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TOPIRAMATE

Test Code
TOPARP
 
DO NOT USE GEL SEPARATOR TUBES
Synonyms
Topamax
SPECIMEN REQUIREMENTS
Container Type
Red top tube (plain)
Supply Item Number
1372
Specimen Type
Serum
Preferred Volume
1 mL
Emergency Minimum Volume
0.3 mL
Patient Prep
Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration.
Specimen Processing
Separate serum or plasma from cells ASAP or within 2 hours of collection and transfer to a standard PAML aliquot tube.
Store and Transport
Refrigerated
Stability
Room Temp 6 days  Refrigerated 1 week  Frozen (-20 °C) 1 month  
Unacceptable Condition
GEL SEPARATOR TUBES; grossly hemolyzed specimens
Alternate Specimens
Lavender (EDTA), pink (K2EDTA) or green (sodium or lithium heparin)
Limitations
If testing is to be delayed by more than 1 week, specimens should be stored frozen for up to 1 month prior to being tested. Avoid repeated freezing and thawing of the specimen.
Reference Laboratory
PAML
CPT Codes
80201
Interface Order Code
80201.Z3
Billing Code
TOPARP
Test Schedule
Mon-Fri
Turnaround Time
1-2 days
Method
Enzyme Immunoassay
Reference Ranges
TitleDescriptorRangesUnits
TopiramateTherapeutic Range2.0-25.0ug/mL
ToxicNot well established
Clinical Significance
Topiramate is a broad spectrum, anti-epileptic drug used to control various types of seizures.

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

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