Abbott Laboratories, ARCHITECT 25-OH Vitamin D Reagent Kit, 03L52-25 (ROW) and 03L52-27 (U.S.) (1 x 100 tests), 03L52-35 (ROW) and 03L52-37 (U.S.) (5 x 100 tests); in vitro diagnostic.

The Architect 25-OH Vitamin D assay has the potential to generate falsely elevated or falsely depressed results when used with certain lots of Architect Reaction Vessels.

Abbott Laboratories sent a "Product Correction Immediate Action Required" letter dated December 12, 2012, to all affected customers. The letter identified the product the problem and the action needed to be taken by the customer. The customers were instructed to immediately discontinue use and destroy any remaining inventory of the reaction vessel lots listed; to clear the ARCHITECT RV hopper of impacted RV lots following the instructions provided, prior to continued use of the ARCHITECT 25-OH Vitamin D assay; to review the patient results obtained with the affected lots with the treating physician or heath care provider to ensure they are aware of the potential analytical issue and can determine whether re-evaluation of the patient is necessary; to forward a copy of the letter to any laboratory to whom they may have forwarded the reagent; and to retain a copy of the letter for their records and to complete and return the Customer Reply Form via fax to: 1-800-777-0051 For further questions please call your local Customer Service representative at 877-422-2688.