6)
A 28-year-old G1P0 at 35 weeks of gestation presents with a severe headache, generalized malaise, and scotoma. Her history is significant for gestational hypertension, diagnosed at 24 weeks, for which she takes labetalol 200 mg twice daily. Today's urine dipstick shows 3+ protein and no leukocytes or nitrites. An ultrasound shows vertex presentation. A diagnosis of preeclampsia with severe features is made, and she is started on a loading dose of magnesium sulfate. What is the best next step? *