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 Interpretations

Contact Information

john.woodford@pathlab.co.nz