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Related Experiment Video

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IV Magnesium Sulfate for Bronchiolitis: A Randomized Trial.

Khalid Alansari1, Rafah Sayyed2, Bruce L Davidson3

  • 1Division of Pediatric Emergency Medicine, Department of Pediatrics, Hamad Medical Corporation, Doha, Qatar; Weill Cornell Medical College, Doha, Qatar; Division of Pediatric Emergency Medicine, Department of Pediatrics, Sidra Medical and Research Center, Doha, Qatar.

Chest
|March 14, 2017
PubMed
Summary

Intravenous magnesium did not improve readiness for discharge in infants with bronchiolitis. This treatment may increase hospital readmissions for pediatric patients with this common respiratory illness.

Keywords:
bronchiolitislength of staymagnesium sulfaterespiratory infectionsrespiratory syncytial virus

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Area of Science:

  • Pediatrics
  • Pulmonology
  • Pharmacology

Background:

  • Bronchiolitis is a common pediatric respiratory infection.
  • Intravenous magnesium sulfate is used for severe pediatric asthma.
  • Its efficacy in bronchiolitis requires investigation.

Purpose of the Study:

  • To determine if IV magnesium sulfate reduces time to medical readiness for discharge in infants with acute bronchiolitis.
  • To assess secondary outcomes including severity scores and readmission rates.
  • To evaluate safety outcomes related to cardiorespiratory stability.

Main Methods:

  • A randomized, placebo-controlled trial was conducted.
  • 162 infants with bronchiolitis received either IV magnesium sulfate (100 mg/kg) or placebo.
  • Standard supportive care, including bronchodilators and nebulized hypertonic saline, was provided.

Main Results:

  • No significant difference in time to medical readiness for discharge between magnesium and placebo groups (24.1 vs. 25.3 hours).
  • Similar bronchiolitis severity scores and 2-week clinic visit frequencies were observed.
  • A higher rate of readmission within 2 weeks was noted in the magnesium group (19.5% vs. 6.2%).

Conclusions:

  • Intravenous magnesium sulfate does not benefit infants with acute bronchiolitis.
  • The use of IV magnesium in this population may be associated with increased harm, specifically higher readmission rates.
  • Further research is needed to understand the risks and benefits.