For drug monitoring purposes, blood should not be drawn until a steady state has been attained. This will not be achieved until 2 to 4 weeks after starting therapy. Following the establishment of a steady state, further samples can be taken after 3 to 4 days.
Tube
01 (SE) – Serum Gel
ID
Tests&Tubes0030
Additional information
The concentration of carbamazepine may be increased in liver disease as it is completely metabolised by the liver. Carbamazepine may also induce the hepatic metabolism of other drugs by enzyme induction. PLEASE NOTE: TEST CAN ONLY BE ADDED TO A SAMPLE WITHIN 8 HOURS OF COLLECTION
Turn around
A&E: N/A
Day Case: 6 Hours
In-Patient: 6 Hours
Out-Patient: 24 Hours
GP: N/A
Send to
Blood Sciences LGI
Contact
For further details please contact Ä¢¹½tvÊÓƵ Pathology customer services: [email protected].
Collection Con
Intensive care units, renal unit, transplant unit, patients on IV heparin use lithium-heparin (Green with Yellow ring) tube. Minimum volume: 500µl serum / plasma
Instructions for Lab: Store at 2 to 8 C centrifuged prior to analysis if delayed.
Sample REQ
Blood
Ref. Range Notes
Units
mg/L