UCSF Navigation Bar

UCSF Departments of Pathology & Laboratory Medicine Home Page

Lab Manual for Moffitt-Long and Mount Zion

Lab Manual for SFGH

Internal Resources

Click here for more information about laboratory operations and procedures

If you have additional questions regarding this test, please call: 415-353-1667

Search Our Test Menu


Item Value
Approval req'd? No
Available Stat? No
Test code FELB
Performed by Quest
Sendout? Yes
Method HPLC
Collection Instructions Collect level 1 hour prior to next dose when patient is at steady state.
Container type Red top (Gold top NOT acceptable)
Amount to Collect 2 mL blood
Sample type Serum
Preferred volume 1 mL serum
Min. Volume 0.5 mL serum
UCSF Rejection Criteria Collected in Gold top
Processing notes Order Quest test # 68999P
Units µg/mL (mcg/mL)
Normal range 30-50 µg/mL
Turn around times Run 2x per week. Turnaround time 3-6 days
Additional information Felbamate is an anti-epileptic drug used to treat patients with a variety of seizures. Therapeutic monitoring is useful to optimize dose and avoid toxicity.
CPT coding 80209-90
LOINC code 6899-9
Last Updated 2/28/2014 8:38:01 AM
Entry Number 1052
UCSF home page UCSF home page About UCSF Search UCSF UCSF Medical Center