PretreatmentReduces minor reactions but probably does not reduce life-threatening reactions
Emergencyhydrocortisone 200 mg IV every 4 hrs until procedure
Benadryl 50 mg IM 1 hr before procedure
RoutineBenadryl 50 mg IM or PO 1 hr before procedure
Prednisone 50 mg PO 13, 7, 1 hr before procedure
Observe patient at least 30 minutes following injection
N-Acetylcysteine 600 or 1,200 mg PO BID the day before and day of the procedure or 150 mg/kg IV over .5 hr or 50 mg/kg IV over 4 h
Category:
Radiology Notes
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