| Lab Section Category |
|
| Specimen Requirement | 3 mL blood |
| Specimen Container | Plain tube (Gold cap) |
| Turnaround Time | 2 - 4 hours |
| Testing Laboratory | SKH |
| Reference Range / Interval | 0.8 - 2.0 μg/L |
| Orderable on CPOE? | Yes |
| Day and Time Performed | Daily, 24 hours |
| Additional Information | Blood sample should be collected 6 to 8 hours after the last dose. |
Last Updated - 21 Mar 2025
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