A 45-year-old woman on ICU has severe pre-eclampsia and is receiving IV magnesium sulphate. She develops loss of deep tendon reflexes, respiratory dep...

Question

A 45-year-old woman on ICU has severe pre-eclampsia and is receiving IV magnesium sulphate. She develops loss of deep tendon reflexes, respiratory depression (RR 6/min), and hypotension. Serum magnesium is 5.2 mmol/L (therapeutic range 2.0-3.5 mmol/L). What is the antidote?

Accepted Answer

IV calcium gluconate 10 mL of 10% over 10 minutes

Answer

IV sodium bicarbonate

Answer

IV naloxone

Answer

IV flumazenil

Answer

IV atropine

uk-fficm MCQ (SBA): Magnesium Toxicity

A 45-year-old woman on ICU has severe pre-eclampsia and is receiving IV magnesium sulphate. She develops loss of deep tendon reflexes, respiratory depression (RR 6/min), and hypotension. Serum magnesium is 5.2 mmol/L (therapeutic range 2.0-3.5 mmol/L). What is the antidote?