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Clinical Context Required
Protocols listed are illustrative. Always follow local departmental guidelines and radiologist instructions.
Premedication (Previous Reaction)
12-Hour Protocol
- Prednisone 50mg PO: 13h, 7h, and 1h prior.
- Diphenhydramine 50mg PO: 1h prior.
Clinical Cautions
Metformin
Cessation only required if eGFR < 30 or AKI present. Resume 48h post-contrast if renal function stable.
Interleukin-2
Risk of delayed hypersensitivity (flu-like symptoms, rash) up to 2 weeks post-injection.