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Topamax (Topiramate) Level

Mnemonic:    [TOPIRAM]
Name:    Topamax (Topiramate) Level
Specimen:    1 mL serum or plasma from a red or green top. Do not use gel barrier tubes Patient Prep: Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration.

EDTA plasma is also acceptable..

Centrifuge the sample and place the serum/plasma in a separately labeled transport tube within 2 hours of collection.
Minimum Spec:    0.3 mL
Transport Temp:    Refrigerated
Spec Stability:    Stable 7 days refrigerated.
Ref Lab/Code:    ARUP 0070390
Reference Range:    Therapeutic range has not been established
  Method:    Enzyme Immunoassay