Phenytoin
Test Information
Test Name
Phenytoin
Synonyms
Dilantin; PHT
Department
Biochemistry
Preferred Specimen
SST
Testing Location
PLBOP; PLR; PLWHK
Collection Information
Patient Requestable
Yes
Preparation
- Trough level, collect before next dose. Note last dose details
Processing Information
Registration Code
PHEN
Site Specific Notes
- Waikato
Process in PLBOP Biochemistry
- Taupo
Process in PLBOP Biochemistry
Alternative Specimen
Lithium Heparin; EDTA; Plain tube
Methodology
Sample Storage
Fridge
Sample Stability
1 week
Interpretations
View InterpretationsContact Information
john.woodford@pathlab.co.nz