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Mephenytoin + Metabolite

Mnemonic:    [UNLIST LAB]
Name:    Mephenytoin + Metabolite
Specimen:    2 mL serum from a Red top tube. Do not use GEL barrier tubes. Also heparinized or EDTA plasma is acceptable.

Remove plasma from cells ASAP.

Separator tubes are unacceptable.
Minimum Spec:    1 mL
Transport Temp:    Refrigerated
Spec Stability:    Stable up to 2 weeks refrigerated.
Ref Lab/Code:    ARUP 0091110
  Method:    High Performance Liquid Chromatography (HPLC)