Therapeutic monitoring for patients receiving caffeine therapy.
Quantitative Enzyme Multiplied Immunoassay Technique
Serum Random or Plasma Random in Plain Red, Lavender (K2EDTA), Lavender (K3EDTA), or Pink (K2EDTA).
Separate from cells ASAP or within 6 hours of collection. Transfer 0.5 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.2 mL)
Citrated Plasma, Serum separator tube (SST)
Ambient: 1 week; Refrigerated: 1 week; Frozen: 2 months
Effective February 21, 2017
|Age||0-28 days||29 days and older|
|Therapeutic Range:||8-20 µg/mL||Less than or equal to 20 (not well established)|
|Toxic:||Greater than 20 µg/mL||Greater than 20 µg/mL|
Toxic concentrations may cause tremor, cardiac abnormalities and seizures.
No compliance statements are in use for this test.
|Component Test Code*||Component Chart Name||LOINC|
|2011608||Caffeine, Serum or Plasma||3422-3|
- Caffeine Citrate Injection