A wоmаn whо is аdmitted with severe pre-eclаmpsia and cоmes to to an assessment on the woman. After placing her on EFM to evaluate fetal well-being, she documents the following findings: a temperature of 37.1° C (98.8 F), pulse rate of 96 beats per minute, respiratory rate of 24 breaths per minute, blood pressure of 198/102 mm Hg, 3+ deep tendon reflexes, and 2 beat ankle clonus. The nurse calls the physician and anticipates an order for loading dose of magnesium infusion along with which medication?