnant Woman Is Scheduled to Undergo Chorionic Villus Sampling