Carbamazepine (Tegretol)

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Testing Laboratory

Waitematā | Northshore Hospital

Department

Chemical Pathology

Delphic Registration Code (Alpha Code)

TEG

Test Code (Numeric Code)

0830

Laboratory Handling

Phlebotomy

Collect trough specimen just before dose.

Sample Stability

24 hours

Synonyms

Tegretol

Turnaround Time

2 hours

Specimen Type

  • Plasma
  • Serum

Specimen Requirements

Tube/Container Type:

Preferred
  • Lithium Heparin - Non-gel (Green Cap)
Preferred if Waitākere
  • SST II (Gold Cap)
Acceptable
  • Plain (Red Top)
Preferred Sample Volume (ml)

4

Minimum Sample Volume (ml)

1

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • Heparin (Microtainer)
Acceptable
  • Plain(Microtainer)
Minimum Sample Volume (ml)

0.4

Last updated: 06/05/2026