Accuracy you can trust. For blood glucose testing with OneTouch Verio Family of Meters. Reagent composition: Each test strip contains: flavin adenine dinucleotide dependent glucose dehydrogenase or FAD-GDH (from aspergillus sp.) - 2 U; potassium ferricyanide 41 ug; and other ingredients (buffer, etc.). The vial contains a drying agent. (4 vials of 25). As your partner in diabetes care, we welcome you to contact us (available 7 days a week, 8 a.m. - 10 p.m. eastern time). 1 888 567-3003 (English); 1 888 567-3010 (Espanol). Use with OneTouch Verio Family of Meters. In vitro diagnostic. For self-testing. The accuracy of results generated with LifeScan meters using test strips manufactured by anyone other than LifeScan has not been evaluated by LifeScan. Made in Australia.