Caffeine, Serum or Plasma CAFFE
|Method(s)||Quantitative Enzyme Multiplied Immunoassay Technique|
Pediatric microtainer, 0.5 mL plain red top tube. Also acceptable: Lavender (K2 or K3EDTA) or pink (K2EDTA) top tubes.
|Transport||0.5 mL serum at 2-8ºC. (Min: 0.2 mL)|
|Stability||Collection to initiation of testing: After separation from cells: Ambient: 1 week; Refrigerated: 1 week; Frozen: 2 months|
Citrated plasma, serum separator tube (SST)
|Notes||Test is intended for monitoring caffeine or theophylline therapy in neonates. Additional required information: 1. DOSE - List drug amount and include the units of measure; 2. ROUTE - List the route of administration (IV, oral, etc); 3. DOSE FREQUENCY - Indicate how often the dose is administered (per day, per week, as needed, etc.); 4. TYPE OF DRAW - Indicate the type of blood draw (peak, trough, random, etc.)|
|Preferred Specimen Collection Device(s)|