Theophylline Level

Message
Centrifuge and seperate serum from cells within 2 hours of collection


Test Code
THEO


Alias/See Also
THEOPHYLLINE


Preferred Specimen
Gold Top


Minimum Volume
1 mL 


Other Acceptable Specimens
Red Top


Instructions
Recommended Sampling Time:
IV infusion: 30 min post-infusion;
Oral Dose:
Rapid Release formulation: 1-2 h post-dose;
Sustained release formulation: 3-7 h post-dose


Specimen Stability
8 hrs Room Temp


Performing Laboratory
UMC



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.