Answer
Yes. Delayed reactions can occur hours or days later and most often affect the skin. Seek urgent help for breathing difficulty, facial swelling or a severe rash.
Sources for this answer
- Omnipaque Injection 350mg I/ml solution for injection — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.