Intravenous Magnesium: Prompt Use for Asthma in Children Treated in the Emergency Department (IMPACT-ED): Protocol for a Multicenter Pilot Randomized Controlled Trial

Michael D Johnson   ^{1 *} , MS, MD ;   Bradley J Barney   ^{2 *} , PhD ;   Joseph E Rower   ^{3 *} , DABCP, PhD ;   Yaron Finkelstein   ^{4, 5 *} , MD ;   Joseph J Zorc   ^{6 *} , MSCE, MD

¹ Division of Pediatric Emergency Medicine, Department of Pediatrics, University of Utah School of Medicine, Salt Lake City, UT, United States

² Division of Pediatric Critical Care, Department of Pediatrics, University of Utah School of Medicine, Salt Lake City, UT, United States

³ Department of Pharmacology and Toxicology, University of Utah College of Pharmacy, Salt Lake City, UT, United States

⁴ Division of Emergency Medicine, Hospital for Sick Children, University of Toronto, Toronto, ON, Canada

⁵ Division of Clinical Pharmacology and Toxicology, Hospital for Sick Children, University of Toronto, Toronto, ON, Canada

⁶ Department of Pediatrics, Children's Hospital of Philadelphia, University of Pennsylvania, Philadelphia, PA, United States

*all authors contributed equally