What is the role of magnesium in the treatment of chronic obstructive pulmonary disease (COPD)?

Updated: Nov 13, 2020
  • Author: Paul Kleinschmidt, MD; Chief Editor: Barry E Brenner, MD, PhD, FACEP  more...
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Though controversial, administration of magnesium is thought to produce bronchodilation through the counteraction of calcium-mediated smooth muscle constriction. The addition of intravenous magnesium is now considered to have class B evidence supporting its use in difficult and life-threatening exacerbations.

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