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Test Code CARB Carbamazepine (Tegretol) Level

Important Note

Carbamazepine specimens should be drawn just before the next dose for trough values. if toxicity is suspected, then specimens may be drawn at any time.

Specimen Required

Lithium Heparin Plasma Separator Tube (GREEN) or

Serum Separator Tube SST (YELLOW)

Specimen Handling and Stability

Handle and store specimens in stoppered containers to avoid contamination and evaporation.

 

Centrifuge specimens to remove the plasma/serum from the cellular material within 4 hours of collection.

 

Specimen Stability

*  Room Temperature: 5 days

*  Refrigerated: 5 days

*  Frozen: 6 months

CPT Code

80156