Question 1

What is Iohexol used for?

Accepted Answer

Iohexol is indicated for: Contrast radiography/CT, myelography.

Question 2

What routes can Iohexol be administered by?

Accepted Answer

Available routes: IV, PO, INTRATHECAL.

Question 3

Which species have cited Iohexol dosing data?

Accepted Answer

Iohexol dosing in the ExoticRx formulary covers 2 species: Cat (Domestic), Dog (Domestic).

Question 4

Is Iohexol a controlled substance?

Accepted Answer

Iohexol is not federally scheduled as a controlled substance, but is veterinary prescription only in most jurisdictions.

Question 5

What are the warnings or contraindications for Iohexol?

Accepted Answer

Nephrotoxic — ensure hydration. Rare anaphylactoid reactions. Safe if aspirated or if GI perforation (unlike barium). Can be used for myelography (intrathecal). Warm to body temperature.

Question 6

What are the side effects of Iohexol?

Accepted Answer

Nephrotoxic — ensure hydration. Rare anaphylactoid reactions. Safe if aspirated or if GI perforation (unlike barium). Can be used for myelography (intrathecal). Warm to body temperature.

Question 7

How does Iohexol work?

Accepted Answer

Non-ionic, low-osmolar iodinated contrast agent. Attenuates X-rays proportional to iodine concentration, providing contrast in vessels, urinary tract, and CNS.

Species	Route	Dose	Frequency	Evidence	Source
Dog (Domestic)	IV	0 ml/kg	Single administration for study	Strong	Plumb's Veterinary Drug Handbook, 9th Ed
Cat (Domestic)	IV	0 ml/kg	Single administration	Strong	Plumb's Veterinary Drug Handbook, 9th Ed

Iohexol

Drug Class

Routes

Indications

Mechanism of Action

Side effects & warnings

Species with Iohexol dosing data (2 dose rules)

Evidence levels across 2 dose rules

Backed by a published primary source

Sample dosing (2 of 2 cited rules)

Upgrade for Full Details