Item Value
Test name Tacrolimus, Trough
Available Stat? No
Turn around times For samples received by 1200 (Monday-Friday) and 1000 (weekends and holidays) the results will be available by 1600. Results for samples that miss the cut-off times will be available the following day.
In House Availability Daily (day shift)
Performed by China Basin Chemistry
Normal range
Therapeutic trough 5 -15 µg/L
Container type Lavender top
Amount to Collect 3 mL blood
Collection Instructions Time to steady state: 3 doses

Collect trough samples no more than 30-60 minutes before AM dose. Samples should not be drawn from any line through which the drug has been infused but only from a peripheral site.

Specimens must be received in the laboratory by 1200 (Monday-F) or 1000 (Weekends and holidays) for same day results.
Sample type EDTA whole blood

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