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TOPIRAMATE

Test Code
TOPARP
 
SynonymsTopamax
SPECIMEN REQUIREMENTS
Container TypeRed top tube (plain)
Supply Item Numberpicture1372
Specimen TypeSerum
Preferred Volume1 mL
Minimum Volume0.3 mL
Patient PrepTiming of specimen collection: Pre-dose (trough) draw - At steady state concentration.
Specimen ProcessingSeparate serum or plasma from cells ASAP or within 2 hours of collection and transfer to a standard PAML aliquot tube.
Store and TransportRefrigerated
StabilityRoom Temp 6 days  Refrigerated 1 week  Frozen (-20 °C) 1 month  
Unacceptable ConditionSerum or plasma separator tubes; grossly hemolyzed specimens
Alternate SpecimensLavender (EDTA), pink (K2EDTA), or green (sodium or lithium heparin)
CPT Codes80201
Billing CodeTOPARP
Test ScheduleSun-Sat
Turnaround Time2 days
MethodQuantitative Enzyme Immunoassay
Test IncludesTopiramate, ug/mL
Reference Ranges
TitleDescriptorRangesUnits
Topiramateug/mL
Therapeutic range5.0-20.0
ToxicNot well established

Interface Codes
typeorder codetest descriptionresult coderesult descriptionunitsdecimal placesloinc code
o80201.Z3Topiramate
r80201.Z3Topiramate80201.Z3Topiramateug/mL 17713-9

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