BD has issued a recall for gray top Vacutainer® Fluoride Tubes for Blood Alcohol Determination (catalog number 367001, lot number 8187663). Per the recall, a small portion of lot 8187663 contains no additive (potassium oxalate and sodium fluoride) within the tube. Samples placed in tubes without the additive may clot. These tubes are used nationwide for the collection of blood alcohol determinations and are widely used in forensic testing for DWI cases. Law enforcement agencies should be notified to stop using tubes from this lot.