Test directory: Ustekinumab with Antibodies

Ordering Code 7795
Test Name Ustekinumab with Antibodies
Alias Ustekinumab Quantitation with Antibodies, Serum
Stelara
Stelara antibodies
Preferred Specimen Serum
Preferred Container SST (Gold)
Other Specimen/Container Serum in Plain (Red)
Optimum Volume 1 mL
Collection Instructions Collect immediately before the next dose of drug administration (trough level).
Handling Instructions Separate serum promptly.
Transport Requirements Oahu: Refrigerated
Airline: Refrigerated
Specimen Stability Ambient: Not Stable
Refrigerated: 21 Days
Frozen: 21 Days
Rejection Criteria Heat Inactivated specimen
Avail. Stat NO
Analytic Time 7 Days
Methodology Enzyme-Linked Immunosorbent Assay (ELISA)
Reference Lab  Mayo Medical Lab

Reference range(s)

The reference ranges listed below are valid on this date of June 29, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Ustekinumab QN ALL mcg/mL See report.
Ustekinumab Ab ALL <10 <10 AU/mL