Test Category: Biochemistry
Investigation Name:Phenytoin
Alias or Abbreviation:Epanutin, Dilantin
Accreditation:UKAS Accredited ISO15189:2022, on scope
Pathology Laboratory:Clinical Chemistry/ Biochemistry
Requestable Seperately?Yes
Lower Reference Range Limit:5 mg/L
Upper Reference Range Limit:20 mg/L
Units:mg/L
Minimum Sample Volume:1 mL
Expected Turnaround Time:Inpatients: 4 hrs. Outpatients:1 day (from receipt)
Test Code:PHEN
Sample Type:
Serum Gel Tube (Gold top)Maximum Add on Time:3 days
Collection Conditions / Other Information:Time of blood sampling in relation to time of last dose isn't critical owing to long half life.
Referred to Another Laboratory?No
Site Sample Tested:All acute sites
Contact Number:01902 307 999 Ext 88266
