Comparative Pharmacology
Head-to-head clinical analysis: DEXTROSE 5 IN SODIUM CHLORIDE 0 45 IN PLASTIC CONTAINER versus MAGNESIUM SULFATE IN PLASTIC CONTAINER.
Peer-Reviewed Evidence
Head-to-head clinical analysis: DEXTROSE 5 IN SODIUM CHLORIDE 0 45 IN PLASTIC CONTAINER versus MAGNESIUM SULFATE IN PLASTIC CONTAINER.
DEXTROSE 5% IN SODIUM CHLORIDE 0.45% IN PLASTIC CONTAINER vs MAGNESIUM SULFATE IN PLASTIC CONTAINER
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Dextrose is a monosaccharide that provides calories and serves as a source of glucose for metabolism, which is essential for cellular energy production. Sodium chloride provides electrolytes to maintain fluid and electrolyte balance. The combination is used for fluid resuscitation and as a vehicle for drug administration.
Magnesium sulfate causes decreased release of acetylcholine at the neuromuscular junction, reducing muscle contractility. It also blocks calcium channels, leading to vasodilation and anticonvulsant effects.
Intravenous infusion: 1000-2000 mL as maintenance fluid, typically at 1-2 mL/kg/h, adjusting for fluid and electrolyte needs.
IV: 1-4 g as a 10-20% solution, rate not exceeding 1 g/min; for eclampsia: 4-5 g IV bolus then 1-2 g/hour IV infusion.
None Documented
None Documented
Not applicable; dextrose is rapidly metabolized, half-life of glucose is ~1.5-2 hours in normal individuals; sodium is distributed and excreted renally with half-life varying with renal function
Normal renal function: 4–6 hours (terminal). In oliguria or anuria, half-life may extend to >24 hours, requiring dose adjustment.
100% renal, as glucose and sodium are completely metabolized or reabsorbed; no biliary or fecal elimination
Primarily renal (glomerular filtration); >90% excreted unchanged in urine. Biliary/fecal elimination is negligible (<1%).
Category A/B
Category C
Electrolyte
Electrolyte