Comparative Pharmacology
Head-to-head clinical analysis: OMNIPAQUE 350 versus OMNIPAQUE 9.
Peer-Reviewed Evidence
Head-to-head clinical analysis: OMNIPAQUE 350 versus OMNIPAQUE 9.
OMNIPAQUE 350 vs OMNIPAQUE 9
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Radiopaque agent: iodine-containing contrast medium that attenuates X-rays, enhancing vascular and tissue contrast during imaging. Non-ionic, low-osmolar agent.
Iodinated nonionic contrast agent that attenuates X-rays, enhancing vascular and tissue contrast. Its iodine content (350 mg/mL) provides radiopacity, while low osmolality reduces adverse hemodynamic effects.
1-2 mL/kg IV up to 150 mL for CT; 30-50 mL IV for DSA; max 350 mL per procedure.
Omnipaque 9 (iohexol 9 mg I/mL) is administered intravenously. For CT enhancement, typical adult dose is 50-100 mL (450-900 mg I) by slow IV injection.
None Documented
None Documented
Terminal elimination half-life is approximately 1.5–2 hours in patients with normal renal function. May be prolonged in renal impairment.
Terminal elimination half-life: 1–2 hours in patients with normal renal function; prolonged to >24 hours in severe renal impairment (CrCl <30 mL/min), necessitating dose adjustment.
Primarily renal excretion via glomerular filtration; >95% eliminated unchanged in urine within 24 hours. Biliary/fecal excretion is negligible (<1%).
Renal: >95% unchanged via glomerular filtration; fecal: <1%.
Category C
Category C
Radiographic Contrast Agent
Radiographic Contrast Agent