Key Information: ‣ Uses: These strips are used with the FreeStyle Optium meter to monitor ketone levels in the blood, which is crucial for managing diabetes, especially in ketogenic diets or during diabetic ketoacidosis. ‣ Directions: Insert the strip into the meter, apply a blood sample, and read the result. ‣ Warnings & Precautions: Keep away from moisture and store in a cool place