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22879 Methsuximide (as Desmethylmethsuximide), serum or plasma (Celontin®) (78)

Methsuximide (as Desmethylmethsuximide), serum or plasma (Celontin®) (78)
Test Code: METHSUX
Synonyms/Keywords
Celontin®​
Test Components
Methsuximide (Celontin®) as Desmethylmethsuximide​
Useful For

​Therapeutic Drug Management​

Specimen Requirements
 
 
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
Serum​ ​Red Top Tube (RTT) ​ ​2 mL​0.5 mL ​
​Plasma ​Lithium-heparin Green Top Tube or Sodium-heparin Green Top Tube (GTT) ​ 2 mL​​0.5 mL ​
Collection Processing Instructions
Transfer separated serum or plasma to a plastic transport tube. 
Gel-barrier tubes are not recommended. 
Trough levels are most reproducible.
Specimen Stability Information
Specimen Type Temperature Time
​Serum or Plasma ​ ​ ​ Ambient​ ​ ​3 days
​Refrigerated​5 days
​Frozen​15 days
Rejection Criteria
Serum Separator Tube (SST)
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Medtox Laboratories​ Tuesday, Friday ​3 days
Gas Chromatography/Flame Ionization Detection (GC-FID)​
Reference Lab
Medtox Laboratories
Reference Range Information
Performing Location Reference Range
Medtox Laboratories​

 
10.0 - 40.0 ug/mL
​
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
80339​ ​ ​ ​ ​
Synonyms/Keywords
Celontin®​
Test Components
Methsuximide (Celontin®) as Desmethylmethsuximide​
Ordering Applications
Ordering Application Description
COM ​Methsuximide (Celontin)
​Cerner ​Methsuximide (Celontin) (78)
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
 
 
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
Serum​ ​Red Top Tube (RTT) ​ ​2 mL​0.5 mL ​
​Plasma ​Lithium-heparin Green Top Tube or Sodium-heparin Green Top Tube (GTT) ​ 2 mL​​0.5 mL ​
Collection Processing
Transfer separated serum or plasma to a plastic transport tube. 
Gel-barrier tubes are not recommended. 
Trough levels are most reproducible.
Specimen Stability Information
Specimen Type Temperature Time
​Serum or Plasma ​ ​ ​ Ambient​ ​ ​3 days
​Refrigerated​5 days
​Frozen​15 days
Rejection Criteria
Serum Separator Tube (SST)
Useful For

​Therapeutic Drug Management​

Test Components
Methsuximide (Celontin®) as Desmethylmethsuximide​
Reference Range Information
Performing Location Reference Range
Medtox Laboratories​

 
10.0 - 40.0 ug/mL
​
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Medtox Laboratories​ Tuesday, Friday ​3 days
Gas Chromatography/Flame Ionization Detection (GC-FID)​
Reference Lab
Medtox Laboratories
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
80339​ ​ ​ ​ ​
For most current information refer to the Marshfield Laboratory online reference manual.