Ustekinumab
Clinical Biochemistry
Sample and container requirements
Serum
Minimum volume required
Preferred 300 µL serum Minimum 150 µL serum
Special requirements
None
Patient preparation
Trough (pre-dose) specimen required.
Sample viability
Turnaround time
35 days
Reference range
Please refer to report for reference ranges.
Clinical guidance
Please follow the link below to the referral laboratory website for more information: https://www.exeterlaboratory.com/test/ustekinumab-drug-levels/
Notes
Sent to Royal Devon & Exeter Hospital
Images to go here
This information was last updated on 19 August 2026