Blood Test Information

Infliximab
(a.k.a Remicade, Infimab, BIFXP)
minimum sample volume required ~ 5ml

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Test Code: IFX

Special instructions
Send completed ViaPath request form with sample.
Collect sample shortly before drug administration to achieve trough levels.

Reference range
Therapeutic drug levels: >2
Intermediate drug levels: 1.0 – 2.0
Subtherapeutic drug levels: < 1.0

Test interpretation requires full clinical information: drug dosage/frequency, previous exposure to other biologics, time of sampling, duration of therapy and clinical assessment.

Sent away to St Thomas' Hospital

Units
µg/mL

Turnaround Time
21 days

Department: Biochemistry

Clinical Application
Infliximab is used to treat inflammatory conditions such as rheumatoid arthritis and Crohn's disease.