Comparative Pharmacology
Head-to-head clinical analysis: ISOLYTE P IN DEXTROSE 5 IN PLASTIC CONTAINER versus PLASMA LYTE A IN PLASTIC CONTAINER.
Peer-Reviewed Evidence
Head-to-head clinical analysis: ISOLYTE P IN DEXTROSE 5 IN PLASTIC CONTAINER versus PLASMA LYTE A IN PLASTIC CONTAINER.
ISOLYTE P IN DEXTROSE 5% IN PLASTIC CONTAINER vs PLASMA-LYTE A IN PLASTIC CONTAINER
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
ISOLYTE P in Dextrose 5% provides electrolytes (sodium, potassium, magnesium, chloride, acetate, phosphate) and dextrose to maintain fluid and electrolyte balance, restore intravascular volume, and supply calories. Dextrose is metabolized to carbon dioxide and water, providing energy. Acetate acts as an alkalinizing agent, metabolized to bicarbonate in the liver.
Maintenance and restoration of fluid and electrolyte balance; provides isotonic crystalloid solution with sodium, potassium, magnesium, chloride, and acetate/bicarbonate precursors to buffer acidity.
Intravenous infusion; dose determined by fluid, electrolyte, and caloric requirements. Typical adult rate: 100-200 mL/hr; maximum infusion rate 10 mL/min.
Intravenous infusion; adult dose is based on electrolyte and fluid requirements, typically 500-1000 mL/hour initially, then adjusted; maximum rate 30 mL/kg/hour.
None Documented
None Documented
Not applicable as a combination product. Dextrose: 1-2 hours (metabolic clearance). Electrolytes: distribution half-life ~15-30 minutes, elimination depends on renal function; in normal renal function, complete clearance within 2-4 hours.
Not applicable as a single half-life; electrolytes have distribution and elimination phases governed by body stores and renal function. For water, elimination half-life is ~2-4 hours in euvolemic individuals with normal GFR. Clinically, infused volume distributes within ~30 minutes and is renally cleared over several hours.
Renal: 100% (electrolytes and dextrose metabolites, primarily water and CO2). No biliary or fecal elimination of significant amount.
Electrolytes and water are primarily excreted renally: sodium (90-95% filtered, reabsorbed), chloride (follows sodium), potassium (80-90% renal, 10% fecal), magnesium (30-50% reabsorbed, remainder excreted), acetate (metabolized to bicarbonate, ultimately renal). Fluid volume is regulated by renal mechanisms (ADH, aldosterone). Essentially 100% of administered volume and electrolytes are eliminated via kidneys under normal physiology.
Category C
Category C
Intravenous Electrolyte Solution
Intravenous Electrolyte Solution