Item Value
Test name Caffeine
Available Stat? No
Turn around times Test run Monday-Friday mornings. Turnaround time: 1-4 days.
Performed by Quest
Normal range
Therapeutic 8-20 mg/L Potentially Toxic > 50 mg/L
Container type Red top (Gold top NOT acceptable)
Amount to Collect 2 mL blood
Collection Instructions For therapeutic monitoring draw trough level just before next dose.
Sample type Serum

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