Laboratory Medicine

Test catalogue

Phenytoin, Free (Free Dilantan )
Test Name Phenytoin, Free (Free Dilantan )
Specimen Type/Requirements Container Type = 1 Red Top Minimum Testing Volume = 3 mL Blood Tube must fill to at least ½ or greater of its vacuum capacity
Specimen Handling Collection Instructions: Ensure both sample and requisition are labelled properly. Collect Trough level 0-30 minutes prior to dose. Write your initials, date and time of collection on the collection label or requisition. Special Instructions: Separate samples from cells as soon as possible. Repeated freezing and thawing of samples should be avoided Rejection Criteria: Unlabeled or Not Sufficient Quantity samples will be rejected. Stability: Stable for 4 hours at room temperature, at 2-8°C for 4 days and frozen for 1 month. Transportation: Send sample to core lab as soon as possible.
Required Documentation
Turnaround Time (TAT) 24hrs	Test Utilization
Reference Value 4.0 - 8.0 umol/L
Test Code FPTN	Methodology HPLC
Testing Location Referred Out – ON, Canada (ROSK01)	Other Information Last Updated: June 06, 2019

Phenytoin, Free (Free Dilantan )

Test Name

Phenytoin, Free (Free Dilantan )

Specimen Type/Requirements

Container Type = 1 Red Top

Minimum Testing Volume = 3 mL Blood

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Ensure both sample and requisition are labelled properly. Collect Trough level 0-30 minutes prior to dose. Write your initials, date and time of collection on the collection label or requisition.

Special Instructions: Separate samples from cells as soon as possible. Repeated freezing and thawing of samples should be avoided

Rejection Criteria: Unlabeled or Not Sufficient Quantity samples will be rejected.

Stability: Stable for 4 hours at room temperature, at 2-8°C for 4 days and frozen for 1 month.

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

24hrs

Test Utilization

Reference Value

4.0 - 8.0 umol/L

Test Code

FPTN

Methodology

HPLC

Testing Location

Referred Out – ON, Canada (ROSK01)

Other Information

Last Updated: June 06, 2019