Phenobarbital

Alphabetical Test listing

Phenobarbital-207

  
Phenobarbital
  
207
  
80184.0
  
PHB
  
Luminal
  
Lithium heparin (Li hep) plasma
  
  
1.0 mL
  
0.5 mL
  
  • Peak specimens should be collected 6 - 12 hours post ingestion
  • Trough specimens should be collected prior to the next dose
  

Spin within two (2) hours of sample collection

  

Lt green plasma separator (PST)

  
Serum
  
  

Immediately following collection, thoroughly mix sample by gently inverting 5 times

  
  1. Allow sample to clot for a minimum of 30 minutes
  2. Spin within two (2) hours of sample collection
  

Gold serum separator (SST) tube

  

Refrigerated (preferred) - 7 days

Ambient - 8 hours

  
  • Improper labels (unlabeled or mislabeled)
  • Hemolysis (some procedures)
  • Improper anticoagulant or ratio
  • Delay in transport
  • Improper storage temperature affecting results
  • Inappropriate timing of collection
  • Improper container
  • Leaking container resulting in compromised specimen
  • Quantity not sufficient (QNS)
  
AHL - Chemistry: C
  
Daily
  
1 day
  

Enzyme Immunoassay (EIA)

  

15.0 - 40.0 µg/mL

  

> 50.0 µg/mL

  
80184
  
11/30/2001
  
02/18/2020
  
12/02/2021