Comparative Pharmacology
Head-to-head clinical analysis: OMNIPAQUE 12 versus ULTRAVIST 370.
Peer-Reviewed Evidence
Head-to-head clinical analysis: OMNIPAQUE 12 versus ULTRAVIST 370.
OMNIPAQUE 12 vs ULTRAVIST 370
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Radiopaque agent that attenuates X-rays, providing contrast in imaging. Iodine atoms absorb X-rays, enhancing visualization of blood vessels and tissues.
Iodinated non-ionic contrast agent that attenuates X-rays due to its high iodine content (370 mg I/mL), enhancing vascular and tissue contrast during imaging. Does not bind to plasma proteins and has minimal pharmacological effects.
Adult dose: 12 g iodine (e.g., 200 mL of Omnipaque 12) administered intravenously, intra-arterially, or into body cavities. Typical contrast study dose: 1-2 mL/kg (max 150 mL) for CT; 40-60 mL for angiographic procedures.
Adult: IV administration of 370 mg iodine/mL at 1-1.5 mL/kg (370-555 mg I/kg) for CT; up to 300 mL total. Rate: 1-5 mL/sec.
None Documented
None Documented
1-2 hours (normal renal function); prolonged to >20 hours in severe renal impairment (CrCl <30 mL/min)
Terminal elimination half-life: 2 hours (normal renal function); prolonged to up to 36 hours in severe renal impairment (CrCl <30 mL/min).
Renal: >95% unchanged; biliary/fecal: <5%
Renal: 95% unchanged within 24 hours via glomerular filtration; Biliary/Fecal: <5%; negligible biliary excretion.
Category C
Category C
Radiographic Contrast Agent
Radiographic Contrast Agent