Target magnesium level when used for eclampsia prophylaxis: (A) 4.8 → 8.4 mg / dL, (B) 2.0 → 4.0 mg / dL, (C) 8.4 → 10.0 mg / dL, (D) None of the above
Answer is A. Serum magnesium levels are measured at 4 → 6 hour and adjusted to maintain levels between 4 and 7m Eq / L .