About iohexol
Nonionic iodinated radiographic contrast agent
Used for
- Enhances X-ray and CT images of blood vessels and body organs
- Used for selected spinal, urinary, and body-cavity imaging procedures
Usual adult dose
Varies by imaging procedure, body area, and patient factors; administered by a healthcare professional.
Usual dose in children
Varies by procedure and body weight; administered by a healthcare professional.
Common side effects
- Warmth, nausea, or altered taste
- Headache or dizziness
- Injection-site pain
- Rash or itching
Important warnings
- Can cause serious allergic-like reactions, including rarely life-threatening reactions.
- May impair kidney function, especially with kidney disease or dehydration.
- Can affect thyroid function; discuss thyroid disease with the imaging team.
- Spinal administration can cause seizures or other serious neurological effects.
Pregnancy
Used when imaging benefits justify exposure; the imaging team considers pregnancy and alternatives.
Breastfeeding
Only small amounts are expected to reach breast milk; interruption is generally not required.
Interactions
- Metformin: kidney injury after contrast may increase risk of lactic acidosis.
- Interleukin-2 treatment may increase delayed skin reactions.
- Kidney-affecting medicines may increase concern about kidney injury.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.