Collect blood in an 8-10 mL plain red top tube.
An 8-10 mL green top tube is also acceptable for this assay, but not preferred.
Allow to clot for 30 minutes, separate serum from cells immediately by centrifugation and aliquot into a labeled polypropylene or similar plastic tube. Use a separate tube for each test ordered. Allow room for expansion of sample inside tube.
Preferred volume: 2 mL of serum (or plasma).
Minimum volume: 0.25 mL serum (or plasma).
If minimum volume cannot be obtained, contact Laboratory.
Severe hemolysis, thawed samples for greater than 2 hours
Storage Transport Temp
Fully complete PK requisition, including drug dose amount, frequency, method, and date and time of last dose prior to draw.
Ship samples via overnight delivery on >3 lbs of dry ice
Freeze at -70C if possible, but at minimum -20C. Up to 2 hours at room temperature.
Ship samples to be received Monday through Friday. Do not ship on Friday or Saturday. For shipping and detailed collection instructions, click here.