Methodology
VerifyNow
Synonyms
Plavix; PRU test; Clopidogrel; VerifyNowP2Y12 Assay; VerifyNow Pru test; Platelet Reactivity Test; Platelet response P2Y12
Specimen Type
Whole Blood
Performing Lab
RCHSD Coagulation (Go-Live 11/17/25)
Epic ID
LAB0330
Lab Test Days
Daily
Standard TAT
4 Hours
Collection Information
Specimen Required
(two) 2 mL Whole Blood
Container Type
Greiner Bio-One Vacuette (3.2% Sodium Citrate)
Collection Instructions
Fill 2 Greiner Blue Top Tubes (2 mL in each tube) containing 3.2% sodium citrate. The tubes must be filled to the intended whole blood capacity (indicated by a small black line). Gently invert the tubes at least 5 times to ensure complete mixing of the contents. DO NOT send through tube system, please hand deliver.
Processing Information - Lab Use Only
Transport Temperature
Ambient-Only
Specimen Stability
Room Temp: 4 Hours; Refrigerated: Unacceptable; Frozen: Unacceptable
Rejection Criteria
Improperly filled tubes; Spun down; Clotted; Grossly hemolyzed; Frozen; Refrigerated; Tubed through the pneumatic tube system
Test Volume Required
(two) 2 mL Whole Blood
Minimum Test Volume
(two) 2 mL Whole Blood
Processing Instructions
DO NOT SPIN and deliver to Coag.
CPT Codes
85576
Revised
11/17/25
Initials
SA