Container/Tube: Serum gel tube-Hemolyzed specimen is not acceptable.
Specimen Volume: 5 mL of serum
Transport Temperature: Refrigerated
Collection Instructions: Centrifuge specimens and remove the serum or plasma from the cellular material within 4 hours of collection
Note: Once patient has achieved a steady state, a trough level is drawn just prior to next dose. If toxicity is suspected, specimen can be drawn any time.
Stability
| Storage | Temperature | Stability |
| Room Temperature | 18-28 °C (64-82 °F) | ≤ 8 hours |
| Refrigerated | 2-8 °C (36-46 °F) | ≤ 1 week |
| Frozen | ≤ Negative18 °C (≤0 °F) | ≤ 12 weeks |
Immunorate
Therapeutic range: 10-20 µg/mL
Critical value (automatic call-back): >30 µg/mL
Monday through Sunday
Available STAT
80185