Comparative Pharmacology
Head-to-head clinical analysis: ISOLYTE H W DEXTROSE 5 IN PLASTIC CONTAINER versus PLASMA LYTE 148 IN WATER IN PLASTIC CONTAINER.
Peer-Reviewed Evidence
Head-to-head clinical analysis: ISOLYTE H W DEXTROSE 5 IN PLASTIC CONTAINER versus PLASMA LYTE 148 IN WATER IN PLASTIC CONTAINER.
ISOLYTE H W/ DEXTROSE 5% IN PLASTIC CONTAINER vs PLASMA-LYTE 148 IN WATER IN PLASTIC CONTAINER
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Intravenous solution providing electrolytes (sodium, potassium, magnesium, chloride, acetate, phosphate) and dextrose for caloric supply. Acetate and phosphate serve as bicarbonate precursors to buffer metabolic acids. Dextrose provides energy and protein-sparing effects.
Plasma-Lyte 148 is an isotonic crystalloid solution that provides electrolyte replacement and volume expansion. It mimics plasma electrolyte composition, with acetate and gluconate as bicarbonate precursors that are metabolized to bicarbonate in the liver and kidneys, helping to maintain acid-base balance.
Intravenous infusion, rate determined by patient's fluid and electrolyte needs; typical adult dose: 1-2 L per 24 hours, adjusted based on clinical status.
Intravenous infusion; dose determined by electrolyte and fluid requirements. Typical adult rate: 25-100 mL/hour.
None Documented
None Documented
Dextrose has a half-life of approximately 1.5–3 hours in patients with normal glucose metabolism; in renal failure, electrolyte half-lives may be prolonged. The half-life of sodium is about 2–4 hours, and potassium 2–6 hours, depending on renal function.
Not applicable; Plasma-Lyte 148 contains electrolytes and water that distribute according to body fluid compartments; infusion rate and renal function dictate elimination; clinical context: in normal renal function, excess fluids and electrolytes are cleared with a half-life of approximately 2-4 hours.
Electrolytes are primarily excreted via renal pathways; dextrose is metabolized to CO2 and water, with negligible renal excretion. Specifically, sodium, potassium, magnesium, chloride, acetate, and gluconate are eliminated by the kidneys, with over 90% of infused electrolytes excreted renally.
Renal: >90% of infused electrolytes and water are excreted unchanged in urine. Biliary/fecal excretion is negligible (<1%).
Category C
Category C
Intravenous Electrolyte Solution
Intravenous Electrolyte Solution