IV loading dose of MgSo4 prophylaxis in pre-eclampsia?

Ans. C.8ml MgSo4+12ml of NSDose: 4-5 g (diluted in 250 mL NS/D5W) IV in combination with either :Up to 10 g (10 mL of undiluted 50% solution) divided and administered IM into each buttock orAfter initial IV dose, 1-3 g/hr IV.MgSO4 is continued 24 hours after delivery to prevent postpaum eclampsia