Phenytoin

Phenytoin image

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Pathology category

Biochemistry - referred tests

Code

PHEN

Referral code

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Test information

Monitoring of patients on Phenytoin (AED) treatment

Guidelines

Pre-analytical

Blood must be taken at least 6 to 8 hrs post dose.

Reference range

10-20 mg/L

Tube type

SST

Tube type info

SST

Special requirements

Serum

Minimum volume

Assay frequency

TAT Inpatient (urgent)

TAT Inpatient

4 hrs

TAT GP/Outpatient

24 hrs

Referral lab

Local, Clinical Biochemistry

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