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Effect of Protocolized Magnesium Replacement on Mortality and Atrial Fibrillation in Critically Ill Patients
Sponsor: Scarborough General Hospital
Summary
In patients with critical illness, such as severe infections, heart attacks, or respiratory failure, most intensive care units (ICUs) measure magnesium levels and give supplemental doses of magnesium when levels are below certain targets. However, the best targets are unknown. The goal of this clinical trial is to study protocols for magnesium supplementation in people with critical illness, comparing a protocol with higher target level to a protocol with a lower target level. The main question this study aims to answer is whether magnesium supplementation protocols targeting a higher or lower level lead to better 30-day survival and less atrial fibrillation. Participants will not have to do any specific tasks, undergo any additional tests, or complete any surveys.
Official title: Effect of Protocolized Magnesium Replacement in Critically Ill Patients on Mortality and Atrial Fibrillation: the MAGNOLIA Randomized Controlled Trial
Key Details
Gender
All
Age Range
16 Years - Any
Study Type
INTERVENTIONAL
Enrollment
3253
Start Date
2025-11-25
Completion Date
2027-06-01
Last Updated
2025-12-31
Healthy Volunteers
No
Conditions
Interventions
Magnesium sulfate administration
Magnesium sulfate is used in both arms for magnesium replacement.
Magnesium oxide
In the higher-target arm, magnesium oxide 420mg po q12h x 2 is one of the options available for magnesium replacement when magnesium levels lie between 0.75 and 0.95mmol/L.
Magnesium glucoheptonate
Magnesium glucoheptonate 30mL po q12h x 2 is an oral option for magnesium replacement in the higher-target arm.
Locations (5)
Lakeridge Health Ajax-Pickering
Ajax, Ontario, Canada
Lakeridge Health Oshawa
Oshawa, Ontario, Canada
Scarborough Centenary Hospital
Toronto, Ontario, Canada
Scarborough General Hospital
Toronto, Ontario, Canada
Scarborough Birchmount Hospital
Toronto, Ontario, Canada