Comparative Pharmacology
Head-to-head clinical analysis: IOHEXOL versus IOPAMIDOL 250 IN PLASTIC CONTAINER.
Peer-Reviewed Evidence
Head-to-head clinical analysis: IOHEXOL versus IOPAMIDOL 250 IN PLASTIC CONTAINER.
IOHEXOL vs IOPAMIDOL-250 IN PLASTIC CONTAINER
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Non-ionic, water-soluble, iodinated contrast agent that increases the radiopacity of vascular structures and body cavities, allowing visualization during radiographic procedures. It does not bind to serum proteins and is rapidly distributed in extracellular fluid.
Iodinated radiographic contrast medium that attenuates X-rays and provides radiopacity in vascular and body cavities. It does not undergo significant pharmacological activity.
Intravenous: 300-370 mg iodine/kg (0.3-0.37 mL/kg of 300 mg I/mL solution) for contrast imaging; typical range 15-150 mL per procedure depending on examination. Intra-arterial: Doses vary by procedure, typically 1-10 mL total. Do not exceed 3 mL/kg total dose.
250 mg iodine/mL; 1.5 mL/kg (up to 100 mL) IV bolus or infusion for CT imaging.
None Documented
None Documented
Clinical Note
moderateIohexol + Metformin
"The risk or severity of adverse effects can be increased when Iohexol is combined with Metformin."
Terminal elimination half-life approximately 2-3 hours in patients with normal renal function. In patients with severe renal impairment (CrCl <30 mL/min), half-life may be prolonged up to 30-60 hours, necessitating dose adjustment or avoidance.
Terminal elimination half-life: 2 hours (normal renal function); prolonged in renal impairment (up to 30+ hours in severe impairment), dictating contrast dosing intervals
Primarily renal via glomerular filtration; 90-100% of administered dose excreted unchanged in urine within 24 hours. Less than 2% excreted in feces. Biliary excretion negligible (<1%).
Renal: 95% unchanged via glomerular filtration; biliary/fecal: <5%
Category C
Category C
Radiocontrast Agent
Radiocontrast Agent