Comparative Pharmacology
Head-to-head clinical analysis: EXTRANEAL versus INPERSOL LC LM W DEXTROSE 1 5 IN PLASTIC CONTAINER.
Peer-Reviewed Evidence
Head-to-head clinical analysis: EXTRANEAL versus INPERSOL LC LM W DEXTROSE 1 5 IN PLASTIC CONTAINER.
EXTRANEAL vs INPERSOL-LC/LM W/ DEXTROSE 1.5% IN PLASTIC CONTAINER
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Extraneal (icodextrin) is a glucose polymer that acts as an osmotic agent for peritoneal dialysis. It is absorbed from the peritoneal cavity into the bloodstream and metabolized to maltose and other oligosaccharides. Its primary mechanism is to create an osmotic gradient across the peritoneal membrane, facilitating ultrafiltration and removal of waste products.
Inpersol-LC/LM with dextrose 1.5% is a peritoneal dialysis solution. The mechanism involves instillation into the peritoneal cavity, where dextrose creates an osmotic gradient that drives ultrafiltration of fluid and removal of uremic toxins (e.g., urea, creatinine) across the peritoneal membrane. The low calcium (LC) and low magnesium (LM) formulation helps prevent hypercalcemia and hypermagnesemia.
7.5% solution: 2 L intraperitoneally, dwell time 4–8 hours, up to 4 exchanges per day. For automated peritoneal dialysis: 2 L per cycle, typically 3–5 cycles overnight.
Intraperitoneal administration: For continuous ambulatory peritoneal dialysis (CAPD), instill 2 liters of 1.5% dextrose solution into the peritoneal cavity via a permanent indwelling catheter. Exchange 4 times per day (every 6 hours) with a dwell time of 4-6 hours. For automated peritoneal dialysis (APD), typical regimen includes 2 liters per cycle with 4-5 cycles overnight and a daytime dwell.
None Documented
None Documented
The terminal elimination half-life of icodextrin in plasma is approximately 19 hours (range 12-22 hours) following intraperitoneal administration for a dwell of 8-12 hours. This long half-life reflects slow metabolism and clearance, particularly relevant in patients with impaired renal function, leading to accumulation of maltose and other oligosaccharides.
Not applicable via systemic absorption; glucose absorbed from dialysate exhibits a terminal half-life of 1.5–2 hours in plasma, reflecting rapid cellular uptake and metabolism.
Icodextrin is metabolized to maltose, maltotriose, and other oligosaccharides. After intraperitoneal administration, approximately 40% of the administered dose is absorbed systemically; the absorbed icodextrin and its metabolites are primarily eliminated by renal excretion (via glomerular filtration). In patients with residual renal function, approximately 30-40% of the absorbed dose is excreted in urine over 14 days. Biliary/fecal excretion is negligible (<1%).
Renal: negligible; primarily eliminated via peritoneal dialysis (dialysate outflow). Biliary/fecal: <1%.
Category C
Category C
Peritoneal Dialysis Solution
Peritoneal Dialysis Solution