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Mnemonic:    [DIG]
Name:    Digoxin
Specimen:    0.5 mL serum from a Red SST or Red top tube.
Minimum Spec:    0.25 mL
Spec Stability:    Stable 5 days refrigerated.
Reference Range:    0.8 - 2.0 ng/mL Therapeutic
Critical Range:    > 2.5 ng/mL
  Method:    Enzyme Immunoassay
Note:    For routine monitoring, specimen should be collected at least 6 hours after an oral or parenteral dose.
Processing Info:    Serum should be separated from cells within 4 hours of collection. Avoid hemolysis.