Test directory: Topiramate

Ordering Code5018
Test NameTopiramate
AliasTopamax
Preferred SpecimenSerum
Preferred ContainerPlain (Red)
Other Specimen/ContainerPlasma in Lithium Heparin (Green), Plasma in Sodium Heparin (Green), Serum in No Additive (Dark Blue top)
Optimum Volume1 mL
Collection InstructionsFor "peak" draws: 2-4 hours after dose is given
For "trough" draws: 1/2hr - 1 hr before dose is given.
Transport RequirementsOahu: Ambient
Airline: Ambient
Specimen StabilityAmbient: 7 Days
Refrigerated: 14 Days
Frozen: 30 Days
Rejection CriteriaSST
Avail. StatNO
Analytic TimeUp to 7 Days
MethodologyLiquid Chromatography/Tandem Mass Spectrometry (LCMSMS)
Reference Lab Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of April 25, 2024.
ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
TopiramateALLSee report.