The VerifyNow P2Y12 Test is designed to measure platelet P2Y12 receptor blockade. Substances known to specifically block the P2Y12 receptor include ticagrelor and the thienopyridine class of drugs, including clopidogrel and prasugrel.1-8 The test is based upon the ability of activated platelets to bind fibrinogen. Fibrinogen-coated microparticles aggregate in whole blood in proportion to the number of expressed platelet GP IIb/IIIa receptors. Light transmittance increases as activated platelets

On 03/30/22, recall notices were distributed to customers who were asked to do the following: 1) Forward the notice within their organization and all other organizations where affected devices may have been transferred to. 2) Identify affected devices and do not use. 3) Destroy all affected devices and document the destruction on the Tracking Form. 4) Complete and return the Tracking Form to the recalling firm. Customers with additional questions can contact Customer Service at 800-955-9525 or e-mail customerservice.na@werfen.com