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Infliximab Level and Anti-Infliximab Antibody
MessagePatient Preparation: For up to 48 hours before blood draw, Do no take multivitamins or dietary supplements containing biotin or vitamin B7. Blood should be drawn just before the next infusion of infliximab to measure the trough drug level. Collect a full red top tube, following standard venipuncture techniques. Gold SST tube is not acceptable.
Test Code
LAB11378 INFAD
Alias/See Also
INFAD
CPT Codes
80230| 83520
Includes
@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@
Instructions
Minimum Testing Volume: 0.5 mL Serum Transport Temperature: Refrigerated Stability: Ambient 48 Hours Refrigerated : 7 DaysFrozen -20 C: 28 DaysFrozen -70 C: 70 DaysCauses for Rejection: Serum Separator Tube (SST)Gross hemolysisGross icterus
Report Available
7-Days
Clinical Significance
1230170973
Last Updated: May 18, 2026