Answer
Patients should be observed for at least 30 minutes after gadoxetate disodium (Primovist) injection, as most undesirable effects occur within this time, although rare delayed hypersensitivity reactions may occur hours to days later.
Sources for this answer
- Gadoxetate disodium 0.25 mmol/ml, solution for injection, prefilled syringeBayer plc · emc · SmPC §4.4 Special warnings and precautions for use · Version 20Document updated
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