Comparative Pharmacology
Head-to-head clinical analysis: IOPAMIDOL 250 versus RENOCAL 76.
Peer-Reviewed Evidence
Head-to-head clinical analysis: IOPAMIDOL 250 versus RENOCAL 76.
IOPAMIDOL-250 vs RENOCAL-76
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Iopamidol is a non-ionic, water-soluble, iodinated radiographic contrast agent that attenuates X-rays, thereby enhancing vascular and tissue contrast during imaging procedures. It acts by increasing the radiodensity of blood vessels and organs.
Contains iothalamate meglumine, an ionic high-osmolar contrast medium that absorbs X-rays, thereby enhancing vascular and tissue contrast during radiographic procedures. It functions by increasing the attenuation of X-rays in blood and tissues where it distributes.
1-2 mL/kg intravenously for contrast imaging, not to exceed 200 mL total; dose and rate vary by procedure and patient weight.
Intravenous: 50-100 mL of a 37% iodine-containing solution (approximately 14-28 g iodine) administered as a slow intravenous injection over 1-2 minutes, or as an intravenous infusion over 10-30 minutes, typically not exceeding 4.5 mL/kg body weight.
None Documented
None Documented
Terminal half-life 1.5-2 hours in normal renal function; may extend to 5-10 hours in severe renal impairment (CrCl <30 mL/min)
Terminal elimination half-life ranges from 1.2 to 2.5 hours in patients with normal renal function. In patients with severe renal impairment, half-life may be prolonged up to 20 hours.
Renal: >90% unchanged via glomerular filtration; biliary/fecal: <2%
Primarily renal excretion via glomerular filtration. Approximately 95% of administered dose is excreted unchanged in urine within 24 hours. Less than 5% undergoes biliary/fecal elimination.
Category C
Category C
Radiocontrast Agent
Radiocontrast Agent