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The role of magnesium in the emergency department
  1. P Kaye,
  2. I O'Sullivan
  1. Emergency Department, Bristol Royal Infirmary, Bristol, UK
  1. Correspondence to:
 Dr P Kaye, Emergency Department, Bristol Royal Infirmary, Marlborough Street, Bristol BS2 8HW, UK; e-mail


Magnesium has been advocated for the treatment of a variety of conditions seen in emergency medicine. The authors present a systematic review and advice on appropriate indications for its use. Evidence supports its use in severe asthma, eclampsia, and torsade de pointes. There is insufficient evidence to justify its routine use in other emergencies.

  • magnesium therapy
  • MI, myocardial infarction
  • mVT, monomorphic ventricular tachycardia
  • AVN, atrioventricular nodal
  • AF, atrial fibrillation
  • TdP, torsade de pointes
  • EAD, early after depolarisation
  • HF, hydrofluoric acid
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  • Conflicts of interest: none.

  • Funding: none.

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