ADVIA Centaur¿ Systems Phenytoin Calibrator N ( PHTN) 2-pack SMN 10311391 For in vitro diagnostic use in the quantitative determination of phenytoin in serum or plasma using the ADVIA Centaur and ADVIA Centaur XP systems

Reason: ADVIA Centaur¿ Systems Phenytoin Calibrator N, lots CN58 and higher, change in recovery observed with the ADVIA Centaur Systems Phenytoin assay compared to recoveries using previous Calibrator N lots.

Code information: Lot # Expiry Date 19002A58 06/09/2014; 19088A58 06/09/2014; 21376A58 06/09/2014; 25657A59 09/29/2014; 26830A59 09/29/2014; 28447A59 09/29/2014.

Distribution pattern: Worldwide Distribution - USA (nationwide) and Internationally to Argentina, Australia,Brazil,Canada, Columbia, China, Ecuador, Egypt, India, Japan, Korea, Mexico, Saudi Arabia,Singapore, Thailand, and Uruguay.