Pre-Medications prior to contrast adminstration

Question 1

Premed regimen frequently used (2)

Answer 1

1. prednisone 50mg PO at 13, 7, 1 hour before contrast + diphenhidramine 50 mg IV/IM/PO 1 hour before contrast
2. Methylprednisone 32mg PO at 12, and 2 hours before contrast with or without antihistamine

Question 2

IV premeds due to Emergency procedure

Answer 2

HYDROCORTISONE 200mg IV immediately the every 4 hours until contrast administration PLUS diphenhydramine 50 mg IV/IM 1 hour before

Question 3

Steroids should be given at least __hours prior to the injection of contrast media. __ hours or fewer does not decrease adverse reactoins

Answer 3

6 hours

3 hours